Q: A month ago, a patient had undergone an open reduction and internal fixation of a traumatic fracture of the left femur. This afternoon, she was admitted for a severe and deep infection of the left thigh and immediately taken to surgery. An open, wide excisional debridement of the infected skin, subcutaneous tissue, and fascia was carried out, and the internal fixation hardware was removed. Cultures of the fixation pins grew Staphylococcus aureus. Can coders report infections of devices similar to how they would report a wound infection in ICD-10-CM?
The largest barriers and facilitators to screening, documenting, and addressing adverse social determinants of health across United States’ emergency departments have been identified in a recent study published in JAMA Network Open.
Postherpetic neuralgia (PHN) is severe pain caused by damage to the nerves at the area or areas affected by shingles after the rash is resolved. Typically, it is pain that persists four or more months after the initial onset of the rash. For documentation purposes, the physician would need to state which type of PHN the patient has. Note: To access this free article, make sure you first register here if you do not have a paid subscription.
Review a study based on ICD-10-CM data from the National Vital Statistics System that shows a decline in U.S. maternal mortality rates from 22.3 deaths per 100,000 live births in 2022 to a rate of 18.6 deaths in 2023.
One of the most frequent causes of hospital-acquired AKI is acute tubular necrosis (ATN). Improving documentation and coding practices for ATN involves not only recognizing the condition but also realizing the impact of coding ATN versus AKI, addressing common misconceptions in the HIM field, and fostering collaboration among CDI specialists, coding professionals, and providers. Note : To access this free article, make sure you first register if you do not have a paid subscription.
Research of multiple countries on various continents and with varied complexity of healthcare environments reveals significant disparities in health outcomes and access to healthcare, and a staggering percentage of health outcomes are attributed to social determinants of health. Studying these countries shows differences in how socioeconomic issues are captured in documentation and coded using different patient classification systems, guidelines, and regulations.
You may have noticed that people are feeling stressed out throughout the United States. Each individual deals with stress in their own way. Most often, ICD-10-CM diagnosis codes reported for these patients may be a bit vague, especially when you are coding for a primary care physician.
Q: Consider a patient who received a hysterectomy two days ago and was later admitted for severe acute abdominal pain around the surgical wound. When the wound was reopened, it was discovered that an instrument had been left in her body. The instrument was removed, and the wound was resutured. How would coders report this situation with ICD-10-CM codes?
A recent study published in BMC Public Health, found that patients in Colorado diagnosed with long COVID increasingly sought care from outpatient and specialist visits over hospital and emergency department visits.
With the prevalence of diabetes mellitus among the population expected to grow, an overview of the disease may help you keep track of how to code instances of it. This article will cover the different types of diabetes mellitus and a few tips when coding it.
The spectrum of myocardial injury, ischemia, and infarction represents a critical area in cardiology, which Alba Kuqi, MD, MSHIM, RHIA, CCM, CRCR, CICA, CSMC, CSAF, CCS, CCDS, CDIP , explores in detail, integrating information from current clinical guidelines, diagnostic standards, and management strategies.
Given the variety and complexity of surgical complications, coders should understand the nuances of differentiating between surgical complications and pre-existing conditions, stay up to date with coding guidelines, and familiarize themselves with ICD-10-CM chapters where complications codes are located. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Q: Patient is a young but quite debilitated and oxygen-dependent female with a complex history and frequent hospitalizations. She currently presents with exacerbation of bronchiectasis secondary to Swyer-James unilateral emphysema, chronic postinfectious bronchiolitis obliterans syndrome following bronchiolitis obliterans in childhood, and superimposed bacterial pneumonia. Her condition is complicated by morbid obesity with a BMI of 42 and severe obesity hypoventilation syndrome with obstructive sleep apnea. How would this diagnostic note be reported in ICD-10-CM?
CMS recently published diagnosis code update files for discharges and patient encounters beginning on April 1, 2025, and through September 30, 2025. Learn about the revisions featured in the updated files.
Although ICD-11 has not yet been adopted in the United States, various countries have implemented it to enhance their health data analysis, improve public health strategies, and foster international comparability. This article covers how other countries that have adopted ICD-11 are using their data.
For fiscal year 2025, ICD-10-CM Chapter 19 saw an addition of 18 new codes for poisoning by, adverse effect of, and underdosing of immune checkpoint inhibitors and immunostimulant drugs. To properly apply these new codes, Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , breaks down the purposes of these medications and explains how the coding guidelines address the complex range of side effects these drugs can cause.
Given the variety and complexity of surgical complications, coders should understand the nuances of differentiating between surgical complications and pre-existing conditions, stay up to date with coding guidelines, and familiarize themselves with ICD-10-CM chapters where complications codes are located.
Our experts answer questions on reporting bronchiectasis and pneumonia with ICD-10-CM codes, coding diagnoses without clinical criteria, and documenting pressure injuries and wound care.
For fiscal year 2025, ICD-10-CM Chapter 19 saw an addition of 18 new codes for poisoning by, adverse effect of, and underdosing of immune checkpoint inhibitors and immunostimulant drugs. To properly apply these new codes, Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , breaks down the purposes of these medications and explains how the coding guidelines address the complex range of side effects these drugs can cause.
Q: Consider a patient who is readmitted for postoperative pain control after a lung transplant two days prior. How would coders report this type of surgical complication in ICD-10-CM? In general, what are the guidelines for coding pain as a surgical complication of transplantations?
Cheryl Ericson, RN, MS, CCDS, CDIP , explores why CMS will begin collecting data in 2025 to measure performance on the Hospital Harm from Acute Kidney Injury (HH-AKI) electronic clinical quality measures (eCQM), particularly for those who may be less familiar with eCQM.
Although advancements in treatment and early detection improve survival rates, the incidence of cancer diagnoses, including lymphoma, continue to rise. To reflect the growing number of cases and the complexity of neoplasms, new ICD-10-CM codes were introduced for fiscal year 2025. Learn how to capture each diagnosis with greater precision. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Q: A patient with severe emphysematous bronchitis is hospitalized due to acute RSV bronchitis. He is noted to have a history for cerebrovascular accident with residual oropharyngeal dysphagia occurring in the past year and on day three of the hospitalization, he aspirated some of his breakfast during an episode of severe coughing. The patient’s RSV swab is now showing negative, so viral bronchitis is considered resolved, but patient continues to require treatment for secondary aspiration pneumonia, which is their main concern at this point, as well as acute hypoxic respiratory failure. He will require oxygen continuously. How would this diagnostic note be reported in ICD-10-CM?
Anemia is a complex condition to manage clinically and document accurately, yet proper diagnosis, documentation, and coding are critical for ensuring appropriate patient care and reimbursement. Alba Kuqi, MD, MSHIM, RHIA, CCM, CRCR, CICA, CSMC, CSAF, CCS, CCDS, CDIP , explores the clinical aspects of anemia, including its definitions, types, causes, and management, while addressing the challenges in clinical documentation and coding.
To align subcategories for diagnosis coding with the DSM-5 classification subcategories for feeding and eating disorders, new ICD-10-CM codes were added in the FY 2025 update. Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , reviews the clinical criteria for affected disorders, including anorexia nervosa, bulimia nervosa, binge-eating disorder, pica in adults, and rumination disorder.
Patients diagnosed with a malignant neoplasm, commonly known as cancer, are now living longer due to better treatments. In 2025, there are 47 new ICD-10-CM codes to be used to report lymphoma in remission. This article broadly reviews those new codes.
Although advancements in treatment and early detection improve survival rates, the incidence of cancer diagnoses, including lymphoma, continue to rise. To reflect the growing number of cases and the complexity of neoplasms, new ICD-10-CM codes were introduced for fiscal year 2025. Learn how to capture each diagnosis with greater precision.
Q: A female patient previously had an inpatient stay due to severe enteritis secondary to the use of Keytruda for colon cancer that she was diagnosed with six months earlier. While she has had positive results to the medication, she presented to the ER last week due to severe abdominal bloating and cramping with diarrhea and stools with large amounts of mucous. She was dehydrated and hypokalemic upon inpatient admission and has a history of depression. Her discharge note indicates that her potassium levels and dehydration are normalized. How would this encounter be reported in ICD-10-CM?
Because multiple organ disfunction syndrome does not have a specific ICD-10-CM code, coders face the challenge of capturing the full complexity of the condition. Nevertheless, understanding the various organ systems involved and recognizing the specific dysfunctions can help coders accurately report the condition. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Genetic medicine is an emerging specialty coders will be faced with, and a basic foundation of the science and consequences of genetic anomalies will be helpful going forward. Realizing coders are not expected to be clinical, Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , shows how it will still be useful to know the basics.
Patients diagnosed with a malignant neoplasm, commonly known as cancer, are now living longer due to better treatments. In 2025, there are 47 new ICD-10-CM codes to be used to report lymphoma in remission. This article broadly reviews those new codes.
Because substance use, abuse, and dependence are critical areas within healthcare that impact CDI and coding, Alba Kuqi, MD, MSHIM, RHIA, CCM, CRCR, CICA, CSMC, CSAF, CCS, CCDS, CDIP , provides readers with an in-depth analysis of these conditions and emphasizes their clinical, diagnostic, and coding implications.
Q: A frail 74-year-old female presents with severe shortness of breath and hypoxia. She has a known history of smoking two or more packs per day for the past 40-50 years and has a complex history of chronic obstructive emphysema, centrilobular emphysema, bronchiectasis, and pulmonary hypertension. Her current hospitalization is due to MRSA pneumonia with planned discharge to home health for continued care. How would this diagnostic note be reported in ICD-10-CM?
Acute respiratory distress syndrome presents a significant clinical challenge due to its rapid onset, high mortality rate, and complex management. Alba Kuqi, MD, MSHIM, RHIA, CCM, CRCR, CICA, CSMC, CSAF, CCS, CCDS, CDIP , delves into the comprehensive aspects of ARDS to show how coders, alongside healthcare providers and CDI specialists, play an essential role in reporting the complete picture of the condition.
Assigning proper codes plays a role in the integrity of medical records, supports effective communication between healthcare providers, and safeguards a practice against compliance issues. This article discusses some common dermatological conditions and their respective ICD-10-CM codes/categories.
Genetic medicine is an emerging specialty coders will be faced with, and a basic foundation of the science and consequences of genetic anomalies will be helpful going forward. Realizing coders are not expected to be clinical, Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , shows how it will still be useful to know the basics.
Assigning proper codes plays a role in the integrity of medical records, supports effective communication between healthcare providers, and safeguards a practice against compliance issues. This article discusses some common dermatological conditions and their respective ICD-10-CM codes/categories.
An upcoming audit reviewing Medicare inpatient hospital billing for sepsis underscores the critical importance of accurate coding and clinical validation. With guidance from Leigh Poland, RHIA, CCS, CDIP, CIC , coders can help prevent costly coding errors, reduce the risk of audits, and ensure hospitals are appropriately reimbursed for the care they provide. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Trey La Charité, MD, FACP, SFHM, CCS, CCDS , invites a deeper understanding for diagnosing and documenting acute renal failure and any other related diagnoses—before exploring the plethora of denial strategies medical staff may face. Not to worry as there are opportunities for successful appeals!
Q: An elderly male patient has a rectal fistula with an abscess requiring complex packing of the wound. The most recent wound documentation reports “complex persistent rectal fistula with underlying abscess present, cultures show positive for E. coli and Klebsiella.” The patient will be administered daily IV antibiotics via a PICC line that has been placed. How would this encounter be reported in ICD-10-CM?
Acute respiratory distress syndrome presents a significant clinical challenge due to its rapid onset, high mortality rate, and complex management. Alba Kuqi, MD, MSHIM, RHIA, CCM, CRCR, CICA, CSMC, CSAF, CCS, CCDS, CDIP , delves into the comprehensive aspects of ARDS to show how coders, alongside healthcare providers and CDI specialists, play an essential role in reporting the complete picture of the condition.
The concept of social determinants of health (SDOH) has transformed significantly, advancing from increased awareness to data integration and the development of tools and frameworks. This article explores the importance of integrating SDOH into the healthcare framework and the coding process, as well as best practices for leveraging this data to inform health interventions.
To align subcategories for diagnosis coding with the DSM-5 classification subcategories for feeding and eating disorders, new ICD-10-CM codes were added in the FY 2025 update. Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , reviews the clinical criteria for affected disorders, including anorexia nervosa, bulimia nervosa, binge-eating disorder, pica in adults, and rumination disorder.
Q: Patient presents with a chief complaint of persistent cough for 10 days with occasional mucus. She has a history of chronic asthmatic bronchitis for many years; is quite frail, reporting decline in energy and activity tolerance; was a smoker until about five years ago; and suffers chronic smokers’ cough and centrilobular emphysema. Past medical history includes heart failure, hypertension, and pulmonary hypertension. How would this diagnostic note be reported in ICD-10-CM?
Coders are more aligned with CDI specialists than they may realize, as a deeper understanding of coding conventions enhances the accuracy and specificity of documentation. Sydni Johnson, BSN, RN, CCDS , and Suzanne Santellanes, BSN, RN, CCDS , shed light on how the tools of coders play a pivotal role in improving compliance strategies and ensuring the integrity of clinical records.
Our experts answer questions on coding COPD, smokers’ cough, and rectal fistulas in ICD-10-CM as well as provide recommendations for addressing malnutrition denials depending on the diagnosis criteria used (GLIM or ASPEN).
Certain diagnosis-related groups (DRGs) remain vulnerable to audits and denials, not only for DRG and clinical validation, but for medical necessity as well. Kim Conner, BSN, CCDS, CCDS-O , explores areas coding professionals can support when being proactive against these denials.
Medicare patients who qualify for the new preventive service designed to protect them from HIV will be eligible for up to eight counselling and screening services a year, according to a recently released CMS national coverage determination.
Q: A 65-year-old female has been on Effexor for major depressive disorder for three months and went to her healthcare provider due to tachycardia and palpitations along with mild muscle cramping. It was found that she had accidentally been taking double her prescribed dose due to misunderstanding the instructions. It is reported that she developed serotonin syndrome resulting from toxicity and was also diagnosed with mild hypertension (138/88) due to the serotonin syndrome. How would this encounter be reported in ICD-10-CM?
Coagulopathy describes the impairment of the blood’s ability to coagulate, leading to prolonged or excessive bleeding that may occur spontaneously or following an injury. Explore the basics of the condition as well as practical tips for accurate ICD-10 coding. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Coding professionals face challenges when the clinical meanings of words do not match the ICD-10-CM classification system, particularly for records related to matters of the heart. Follow Laurie Prescott, RN, MSN, CCDS, CCDS-O, CDIP, CRC , as she applies critical thinking, knowledge of disease processes, and an understanding of ICD-10-CM codes to accurately report acute MI cases.
Lymphoma diagnosis codes received a robust overhaul with the release of the 2025 ICD-10-CM codes, reflecting advancements in understanding and classifying lymphoma. Accurate coding is crucial for reporting such nuances, and Nancy Reading, RN, BS, CPC, CPC-P, CPC-I , is here to update coders on the changes.
ICD-10-CM contains specific pain codes based on the type of prosthetic device, mesh, or implant. This article reviews best practices for using placeholders and selecting the correct encounter code, as well as other considerations when using diagnosis codes.
With guidance from Linda Martien, CPC, COC, CPMA, CPC-I, CRC, AAPC approved instructor, AAPC fellow , coding professionals can review arthritis codes to avoid the use of generalized codes in order to reflect a patient’s condition more accurately and ensure compliance with insurance requirements.
Our experts answer questions on the new ICD-10-CM serotonin syndrome code, key takeaways for documenting and supporting malnutrition diagnoses, and appropriate circumstances for reporting codes from ICD-10-CM subcategory E66.8- (other obesity).
Certain diagnosis-related groups (DRG) remain vulnerable to audits and denials, not only for DRG and clinical validation, but for medical necessity as well. Kim Conner, BSN, CCDS, CCDS-O , explores areas coding professionals can support when being proactive against these denials.
Our experts answer questions about serotonin syndrome, the difference between National Correct Coding Initiative edits and medically unlikely edits, and prolonged service codes.
With guidance from Linda Martien, CPC, COC, CPMA, CPC-I, CRC, AAPC approved instructor, AAPC fellow , coding professionals can review arthritis codes to avoid the use of generalized codes in order to reflect a patient’s condition more accurately and ensure compliance with insurance requirements.
Q: A patient presents with exacerbation of COPD complicated by positive COVID-19 with COVID-19 pneumonia and superimposed MRSA bacterial pneumonia in the setting of chronic bronchitis due to smoking, severe persistent asthma (not currently in exacerbation), and left lower lobe lung cancer in remission following a lobectomy one year ago. Patient continues to smoke cigarettes. How would this diagnostic note be reported in ICD-10-CM?
The American Medical Association recently announced new codes, deletions, and revisions included in the CPT 2025 code set. Explore these notable updates to the code set.
Revisions to the E/M guidelines have simplified documentation and eliminated unnecessary documentation. Clinicians may choose levels of E/M services based on time or level of medical decision-making. Nancy M. Enos, FACMPE, CPC-I, CPMA, CEMC, CPC emeritus , dives deep into both processes and provides best practices for each.
Deanne Wilk, MPS, BSN, RN, CCDS, CCDS-O, CDIP, CCS, provides an overview of toxic encephalopathy including signs and symptoms, diagnosis and treatment, and relevance for coding professionals and CDI teams.
Pancytopenia is defined as the simultaneous presence of anemia, leukopenia (neutropenia), and thrombocytopenia. Refresh yourself on how each condition plays a role in diagnosing, treating, and coding pancytopenia. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
The connection between medical necessity and diagnosis coding should be included with your training on the 2025 update to the ICD-10-CM code set. This article serves as a refresher on medical necessity, possible ICD-10-CM conflicts, and other best practices.
Work with pharmacists to make sure patients who receive antiretroviral therapy (ART) for human immunodeficiency virus (HIV) infection prevention don’t miss a treatment when CMS implements the national coverage determination (NCD) for a new preventive service that includes pre-exposure prophylaxis (PrEP) for HIV.
Our experts answer questions on linking cellulitis and diabetes, coding COPD and associated conditions, and applying clinical criteria guidelines for sepsis.
Malnutrition affects millions of people across all age groups, and to better discuss and understand the coding nuances of malnutrition, Cokethia Rachel, CPC, CCS, CPMA, SSBBP, demonstrates how coders should define the condition, appropriately review relevant documentation, and recognize when the medical necessity of malnutrition has been supported. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
A cohort study published in the Journal of the American Medical Association found that the detection of incident stroke events is moderately accurate when using ICD-10-CM codes in Medicare claims and very accurate in ruling out non-stroke cases.
Q: Video colonoscope was advanced through a patient’s rectum to the cecum where there was normal-looking mucosa throughout. The patient had scattered diverticula in the sigmoid colon and a 6-mm sessile polyp in the proximal rectum that was removed completely by hot biopsy technique. Surgeon documented to await pathology report. How would this operative note be reported in ICD-10-CM and ICD-10-PCS?
The ICD-10-CM changes for fiscal year 2025 are coming October 1, 2024. Learn about some of the changes to guidelines, notes, wording in current categories, and expansion of code categories.
Q: What ICD-10-CM code should we report for a periprosthetic fracture due to an injury? Do you use the S codes for a traumatic fracture with a secondary code for replacement, or do you select a code from the M97 (Periprosthetic fracture around internal prosthetic joint) category?
Patients who self-reported housing instability often didn’t have the correct ICD-10-CM codes documented in their record, according to a recent study. Review the results of the study and be more aware of the importance of properly documenting housing insecurity to ensure appropriate housing and medical services are delivered.
A recent draft local coverage determination includes detailed coverage requirements for chronic migraine treatment. This article reviews the terminology that drives migraine coding.
Q: A patient is in the postpartum period after delivering a healthy baby girl. She developed diabetes mellitus during the pregnancy. She is being treated with Metformin, an oral hypoglycemic drug. How would this situation be reported in ICD-10-CM?
CMS released the FY 2025 IPPS final rule on August 1, which seeks to address key social determinants of health and strengthen emergency preparedness. This rule updates Medicare payments and policies for discharges from inpatient hospitals beginning October 1, 2024.
Q: What are some of the common documentation pitfalls or missteps related to pediatric malnutrition? And what can CDI specialists do to address them proactively?
Our experts answer questions about coding for controlled puerperium diabetes and endoscopic procedures as well as provide suggestions for referring to prior encounter information in queries.
CMS’ fiscal year 2025 IPPS proposed rule and fact sheet proposes to upgrade certain codes describing social determinants of health (SDOH) to better capture the effect of housing instability on beneficiaries.
CMS finalized many behavioral health requirements related to social determinants of health risk assessments, care management services, and more with the 2024 Medicare Physician Fee Schedule final rule. With all these changes where do providers start?
Q: Is it appropriate to code metabolic encephalopathy related to alcohol withdrawal or alcohol withdrawal delirium? And if so, how do you successfully defend against denials?
Q: A patient presents with a chief complaint of thoracic intrinsic spinal cord lesion causing back pain, left lower extremity sciatic-type pain, and foot drop. An MRI of the thoracic spine revealed a T11-T12 spinal cord lesion consistent with a cavernous malformation. Which ICD-10-CM codes would be reported?
Without proof that services rendered were medically necessary, third-party payers are unlikely to approve claims for reimbursement. With tips from Shelley C. Safian, PhD, RHIA, CCS-P, COC, COC-I , medical coding professionals can use ICD-10-CM codes to prove medical necessity. Note : To access this free article, make sure you first register here if you do not have a paid subscription.
Q: A specialty society's fact sheet offers guidance for determining E/M level when an ICD-10-CM social determinant of health code affected the diagnosis or treatment. What is Medicare's policy on this?
Without proof that services rendered were medically necessary, third-party payers are unlikely to approve claims for reimbursement. With tips from Shelley C. Safian, PhD, RHIA, CCS-P, COC, COC-I , medical coding professionals can use ICD-10-CM codes to prove medical necessity.
Use these tips to train your team on the latest definitions and coding guidance for diabetes screening and related services during your next training session.
