ICD-10 Code F34.1: Dysthymic Disorder (Persistent Depressive Disorder)
ICD-10 Code F34.1: Dysthymic Disorder Explained ICD-10 Code F34.1: Dysthymic Disorder Explained represents persistent depressive disorder, a chronic mood condition characterised by depressed mood lasting at least two years in adults. Mental health clinicians use this diagnostic code to document cases where patients experience long-term depressive symptoms that don’t meet the threshold for major depressive […]
ICD-10 Code R97.20: Elevated PSA Levels (Prostate-Specific Antigen)
Introduction to ICD-10 Code R97.20 ICD-10 code R97.20 represents elevated prostate-specific antigen (PSA) levels documented as an abnormal finding without a confirmed diagnosis of prostate cancer. This diagnostic code sits within Chapter XVIII (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified) of the WHO ICD-10 classification system, specifically under category R97 (Abnormal […]
ICD-10 Code N93.9: Abnormal Uterine and Vaginal Bleeding, Unspecified
What Is ICD-10 Code N93.9: Abnormal Uterine and Vaginal Bleeding, Unspecified? ICD-10 code N93.9 represents abnormal uterine and vaginal bleeding, unspecified, within the International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) system. This diagnostic code applies when a patient presents with irregular, excessive, or abnormal bleeding from the uterus or vagina, but the specific […]
ICD-10 Code J06.9: Acute Upper Respiratory Infection, Unspecified
ICD-10 Code J06.9: Acute Upper Respiratory Infection, Unspecified ICD-10 Code J06.9 (Acute upper respiratory infection, unspecified) identifies acute upper respiratory tract infections when the specific anatomical site cannot be determined. This code has been valid since October 1, 2015, when the United States transitioned from ICD-9-CM to ICD-10-CM. It is maintained by the Centers for […]
ICD-10 Code N40.0: Benign Prostatic Hyperplasia without LUTS
ICD-10 Code N40.0: Benign Prostatic Hyperplasia without LUTS represents a specific diagnostic classification for prostate enlargement that does not present with urinary symptoms. This code serves as the foundational diagnosis for male patients whose prostatic enlargement is discovered incidentally during routine examination or through imaging studies. Clinicians encounter this scenario frequently when digital rectal examinations […]
ICD-10 Code R51.9: Unspecified Headache Guide
Frequently Asked Questions ICD-10 code R51.9 represents unspecified headache in the International Classification of Diseases, Tenth Revision, Clinical Modification. Healthcare providers use this diagnostic code when a patient presents with headache symptoms that cannot be classified into a more specific category. R51.9 applies when clinical information is insufficient to determine the exact headache type or […]
ICD-10 Code Z12.11: Colon Cancer Screening Guide (2026)
Understanding ICD-10 Code Z12.11 for Colon Cancer Screening ICD-10 code Z12.11 identifies an encounter for screening for malignant neoplasm of colon. This preventive care code applies when a patient undergoes colon cancer screening without symptoms or prior diagnosis. The code is essential for proper billing of colonoscopies, fecal occult blood tests, and other screening procedures […]
ICD-10 Code M54.16: Lumbar Radiculopathy Diagnosis and Billing Guide
ICD-10 Code M54.16: Lumbar Radiculopathy Diagnosis and Billing Guide ICD-10 code M54.16 classifies radiculopathy affecting the lumbar region, a condition involving nerve root compression that produces radiating pain, sensory changes, or motor deficits down the leg. This diagnostic code is distinct from simple low back pain because it requires documented evidence of nerve root involvement. […]
ICD-10 Code M25.561: Right Knee Pain (Diagnosis Guide)
ICD-10 Code M25.561: Right Knee Pain Guide ICD-10 Code M25.561 identifies pain in the right knee as a billable diagnosis code within Chapter 13 of the ICD-10-CM classification system. This code represents a specific laterality designation for knee pain without underlying structural pathology or inflammatory disease. Clinicians treating patients with right knee pain must document […]
ICD-10 Code for Anxiety: Complete Clinical Reference (2026)
Introduction Selecting the correct ICD-10 code for anxiety determines whether claims process smoothly or face denial. The F40-F48 chapter contains 14 distinct anxiety disorder codes, each tied to specific clinical presentations and documentation requirements. Behavioral health providers often work with DSM-5-TR diagnostic criteria but bill using ICD-10-CM codes. This creates a translation layer where imprecise […]