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Conditions Guide

Medical Conditions A–Z

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Explore detailed coding guidance for medical conditions including coding risks, impact analysis, and frequently asked questions.

6,810 conditions across 26 categories

A637 conditionsB412 conditionsC680 conditionsD337 conditionsE311 conditionsF308 conditionsG184 conditionsH540 conditionsI215 conditionsJ10 conditionsK42 conditionsL491 conditionsM353 conditionsN150 conditionsO132 conditionsP542 conditionsQ5 conditionsR293 conditionsS537 conditionsT277 conditionsU133 conditionsV143 conditionsW68 conditionsX4 conditionsY3 conditionsZ3 conditions
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Free medical coding reference for professionals. Search ICD-10 codes, CPT procedures, conditions, and more.

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Data Sources

  • CMS Medicare PFS
  • ICD-10-CM Official Guidelines
  • CMS DRG Definitions

Data vintage: ICD-10-CM FY2027 code set (effective October 1, 2026, from the official CMS/CDC release), Medicare DRG and Physician Fee Schedule payments from the CY2024 CMS public use files, CMS coverage (LCD/NCD) export of September 14, 2026, X12 CARC/RARC lists checked September 23, 2026 (latest RARC change July 2026, latest CARC change November 2025).

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