ICD-10-CM · FY2026 Code Set

ICD-10-CM Code Lookup

Every ICD-10-CM diagnosis code page shows the official NLM clinical description, active CMS and MAC reimbursement alerts, MAC contractor coverage guidance, and an estimated revenue impact for coding teams. Updated daily.

Look up any ICD-10-CM code directly

Navigate to clvintelligence.com/codes/icd10/[CODE] — for example /codes/icd10/I48.91 for atrial fibrillation. Every valid ICD-10-CM code has a dedicated page.

High-volume Medicare codes

By claim frequency

ICD-10-CM chapters

A–BInfectious & Parasitic Diseases
C–DNeoplasms
EEndocrine & Metabolic
FMental & Behavioral
GNervous System
HEye & Ear
ICirculatory System
JRespiratory System
KDigestive System
LSkin & Subcutaneous Tissue
MMusculoskeletal
NGenitourinary System
S–TInjury & Poisoning
ZHealth Status Factors

FY2026 ICD-10-CM code set — 72,000+ diagnosis codes · Maintained by CDC · Adopted by CMS