ICD 10 Codes From A30-A49
January 16, 2026
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The FY 2026 ICD-10-CM guidelines, effective October 1, 2025 through September 30, 2026, are published by CMS and the National Center for Health Statistics. These guidelines accompany the International Classification of Diseases, 10th Revision, Clinical Modification and provide rules for coding and reporting diagnoses in all healthcare settings.
The guidelines have been approved by the American Hospital Association, American Health Information Management Association, CMS, and NCHS. They are required under HIPAA and must be used alongside the official ICD-10-CM Tabular List and Alphabetic Index published on the NCHS website ICD10Data.
We also list in the form of a table. Please check below:
| Code Range | Category Name |
| A00–B99 | Certain infectious and parasitic diseases |
| C00–D49 | Neoplasms |
| D50–D89 | Diseases of the blood and blood-forming organs and immune disorders |
| E00–E89 | Endocrine, nutritional and metabolic diseases |
| F01–F99 | Mental, behavioral and neurodevelopmental disorders |
| G00–G99 | Diseases of the nervous system |
| H00–H59 | Diseases of the eye and adnexa |
| H60–H95 | Diseases of the ear and mastoid process |
| I00–I99 | Diseases of the circulatory system |
| J00–J99 | Diseases of the respiratory system |
| K00–K95 | Diseases of the digestive system |
| L00–L99 | Diseases of the skin and subcutaneous tissue |
| M00–M99 | Diseases of the musculoskeletal system and connective tissue |
| N00–N99 | Diseases of the genitourinary system |
| O00–O9A | Pregnancy, childbirth and the puerperium |
| P00–P96 | Certain conditions originating in the perinatal period |
| Q00–QA0 | Congenital malformations, deformities, chromosomal abnormalities, and genetic disorders |
| R00–R99 | Symptoms, signs, and abnormal clinical/lab findings (not elsewhere classified) |
| S00–T88 | Injury, poisoning, and certain other consequences of external causes |
| U00–U85 | Codes for special purposes |
| V00–Y99 | External causes of morbidity |
| Z00–Z99 | Factors influencing health status and contact with health services |
Reference link of Govt. Website: https://www.cms.gov/files/document/fy-2026-icd-10-cm-coding-guidelines.pdf
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