ICD10Source — ICD-10 & Billing Coding Resources
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Disclaimer

Effective Date: April 7, 2026  ·  Last Updated: April 7, 2026
Important NoticeICD10Source is a reference tool for informational purposes only. It is not a substitute for professional medical advice, diagnosis, treatment, or certified medical coding guidance. Always verify codes with official CMS sources before use in billing settings.

1. General Information Only

ICD10Source provides access to the official CMS FY2026 ICD-10-CM diagnosis code dataset for informational and educational purposes. The information presented does not constitute medical advice, legal advice, billing advice, or professional coding guidance of any kind.

2. Not a Substitute for Professional Medical Advice

ICD-10-CM codes are diagnostic classification tools used for administrative and billing purposes. Nothing on this site should be interpreted as a recommendation for any specific medical treatment, a clinical diagnosis, or a replacement for consultation with a licensed healthcare provider.

3. Coding and Billing Accuracy

While I make every effort to present accurate and current information, ICD-10-CM codes, CC/MCC designations, HCC categories, RAF scores, POA indicators, and coding rules are updated regularly by CMS. Users are responsible for:

  • Verifying all codes against the most current official CMS and CDC publications before use in claims or medical records
  • Consulting the official CMS ICD-10 resources for authoritative guidance
  • Following applicable coding guidelines, payer-specific rules, and local coverage determinations

ICD10Source is not liable for any claim denials, audits, penalties, or adverse outcomes resulting from reliance on information presented on this site.

4. HCC and Risk Adjustment Information

HCC mappings and RAF scores are based on the CMS-HCC Model V28 and are provided for general reference only. All risk adjustment coding should be reviewed by a qualified specialist.

5. ICD-9 to ICD-10 Crosswalk

ICD-9 crosswalk mappings are based on CMS General Equivalence Mappings (GEMs) and are approximate. Always consult official coding guidelines when converting codes.

6. Data Source and Currency

The ICD-10-CM dataset is sourced from CMS Section 111 Valid ICD-10 FY2026, effective October 1, 2025. This data is published by the U.S. government and is in the public domain.

7. No Warranty

ICD10Source is provided "as is" without any warranty of any kind, express or implied, including but not limited to warranties of accuracy, completeness, or fitness for a particular purpose.

8. Limitation of Liability

To the fullest extent permitted by applicable law, ICD10Source and its operators shall not be liable for any direct, indirect, incidental, or consequential damages arising from use of or reliance on information presented on this site.

9. Professional Responsibility

Healthcare providers, medical coders, and billing professionals are solely responsible for compliance with applicable laws, regulations, payer requirements, and professional standards including HIPAA and the False Claims Act.

10. Contact

If you have questions about this disclaimer, please contact me at:
[email protected]