More Information
For more information on AHA Central Office, please visit www.ahacentraloffice.org.
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The American Hospital Association's Central Office serves as the official U.S. Clearinghouse
on medical coding for the proper use of the ICD-9-CM systems and Level I HCPCS (CPT-4 codes) for
hospital providers and certain Level II HCPCS codes for hospitals, physicians and other health professionals.