Some Medicaid & CSHCN Taxonomy Codes to Change

Effective November 23, 2011, TMHP has updated taxonomy codes associated with various provider types and specialties that are part of the National Provider Identifier (NPI) attestation process.

Providers are encouraged to verify that they have attested all appropriate taxonomy codes. Providers may refer to the January 2007 National Provider Identifier (NPI) Special Bulletin for Medicaid and CSHCN Services Program Providers for detailed attestation instructions. Providers may refer to the Washington Publishing Company website at for available taxonomy codes.

Taxonomy Codes

Optometry – 152W00000X

Durable Medical Equipment – 335G00000X

For more information, call the TMHP Contact Center at 1-800-925-9126 or the TMHP-CSHCN Services Program Contact Center at 1-800-568-2413.