Ben Weiss September 21, 2022 Billing, EHR, Facility Operations, Healthcare Software, Insurance Billing, The Treatment Community What Are the Most Used Addiction Treatment CPT Codes in Texas? Ben Weiss September 21, 2022 Billing, EHR, Facility Operations, Healthcare Software, Insurance Billing, The Treatment Community The most common CPT codes used in Texas addiction treatment programs also happen to be the most common addiction treatment CPT codes used in the rest of the country. They are: H0001HF, H0004HF, and 96164HF.