Dr. Annie Chang, DO

With 20 years of practice, Dr. Annie Chang is an established internal medicine provider, DO, after earning their medical degree at University Of North Texas Hsc, College Of Osteopathic Med in 2001. Dr. currently practices across 3 facilities, including Scott And White Clinic in College Station, Texas. Their National Provider Identifier (NPI) is 1114947421, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.

CMS Medicare data shows Dr. Annie Chang as a lower-volume internal medicine provider, treating approximately 200 Medicare beneficiaries and delivering 588 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.