Dr. Maria Rayas, MD

With 18 years of practice, Dr. Maria Rayas is an established pediatric medicine provider, MD, after earning their medical degree at University Of Texas Medical School At San Antonio in 2007. Dr. currently practices across 6 facilities, including University Health System in San Antonio, Texas. Their National Provider Identifier (NPI) is 1457536328, 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.

Dr. Maria Rayas's practice is located in ZIP 78229 (San Antonio, Texas), which has an overall CartoChrome Healthcare Access Score of 63/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Maria Rayas received $268 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.