Dr. Maria Ruiz, MD

With 20 years of practice, Dr. Maria Ruiz is an established emergency medicine provider, MD, after earning their medical degree at Other in 2003. Dr. currently practices across 4 facilities, including Unitypoint Health - Meriter in Madison, Wisconsin. Their National Provider Identifier (NPI) is 1134230717, 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. Maria Ruiz as a lower-volume emergency medicine provider, treating approximately 325 Medicare beneficiaries and delivering 415 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Maria Ruiz received $50 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.