Dr. Cassandra Rykulski, MD

In their first decade of practice, Dr. Cassandra Rykulski represents the newer generation of internal medicine providers, MD, after earning their medical degree at Michigan State University College Of Human Medicine in 2019. Dr. currently practices across 2 facilities, including Regents Of The University Of Michigan in Ann Arbor, Michigan. Their National Provider Identifier (NPI) is 1164080958, 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. Cassandra Rykulski as a lower-volume internal medicine provider, treating approximately 144 Medicare beneficiaries and delivering 244 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.