Dr. Marnee Spierer, M.D.

With 20 years of practice, Dr. Marnee Spierer is an established radiation oncology provider, M.D., after earning their medical degree at Columbia University College Of Physicians And Surgeons in 2000. Dr. currently practices at City Medical Of Upper East Side Pllc in New York, New York. Their National Provider Identifier (NPI) is 1033290465, 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. Marnee Spierer as a lower-volume radiation oncology provider, treating approximately 234 Medicare beneficiaries and delivering 4K services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.