Marissa Alliegro, PHD

In their first decade of practice, Marissa Alliegro represents the newer generation of clinical psychologist providers, PHD, after earning their medical degree at Other in 2021. Marissa currently practices across 4 facilities, including Hennepin County Medical Center in Minneapolis, Minnesota. Their National Provider Identifier (NPI) is 1134843303, 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 Marissa Alliegro as a lower-volume clinical psychologist provider, treating approximately 34 Medicare beneficiaries and delivering 43 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.