Mariusz Olesiak PA-C
About this NPIWhat this record shows.
NPI 1417204496 is registered to Mariusz Olesiak PA-C, a Physician Assistant practising at 725 Albany St, Shapiro Lower Level in Boston, Massachusetts. Physician Assistant is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mariusz Olesiak PA-C has been enumerated in the National Provider Identifier (NPI) registry since 2012.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20150903000071Physician AssistantMA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mariusz Olesiak PA-C accepts. To confirm in-network status with your specific health plan, contact Mariusz Olesiak PA-C directly at (617) 638-6287.
Frequently asked
Yes. NPI 1417204496 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Physician Assistant is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (617) 638-6287.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mariusz Olesiak PA-C is a Type-1 individual NPI.