Physician Profile

Leonid Mirson, MD

Unclaimed Profile

About Dr. Mirson

Based in Cambridge, MA, Leonid Mirson, MD is listed in the NPI registry under internal medicine. Leonid is also listed as specializing in critical care medicine and pulmonary disease.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Specialty

Internal Medicine (Primary)
Internal Medicine (Additional)
Pulmonary Disease (Additional)

Credentials & Licensing

MA license1026379
NPI1205455144
NPI issued04/10/2020

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Mirson specialize in?

Dr. Mirson is an internist in Cambridge, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

Where is Dr. Mirson located?

Dr. Mirson is listed at 300 Mount Auburn St Ste 419, Cambridge, MA 02138. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Mirson's phone number?

The number on file is (617) 354-8771. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Mirson's NPI number?

Dr. Mirson's National Provider Identifier is 1205455144. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How long has Dr. Mirson been practicing?

Dr. Mirson has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Mirson confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mirson. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.