Physician Profile

Marc B. Nash, MD

Unclaimed Profile

About Dr. Nash

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Specialty

Radiation Oncology (Primary)
Radiation Oncology (Additional)
Radiation Oncology (Additional)

Credentials & Licensing

MT license20621
CA licenseA100507
IA license40589
NPI1205162922
NPI issued10/30/2009

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.

Common questions

What is Dr. Nash's specialty?

Dr. Nash is a radiation oncologist in Butte, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.

NPI registry

Where can I find Dr. Nash?

Dr. Nash is listed at 400 S Clark St, Butte, MT 59701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Nash?

The number on file is (406) 723-2621. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Nash's NPI number?

Dr. Nash's National Provider Identifier is 1205162922. 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. Nash been practicing?

Dr. Nash has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Nash confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nash. 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.