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Physician Profile

Michael R. O'Brien, M.D.

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Where to find Michael R. O'Brien, M.D.

About Dr. O'brien

Based in King of Prussia, PA, Michael R. O'Brien, M.D. is listed in the NPI registry under internal medicine. Michael is also listed as specializing in pediatrics. NPI 1215257100 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

School Other Graduated: 2010

Specialty

Internal Medicine (Primary)

Credentials & Licensing

PA licenceAs reported to the NPI registry
No. MD482644As reported
NY licenceAs reported to the NPI registry
No. 60273132As reported
NPINational Provider Identifier
1215257100Issued 2010

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
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 is Michael R. O'Brien's specialty?

Michael R. O'Brien is an internist in King Of Prussia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

Where can I find Michael R. O'Brien?

Michael R. O'Brien is listed at 170 N Henderson Rd Ste 310, King Of Prussia, PA 19406. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Michael R. O'Brien?

The number on file is (610) 801-1805. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Michael R. O'Brien's NPI number?

Michael R. O'Brien's National Provider Identifier is 1215257100. 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

What is Michael R. O'Brien's education?

Michael R. O'Brien attended Other, graduating in 2010. This comes from the CMS National Downloadable File.

CMS public data

How long has Michael R. O'Brien been practicing?

Michael R. O'Brien has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.

CMS public data

Has Michael R. O'Brien confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Michael R. O'Brien. If this is you, claiming it is free.

Guide.md

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