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Physician Profile

Sean O. Rassman, MD

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At a glance

About Dr. Rassman

Sean O. Rassman, MD is a healthcare provider in Fontana, CA specializing in orthopedic surgery. This provider record is associated with NPI 1730237686.

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

Education & Training

Medical School Other Graduated: 1999

Specialty

Orthopedic Surgery (Primary)

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 92176CurrentExpires Dec 31, 2026Since 2005
NPINational Provider Identifier
1730237686Issued 2007

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
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. Rassman specialize in?

Dr. Rassman is an orthopedic surgeon in Fontana, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.

NPI registry

Where is Dr. Rassman located?

Dr. Rassman is listed at 9961 Sierra Ave Department of Orthopedic Surgery, Fontana, CA 92335. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Rassman's phone number?

The number on file is (909) 427-3910. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Rassman's NPI number?

Dr. Rassman's National Provider Identifier is 1730237686. 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

Where did Dr. Rassman go to medical school?

Dr. Rassman attended Other, graduating in 1999. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Rassman been practicing?

Dr. Rassman has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Rassman confirmed this information?

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

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

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