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Physician Profile

Michael A. Brown, M.D.

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At a glance

About Dr. Brown

Michael A. Brown, M.D. practices orthopedic surgery in Sonoma, CA. Michael is a 1981 graduate of University of Oklahoma College of Medicine. Michael is also listed as specializing in orthopaedic surgery. According to Medicare claims data, Michael cared for 152 Medicare patients across 196 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, injection, methylprednisolone acetate, 40 mg, and aspiration and/or injection of fluid from large joint. The provider's National Provider Identifier (NPI) is 1942286562.

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

Specialty

Orthopedic Surgery (Primary)
Orthopaedic Surgery (Additional)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 88678DelinquentExpired Feb 28, 2026Since 2010
WA licenceAs reported to the NPI registry
No. MD00025370As reported
NPINational Provider Identifier
1942286562Issued 2005

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 is Michael A. Brown's specialty?

Michael A. Brown is an orthopedic surgeon in Sonoma, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.

NPI registry

Where can I find Michael A. Brown?

Michael A. Brown is listed at 651 1St St W Ste K, Sonoma, CA 95476. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Michael A. Brown?

The number on file is (707) 938-3870. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Michael A. Brown's NPI number?

Michael A. Brown's National Provider Identifier is 1942286562. 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 A. Brown's education?

Michael A. Brown attended University of Oklahoma College of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.

CMS public data

How long has Michael A. Brown been practicing?

Michael A. Brown has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.

CMS public data

What is Michael A. Brown known for?

According to Medicare billing data, Michael A. Brown performs procedures including aspiration and/or injection of fluid from large joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Michael A. Brown confirmed this information?

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

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