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Physician Profile

Edward O. Obrien, MD

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Where to find Edward O. Obrien, MD

About Dr. Obrien

Based in San Diego, CA, Edward O. Obrien, MD is listed in the NPI registry under anesthesiology — critical care. Edward graduated from Harvard Medical School in 1997. Edward is also listed as specializing in anesthesiology. According to Medicare claims data, Edward cared for 207 Medicare patients across 290 services. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and insertion of artery tube for blood sampling or infusion through skin. NPI 1891716254 identifies this record in the national registry.

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

Education & Training

Specialty

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 68754CurrentExpires Nov 30, 2026Since 1999
IL licenceAs reported to the NPI registry
No. 036177179As reported
NPINational Provider Identifier
1891716254Issued 2006

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 kind of doctor is Dr. Obrien?

Dr. Obrien is an anesthesiologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology — Critical Care”.

NPI registry

What is Dr. Obrien's address?

Dr. Obrien is listed at 200 W Arbor Dr, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Obrien?

The number on file is (800) 926-8273. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Obrien's NPI number?

Dr. Obrien's National Provider Identifier is 1891716254. 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. Obrien train?

Dr. Obrien attended Harvard Medical School, graduating in 1997. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Obrien been practicing?

Dr. Obrien has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.

CMS public data

What procedures does Dr. Obrien perform?

According to Medicare billing data, Dr. Obrien performs procedures including insertion of artery tube for blood sampling or infusion through skin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Obrien confirmed this information?

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