Physician Profile

Geoffery A. O'Neill, M.D.

Unclaimed Profile

About Dr. O'neill

Based in Marina Del Rey, CA, Geoffery A. O'Neill, M.D. is listed in the NPI registry under anesthesiology. Medicare claims data shows Geoffery provided 62 services to 62 patients. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, anesthesia for extensive surgery on spine, and anesthesia for total hip replacement.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.

Education & Training

School Other Graduated: 2005

Specialty

Anesthesiology (Primary)

Credentials & Licensing

CA licenseA97758
NPI1871750497
NPI issued05/21/2008

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.

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 Geoffery A. O'Neill specialize in?

Geoffery A. O'Neill is an anesthesiologist in Marina Del Rey, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

Where is Geoffery A. O'Neill located?

Geoffery A. O'Neill is listed at 3111 Via Dolce Apt 506, Marina Del Rey, CA 90292. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Geoffery A. O'Neill's phone number?

The number on file is (310) 965-6666. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Geoffery A. O'Neill?

Geoffery A. O'Neill's National Provider Identifier is 1871750497. 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 Geoffery A. O'Neill train?

Geoffery A. O'Neill attended Other, graduating in 2005. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Geoffery A. O'Neill have?

Geoffery A. O'Neill has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.

CMS public data

What does Geoffery A. O'Neill do most often?

According to Medicare billing data, Geoffery A. O'Neill provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope and anesthesia for extensive surgery on spine. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Geoffery A. O'Neill's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Geoffery A. O'Neill. 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.