Dr. Brian James O'Neill, MD
Dr. Brian James O'Neill, MD is an Internal Medicine Physician in Martinez, California. Licensed in California. Registered with an NPI since 2005.
- Licensed in
- CA
- In the registry since
- 2005
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
150 Muir RdMartinez, CA 94553-4668
Phone: (925) 372-2018
Fax: (925) 372-2020
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Internal Medicine Physician (primary) | Taxonomy 207R00000X · Licence G42079 (CA) |
|---|
Record details
| NPI number | 1366425985 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | November 29, 2005 |
| Last updated in NPPES | July 13, 2026 |
Other providers in Martinez
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Dr. Eunice Liu, DO
200 Muir Rd, Martinez, CA 94553-4614 · (925) 372-1669
-
Ekaterina V Malinovsky, MD
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-
Neeraja V Maramreddy, MD
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F. Michael Melewicz, MD
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Dr. Walter J Peters, MD
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Dr. Irina Anatolievna Pyrkova, MD
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Paul Reif, MD
2500 Alhambra Avenue Contra Costa Regional Medical Center And Health Centers, Martinez, CA 94553-3156 · (925) 370-5110
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Malini C. Shah, MD
200 Muir Rd, Martinez, CA 94553-4614 · (925) 372-1000