Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Bruce H O'Neil Sr., MD

Individual provider Internal Medicine Physician · NPI 1255399580

Dr. Bruce H O'Neil Sr., MD is an Internal Medicine Physician in Oakland, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2700 International Blvd Ste 35
Oakland, CA 94601-1520
Phone: (510) 532-2500
Fax: (510) 532-9041
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A23100 (CA)

Record details

NPI number1255399580
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESJanuary 5, 2012

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