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

Gerin F. River, MD

Individual provider Emergency Medicine Physician · NPI 1831408921

Gerin F. River, MD is an Emergency Medicine Physician in Oakland, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2010
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

275 W Macarthur
Oakland, CA 94611-5641
Phone: (510) 752-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A116048 (CA)

Record details

NPI number1831408921
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 7, 2010
Last updated in NPPESJanuary 21, 2022
Certification dateJanuary 21, 2022
Mailing address275 W Macarthur, Oakland, CA 94611-5641

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