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

John Ellsworth Osborne, MD

Individual provider Emergency Medicine Physician · NPI 1912013194

John Ellsworth Osborne, MD is an Emergency Medicine Physician in Riverside, 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.

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Practice location Address checks out

4445 Magnolia Ave
Riverside, CA 92501-4135
Phone: (909) 788-3000
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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 G42163 (CA)

Record details

NPI number1912013194
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 21, 2006
Last updated in NPPESJuly 18, 2008

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