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

Juan Manuel Oliva, MD

Individual provider Family Medicine Physician · NPI 1023133527

Juan Manuel Oliva, MD is an Internal Medicine in Fontana, California. Qualified in 2003, 23 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California, Oregon and Washington.

Years since qualifying
23
Licensed in
CA, OR, WA
In the registry since
2007
Specialties on file
3
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

17284 Slover Ave
Fontana, CA 92337-7584
Phone: (909) 609-3000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A91940 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence MD227110 (OR)
Family Medicine Physician Taxonomy 207Q00000X · Licence MD70032208 (WA)

Record details

NPI number1023133527
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2007
Last updated in NPPESJune 10, 2026
Certification dateJune 10, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Fontana