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

Ronald G. Jan, MD Inc

Organization Surgical Oncology Physician · NPI 1982129961

Ronald G. Jan, MD Inc is a Surgical Oncology Physician in Sacramento, California. Licensed in California. Registered with an NPI since 2017.

Licensed in
CA
In the registry since
2017
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5025 J St Ste #312
Sacramento, CA 95819
Phone: (916) 288-0055
Fax: (916) 288-0056
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgical Oncology Physician (primary) Taxonomy 2086X0206X · Licence G22975 (CA)

Record details

NPI number1982129961
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ronald Jan — President · (916) 288-0055
NPI enumeratedAugust 10, 2017
Last updated in NPPESAugust 10, 2017
Mailing address5025 J St, Suite #312, Sacramento, CA 95819

Other providers in Sacramento