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

Jonathan Douglas Weaver, MD

Individual provider Internal Medicine Physician · NPI 1851318331

Jonathan Douglas Weaver, MD is an Internal Medicine in Santa Monica, California. Graduated from University of California, Geffen School of Medicine in 2001, 25 years ago. Practices with Westside Internal Medicine, an 8-clinician group. Licensed in California.

Years since qualifying
25
Trained at
University of California, Geffen School of Medicine
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

2121 Wilshire Blvd #103
Santa Monica, CA 90403
Phone: (310) 264-0065
Fax: (310) 829-3424
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A81411 (CA)

Record details

NPI number1851318331
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESNovember 13, 2025
Certification dateNovember 13, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Westside Internal Medicine — 8 clinicians
Accepts Medicare assignment Not indicated

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