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

Dr. Gary A Greensweig, DO

Individual provider Family Medicine Physician · NPI 1518970409

Dr. Gary A Greensweig, DO is a Family Practice in Belmont, California. Qualified in 1976, 50 years ago. Practices with Dignity Health Medical Foundation, a 1,204-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
50
Licensed in
CA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1301 Shoreway Rd Ste 100
Belmont, CA 94002-4151
Phone: (650) 596-7000
Fax: (650) 596-7093
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A4368 (CA)

Record details

NPI number1518970409
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 14, 2006
Last updated in NPPESDecember 11, 2012
Mailing address170 Alameda De Las Pulgas, Attn: Sondra Weeks; Hospital Administration, Redwood City, CA 94062-2751

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Group practice Dignity Health Medical Foundation — 1204 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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