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

Margaret L. Marquez, MD

Individual provider Internal Medicine Physician · NPI 1992855712

Margaret L. Marquez, MD is an Internal Medicine Physician in Santa Rosa, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
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

401 Bicentennial Way
Santa Rosa, CA 95403-2149
Phone: (707) 393-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospice and Palliative Medicine (Internal Medicine) Physician (primary) Taxonomy 207RH0002X · Licence AO60357 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A060357 (CA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence A060357 (CA)

Record details

NPI number1992855712
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 12, 2007
Last updated in NPPESDecember 20, 2021

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