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

Northern California Medical Assoc Inc

Organization Internal Medicine Physician · NPI 1821077231

Northern California Medical Assoc Inc is an Internal Medicine Physician in Santa Rosa, California. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2
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

5555 Montgomery Dr
Santa Rosa, CA 95409-8846
Phone: (707) 546-2180
Fax: (707) 546-2188
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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
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X

Record details

NPI number1821077231
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ruth Skidmore — Chief Executive Officer · (707) 573-6925
NPI enumeratedJanuary 13, 2006
Last updated in NPPESFebruary 9, 2012
Mailing address3536 Mendocino Ave, Ste 200, Santa Rosa, CA 95403-3634

Other providers in Santa Rosa