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

Individual provider Orthopaedic Surgery Physician · NPI 1366578965

Dr. Michael A Sommer, MD is an Orthopaedic Surgery Physician in Sonoma, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

368 Perkins St
Sonoma, CA 95476-6827
Phone: (707) 939-0930
Fax: (707) 939-0805
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence G-14212 (CA)

Record details

NPI number1366578965
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 26, 2007
Last updated in NPPESJuly 8, 2007
Mailing address368 Perkins St, Sonoma, CA 95476-6827

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