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

Jan O Sonander, MD

Organization Family Medicine Physician · NPI 1669659389

Jan O Sonander, MD is a Family Medicine Physician in Santa Rosa, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008

Practice location Address checks out

11 Doctors Park Dr
Santa Rosa, CA 95405
Phone: (707) 542-8700
Fax: (707) 528-8700
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 G56178 (CA)

Record details

NPI number1669659389
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jan Sonander — Owner · (707) 542-8700
NPI enumeratedJanuary 24, 2008
Last updated in NPPESSeptember 18, 2008
Mailing address11 Doctors Park Dr, Santa Rosa, CA 95405

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