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

Dr. Karen Anne Holbrook, MD, MPH

Individual provider Infectious Disease Physician · NPI 1235211954

Dr. Karen Anne Holbrook, MD, MPH is an Infectious Disease Physician in Sebastopol, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

715 Hurlbut Ave
Sebastopol, CA 95472-2825
Phone: (707) 889-9649
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence G84580 (CA)

Record details

NPI number1235211954
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorYes
NPI enumeratedOctober 20, 2006
Last updated in NPPESMarch 17, 2021
Certification dateMarch 17, 2021

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