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

Karen Ottenstein, MD

Individual provider Family Medicine Physician · NPI 1083628382

Karen Ottenstein, MD is a Family Medicine Physician in Westport, Massachusetts. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

793 Main Rd
Westport, MA 02790
Phone: (508) 636-7890
Fax: (508) 636-7299
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 021409 (ME)

Record details

NPI number1083628382
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2006
Last updated in NPPESMay 30, 2018
Mailing address793 Main Rd, Westport, MA 02790-4358

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