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

Jan Grendar, MD

Individual provider Surgery Physician · NPI 1881078426

Jan Grendar, MD is a Surgery Physician in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2015.

Licensed in
OR
In the registry since
2015
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

4805 NE Glisan St Ste 6N60
Portland, OR 97213-2933
Phone: (503) 215-3258
Fax: (503) 215-3254
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence FE172129 (OR)

Record details

NPI number1881078426
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2015
Last updated in NPPESAugust 6, 2015
Mailing address905 Ne 47th Ave, Apt 1, Portland, OR 97213-2226

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