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

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