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

Dr. Gregory Grunwald, DO

Individual provider Internal Medicine Physician · NPI 1215998679

Dr. Gregory Grunwald, DO is an Internal Medicine Physician in Medford, Oregon. Licensed in Oregon. Registered with an NPI since 2006.

Licensed in
OR
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

2380 W Main St Ste A
Medford, OR 97501-2390
Phone: (541) 858-7183
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence DO22277 (OR)

Record details

NPI number1215998679
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 28, 2006
Last updated in NPPESSeptember 23, 2010
Mailing address2380 W Main St Ste A, Medford, OR 97501-2390

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