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

Individual provider Surgery Physician · NPI 1164427951

Dr. Theo Herbert Powell, MD is a General Surgery in Grants Pass, Oregon. Graduated from Loma Linda University School of Medicine in 1974, 52 years ago. Practices with Grants Pass Clinic LLP, a 17-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
52
Trained at
Loma Linda University School of Medicine
Licensed in
OR
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

495 SW Ramsey Ave
Grants Pass, OR 97527
Phone: (541) 476-6644
Fax: (541) 472-5673
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD11637 (OR)

Record details

NPI number1164427951
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 17, 2005
Last updated in NPPESJuly 8, 2007
Mailing address495 Sw Ramsey Ave, Grants Pass, OR 97527

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1974 (52 years in practice)
Group practice Grants Pass Clinic Llp — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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