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

Dr. Chet W Hammill, MD

Individual provider Surgery Physician · NPI 1720283310

Dr. Chet W Hammill, MD is a General Surgery in Portland, Oregon. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1998, 28 years ago. Practices with The Oregon Clinic, PC, a 352-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri and Oregon.

Years since qualifying
28
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
MO, OR
In the registry since
2007
Specialties on file
2
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

4805 NE Glisan St Ste 6N60
Portland, OR 97213-2933
Phone: (503) 281-0561
Fax: (503) 416-7377
Show map & directions

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

Additional practice locations (1)

  • 5050 Ne Hoyt St Ste 610, Portland, OR 97213-2985 — (503) 467-4761

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD215325 (OR)
Surgery Physician Taxonomy 208600000X · Licence 2017006874 (MO)

Record details

NPI number1720283310
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2007
Last updated in NPPESDecember 4, 2025
Certification dateDecember 4, 2025
Mailing address541 Ne 20th Ave Ste 225, Portland, OR 97232-2895

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1998 (28 years in practice)
Group practice The Oregon Clinic, Pc — 352 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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