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

Dr. John Patrick Ketcham, MD

Individual provider Anesthesiology Physician · NPI 1396797254

Dr. John Patrick Ketcham, MD is an Anesthesiology in Corvallis, Oregon. Graduated from University of Colorado School of Medicine, Denver in 2001, 25 years ago. Practices with Good Samaritan Hospital Corvallis, a 375-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
25
Trained at
University of Colorado School of Medicine, Denver
Licensed in
OR
In the registry since
2006
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

3600 NW Samaritan Dr
Corvallis, OR 97330-5472
Phone: (541) 757-5111
Show map & directions

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

Additional practice locations (1)

  • 707 Sw Washington St, Portland, OR 97205-3536 — (503) 299-9906

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence MD25544 (OR)

Record details

NPI number1396797254
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 17, 2006
Last updated in NPPESJuly 24, 2023
Certification dateJuly 24, 2023
Mailing addressPo Box 1189, Corvallis, OR 97339-1189

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Graduated 2001 (25 years in practice)
Group practice Good Samaritan Hospital Corvallis — 375 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Corvallis