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

William P Irvine, MD

Individual provider Family Medicine Physician · NPI 1265659510

William P Irvine, MD is a Family Practice in Madras, Oregon. Graduated from Oregon Health Sciences University School of Medicine in 2005, 21 years ago. Practices with St Charles Health System Inc, a 177-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
21
Trained at
Oregon Health Sciences University School of Medicine
Licensed in
OR
In the registry since
2007
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

470 NE A St
Madras, OR 97741-1844
Phone: (541) 475-4800
Fax: (541) 475-4805
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 850 Sw 4th St Ste 101, Madras, OR 97741 — (541) 475-7800

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD28377 (OR)

Record details

NPI number1265659510
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2007
Last updated in NPPESOctober 16, 2025
Certification dateOctober 16, 2025
Mailing address600 Sw Columbia St Ste 6210, Bend, OR 97702-1099

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice St Charles Health System Inc — 177 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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