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

William Thomas Gregory, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1972510808

William Thomas Gregory, MD is an Obstetrics/Gynecology in Portland, Oregon. Graduated from University of California, San Diego School of Medicine in 1994, 32 years ago. Practices with University Professional Services, a 1,704-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
32
Trained at
University of California, San Diego School of Medicine
Licensed in
OR
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3181 SW Sam Jackson Park Rd Mail Code L466
Portland, OR 97239-3011
Phone: (503) 418-4562
Show map & directions

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

Specialties & licences

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician (primary) Taxonomy 207VF0040X · Licence MD20237 (OR)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence MD20237 (OR)

Record details

NPI number1972510808
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESNovember 10, 2020
Certification dateNovember 10, 2020

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice University Professional Services — 1704 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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