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

Geoffrey Douglas McWilliams, DO

Individual provider Diagnostic Radiology Physician · NPI 1538589684

Geoffrey Douglas McWilliams, DO is a Diagnostic Radiology in Sacramento, California. Graduated from University of New England, College of Osteo Medicine in 2014, 12 years ago. Practices with Tahoe Forest Hospital District, a 142-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Trained at
University of New England, College of Osteo Medicine
Licensed in
CA
In the registry since
2014
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4860 Y St Ste 3100
Sacramento, CA 95817-2307
Phone: (916) 703-2273
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 14774 (CA)

Record details

NPI number1538589684
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 16, 2014
Last updated in NPPESAugust 20, 2019

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE
Graduated 2014 (12 years in practice)
Group practice Tahoe Forest Hospital District — 142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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