Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

William M Dunn, MD

Individual provider Diagnostic Radiology Physician · NPI 1871512111

William M Dunn, MD practises Diagnostic Radiology in Bakersfield, California. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1978, 48 years ago. Practices with IHS Radiology Medical Group Inc, a 65-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
48
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
CA
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

2301 Bahamas Dr
Bakersfield, CA 93309-0663 Not confirmed with CMS for 14 years — call before visiting
Phone: (661) 326-9600
Fax: (661) 334-3065
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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 G41082 (CA)

Record details

NPI number1871512111
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESSeptember 17, 2012

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Group practice Ihs Radiology Medical Group Inc — 65 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Medicare patients and services, 2024

From the CMS Medicare Physician & Other Practitioners file for calendar year 2024. It counts Original Medicare patients only, so a practice that mostly sees Medicare Advantage or privately insured patients looks smaller here than it is.

Medicare patients1,014
Services billed 1,563 a service is one billed item, such as a visit, a test or a procedure
Average patient age77

Dollar amounts are not shown. What Medicare pays a practice is gross billings, before staff, premises and tax and including the cost of any drugs it administers, so it is not what a clinician earns.

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at IHS Radiology Medical Group Inc

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 65 clinicians in the practice; 12 are shown here.

Other providers in Bakersfield