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

Dr. Benjamin Warren Halligan, MD

Individual provider Sports Medicine (Orthopaedic Surgery) Physician · NPI 1972715985

Dr. Benjamin Warren Halligan, MD is a Sports Medicine in Fremont, California. Graduated from Tulane University School of Medicine in 2002, 24 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
24
Trained at
Tulane University School of Medicine
Licensed in
CA
In the registry since
2007
Specialties on file
2
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

3200 Kearney St
Fremont, CA 94538-2299
Phone: (510) 490-1222
Show map & directions

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

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence A84498 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence A84498 (CA)

Record details

NPI number1972715985
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2007
Last updated in NPPESFebruary 1, 2021
Certification dateFebruary 1, 2021

Medicare enrollment

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

Medicare specialtySPORTS MEDICINE
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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