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

Dr. Allison K Duffy, MD

Individual provider Anesthesiology Physician · NPI 1548484835

Dr. Allison K Duffy, MD is an Anesthesiology in San Ramon, California. Graduated from University of Wisconsin School of Medicine in 2005, 21 years ago. Practices with G2 Anesthesia PC, a 103-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
21
Trained at
University of Wisconsin School of Medicine
Licensed in
CA
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

2420 Camino Ramon Ste 270
San Ramon, CA 94583-4385
Phone: (415) 420-1694
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A98122 (CA)

Record details

NPI number1548484835
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 11, 2007
Last updated in NPPESMarch 29, 2009
Mailing address4935 Proctor Ave, Oakland, CA 94618-2544

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice G2 Anesthesia Pc — 103 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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