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

Michael J Duffy, PA

Individual provider Physician Assistant · NPI 1801839188

Michael J Duffy, PA is a Physician Assistant in Oakland, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

3315 Broadway
Oakland, CA 94611-5717
Phone: (510) 486-2300
Fax: (510) 486-2333
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA11368 (CA)

Record details

NPI number1801839188
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESJuly 21, 2022

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