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

Patrick G Duffy DDS, MD Inc

Organization Dental Clinic/Center · NPI 1821340415

Patrick G Duffy DDS, MD Inc is a Dental Clinic/Center in Fremont, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2147 Mowry Ave Ste A1
Fremont, CA 94538-1724
Phone: (510) 574-1868
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dental Clinic/Center (primary) Taxonomy 261QD0000X · Licence 59005 (CA)

Record details

NPI number1821340415
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Patrick Duffy — Owner · (415) 640-8595
NPI enumeratedOctober 8, 2012
Last updated in NPPESOctober 19, 2012
Mailing address55 Edgewood Pl, Belmont, CA 94002

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