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

Cynthia Mahoney, MD

Individual provider Specialist · NPI 1205849031

Cynthia Mahoney, MD is a Specialist in Castro Valley, California. Licensed in California. Registered with an NPI since 2006.

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

20055 Lake Chabot Rd 230
Castro Valley, CA 94546-5331
Phone: (510) 881-1490
Fax: (510) 889-5806
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G38257 (CA)

Record details

NPI number1205849031
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 14, 2006
Last updated in NPPESJuly 10, 2007

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