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

Individual provider Registered Nurse · NPI 1952456410

Catherine L. Hayes, FNP is a Registered Nurse in Fremont, California. Practices as a sole proprietor and works from 2 locations. Licensed in California and Massachusetts.

Licensed in
CA, MA
In the registry since
2007
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

43600 Mission Blvd
Fremont, CA 94539-5847
Phone: (510) 659-6258
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 780 Albany St, Boston, MA 02118-2524 — (857) 654-1000

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95007264 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 2290483 (MA)

Record details

NPI number1952456410
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedJanuary 24, 2007
Last updated in NPPESJuly 21, 2022

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