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

Yael Steinfeld, NP

Individual provider Nurse Practitioner · NPI 1003975731

Yael Steinfeld, NP is a Nurse Practitioner in Fontana, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 427-3910
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence NP9686 (CA)

Record details

NPI number1003975731
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESNovember 30, 2007
Mailing address393 E Walnut St, 3rd Floor Phr Systems, Pasadena, CA 91188-0001

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