Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Erin Elissa Hernandez, DPT

Physical Therapist in Santa Ana, CA · enumerated 2015 · practices at Davis and Watson Physical Therapy Inc..

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1023400090

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Registry record

Entity type Individual (Type 1)

Name Dr. Erin Elissa Hernandez

Credential DPT

Sex Female

Practice address 1910 Old Tustin Ave, Santa Ana, CA, 92705

Phone (714) 835-6638

Fax (714) 835-4889

Enumeration date Feb 26, 2015

Last updated in NPPES Aug 17, 2015

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 42325 (CA) Primary

DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession. About the DPT credential

Other identifiers

Identifier	Type	State	Issuer
42325	Other	CA	PT LICENSE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Erin Hernandez?

The National Provider Identifier (NPI) for Erin Hernandez is 1023400090, a Type 1 (individual) record in the CMS NPPES registry.

Where does Erin Hernandez practice?

The practice location on file with NPPES is in Santa Ana, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-08-17.