Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Daryl Ann Marzan, DPT

Q: What is the NPI number for Daryl Marzan?

The National Provider Identifier (NPI) for Daryl Marzan is 1770825432, a Type 1 (individual) record in the CMS NPPES registry.

Physical Therapist in Lakeside, CA · enumerated 2013.

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

National Provider Identifier

1770825432

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Registry record

Entity type Individual (Type 1)

Name Daryl Ann Marzan

Credential DPT

Sex Female

Practice address Lakeside, CA, 92040

Phone (619) 549-1724

Enumeration date Mar 20, 2013

Last updated in NPPES Mar 23, 2013

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 39954 (CA) Primary

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

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 Daryl Marzan?

The National Provider Identifier (NPI) for Daryl Marzan is 1770825432, a Type 1 (individual) record in the CMS NPPES registry.

Where does Daryl Marzan practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-03-23.