NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Lia Kathryn Zappala, PA-C

Surgical Physician Assistant in Whittier, CA · enumerated 2020 · practices at Jason S. Lai, M.D.,Inc.

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

National Provider Identifier

1851998579

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Lia Kathryn Zappala
Credential PA-C
Sex Female
Practice address 14350 Whittier Blvd Ste 100, Whittier, CA, 90605
Phone (562) 907-7600
Fax (562) 907-7602
Enumeration date Oct 6, 2020
Last updated in NPPES Apr 1, 2024

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085007954 (IL) Primary

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

Where does Lia Zappala practice?
The practice location on file with NPPES is in Whittier, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Lia Zappala?
The National Provider Identifier (NPI) for Lia Zappala is 1851998579, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-01.