NPPES file of Aug 9, 2026

Lia Kathryn Zappala, PA-C

Surgical Physician Assistant · Whittier, CA

Lia Kathryn Zappala, PA-C is a surgical physician assistant with a practice address in Whittier, California, and NPI 1851998579, issued on Oct 6, 2020. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851998579
Name
Lia Kathryn Zappala
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
085007954 IL
Self-reported in NPPES; status is on the state search
Practice location
14350 Whittier Blvd Ste 100, Whittier, CA 90605
Phone
(562) 907-7600
Enumerated
Oct 6, 2020
Record last updated
Apr 1, 2024
Fax
(562) 907-7602
Medicare enrollment
Enrolled (PECOS I20240709000722); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 14350 Whittier Blvd Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eugenia Chang, MSN, RN, FNP-BCFamily Nurse Practitioner1568774560
  2. Jason Lai, M.D.Urology Physician1265503965
  3. Vinh Trang, M.D.Urology Physician1083810832

Verify Lia Kathryn Zappala in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.5 times the Medicare Part D claims of the average surgical physician assistant in 2024

748 Medicare Part D claims for 357 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 33 claims were for opioids.

  1. Lia Zappala748
  2. Specialty average304

Most prescribed

  1. Tamsulosin Hcl142 claims
  2. Finasteride78 claims
  3. Ciprofloxacin Hcl60 claims
  4. Nitrofurantoin Mono-Macro51 claims
  5. Cephalexin47 claims
  6. Myrbetriq44 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $133.56

5 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lia Zappala$133.56
  2. Specialty average$703.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Pih Health PhysiciansDowney, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Surgical Physician Assistant providers in California

There are 1,075 surgical physician assistant records in California.

Other surgical physician assistant records in California

  1. Brooke Aber, P.A.Pleasant Hill, CA1790716074
  2. Brooke Abrantes, PA-CMountain View, CA1316771298
  3. Jory Adam, PA-CGreenbrae, CA1922269521
  4. Zulhumar Adil, PA-CFullerton, CA1578328043
  5. Neil Adler, PASan Jose, CA1447223276
  6. Lauren Aguilar, PAFresno, CA1518822022
  7. Maria Eugenia Aguilar H., PACMonterrey Park, CA1427276799
  8. Dzevahira Ahmetspahic, PA-CSan Leandro, CA1578601613
  9. James Aicardi, PA-CSan Francisco, CA1528557568
  10. Songolaye Akinloye, P.A.Los Angeles, CA1487781043

Common questions

What is Lia Kathryn Zappala, PA-C's NPI number?

Lia Kathryn Zappala, PA-C's National Provider Identifier (NPI) is 1851998579, issued on Oct 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Lia Kathryn Zappala, PA-C located?

The NPPES record lists a practice address at 14350 Whittier Blvd Ste 100, Whittier, CA, 90605. Phone: (562) 907-7600. Providers update this record themselves, so call before visiting.

How can I verify Lia Kathryn Zappala, PA-C's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Lia Kathryn Zappala, PA-C prescribe under Medicare Part D?

In 2024, Lia Kathryn Zappala, PA-C had 748 Medicare Part D claims for 357 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.