Registry data as of Aug 27, 2026

Summer Ziegler

Physician Assistant · Los Angeles, CA

Summer Ziegler is a physician assistant with a practice address in Los Angeles, California, and NPI 1285223297, issued on Jan 14, 2021. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1285223297
Name
Summer Ziegler
Primary taxonomy
Physician Assistant 363A00000X
Practice location
1401 S Grand Ave, Los Angeles, CA 90015
Phone
(213) 748-2411
Enumerated
Jan 14, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1401 S Grand Ave

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

  1. Lisa Abbou, MDInternal Medicine Physician1700456407
  2. Amos Acoff, M.D.Family Medicine Physician1386687051
  3. Cristina Acosta-Padron, M.D.Family Medicine Physician1902122260
  4. Osman Adam, MDFamily Medicine Physician1588302921
  5. Sahra AkbariStudent in an Organized Health Care Education/Training Program1255175386
  6. Susanne Alcudia, M.D.Student in an Organized Health Care Education/Training Program1700291739

Verify Summer Ziegler 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

89% fewer Medicare Part D claims than the average physician assistant in 2024

92 Medicare Part D claims for 64 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D.

  1. Summer Ziegler92
  2. Specialty average832

Most prescribed

  1. Cephalexin15 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.

3 hospital and facility affiliations

  1. Alameda Health SystemOakland, CA
  2. County OF Santa ClaraSan Jose, CA
  3. Emergency Physicians Associates San Jose PCSan Jose, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

900 physician assistant records list a Los Angeles practice address

They are 900 of the 69,537 NPPES records with a Los Angeles practice address, and 13,861 physician assistant records in California.

Other physician assistant records in California

  1. Marcia -Galbraith, PAStockton, CA1407143274
  2. Danny Abad, PAOrange, CA1477158673
  3. Lea Dominique Abadies, PATustin, CA1124754254
  4. Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
  5. Ramina Abbasi, PA-CSignal Hill, CA1093448300
  6. Ariel Abbott, PA-CStockton, CA1780334342
  7. Barrie Abbott, PA-CAnza, CA1861602575
  8. Elizabeth Abbott, PA-CSan Diego, CA1437540762
  9. Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
  10. Fatimeh Abdallah, P.A.-CNewport Beach, CA1487002218

Common questions

What is Summer Ziegler's NPI number?

Summer Ziegler's National Provider Identifier (NPI) is 1285223297, issued on Jan 14, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Summer Ziegler located?

The NPPES record lists a practice address at 1401 S Grand Ave, Los Angeles, CA, 90015. Phone: (213) 748-2411. Providers update this record themselves, so call before visiting.

How can I verify Summer Ziegler's license?

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

How much does Summer Ziegler prescribe under Medicare Part D?

In 2024, Summer Ziegler had 92 Medicare Part D claims for 64 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.