NPPES file of Aug 9, 2026

Nasim Herrington, PA

Medical Physician Assistant · Los Angeles, CA

Nasim Herrington, PA is a medical physician assistant with a practice address in Los Angeles, California, and NPI 1255055752, issued on Sep 28, 2022. Check the license (California 64424, as entered in NPPES) 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
1255055752
Name
Nasim Herrington
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License numbers
64424 CA
029011 NY
Self-reported in NPPES; status is on the state search
Practice location
100 Ucla Medical Plaza Suite 550, Los Angeles, CA 90095
Phone
(310) 794-4955
Enumerated
Sep 28, 2022
Record last updated
Sep 3, 2024
Medicare enrollment
Enrolled (PECOS I20240725000371); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2022
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 100 Ucla Medical Plaza Suite 550

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

  1. Caspian Oliai, M.D.Hematology & Oncology Physician1366737231
  2. Maria Velez Velez, M.D.Hematology & Oncology Physician1295261873

Verify Nasim Herrington in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 64424
    Check 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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94% fewer Medicare Part D claims than the average medical physician assistant in 2024

69 Medicare Part D claims for 28 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Nasim Herrington69
  2. Specialty average1,148

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: $17.43

1 payment: food and beverage; the largest payer was Genzyme Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nasim Herrington$17.43
  2. Specialty average$1,055.00

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. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Medical Physician Assistant providers in California

There are 3,376 medical physician assistant records in California.

Other medical physician assistant records in California

  1. Bridget Abajian, PA-CLos Angeles, CA1518677061
  2. Crispin Abbott, PHYSICIAN ASSISTANTThousand Oaks, CA1063467926
  3. Abdol Hamid Abdali Hajiabadi, P.A.Santa Ana, CA1285747964
  4. Jilbert Abnoosian, PALynwood, CA1447300314
  5. Reema Aboelrish, PA-CFresno, CA1376466144
  6. Sakina Abowath, P.A.Diamond Bar, CA1326287525
  7. Selin Abraamyan, PA-CGlendale, CA1144795899
  8. Antonious Abraham, PA-CCovina, CA1003434275
  9. Michelle AbrahamSacramento, CA1952875957
  10. Therese Abraham, P.A.-CGlendale, CA1063726586

Common questions

What is Nasim Herrington, PA's NPI number?

Nasim Herrington, PA's National Provider Identifier (NPI) is 1255055752, issued on Sep 28, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Nasim Herrington, PA located?

The NPPES record lists a practice address at 100 Ucla Medical Plaza Suite 550, Los Angeles, CA, 90095. Phone: (310) 794-4955. Providers update this record themselves, so call before visiting.

How can I verify Nasim Herrington, PA's license?

NPPES lists California license number 64424, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Nasim Herrington, PA prescribe under Medicare Part D?

In 2024, Nasim Herrington, PA had 69 Medicare Part D claims for 28 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.