NPPES file of Aug 9, 2026

Claudia Ferrer, PA

Physician Assistant · Montebello, CA

Claudia Ferrer, PA is a physician assistant with a practice address in Montebello, California, and NPI 1457859340, issued on Jan 25, 2018. Check the license (California PA58943, 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
1457859340
Name
Claudia Ferrer
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA58943 CA
Self-reported in NPPES; status is on the state search
Practice location
1217 W Whittier Blvd, Montebello, CA 90640
Phone
(323) 728-6070
Enumerated
Jan 25, 2018
Record last updated
May 8, 2025
Medicare enrollment
Enrolled (PECOS I20210301000604); 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 1217 W Whittier Blvd

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

  1. Rodolfo Arevalo, M.D.Family Medicine Physician1487692372
  2. Violkys Bustamante, PA-CFamily Medicine Physician1386755759
  3. John Grouse, D.D.S.General Practice Dentistry1275698276
  4. Kevin Jorgensen, PA-CFamily Medicine Physician1265543730
  5. Liliana Juarez Casillas, PA-CPhysician Assistant1831997725
  6. Roberto Madrid, MDFamily Medicine Physician1508889585

Verify Claudia Ferrer 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 PA58943
    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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92% more Medicare Part D claims than the average physician assistant in 2024

1,597 Medicare Part D claims for 389 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Claudia Ferrer1,597
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium110 claims
  2. Amlodipine Besylate98 claims
  3. Metformin Hcl73 claims
  4. Losartan Potassium53 claims
  5. Levothyroxine Sodium49 claims
  6. Lisinopril46 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.

Bills Medicare through one group practice

  1. Modern Concepts Medical Group IncMontebello, CA

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

Claudia Ferrer among 14,451 physician assistant records in California

Claudia Ferrer, PA is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 52% of them.

  • NPI issued2018 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2020 · median 2018 among the 7,214 with a school on file
  • Record last updated2025 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 physician assistant records list a practice address in Montebello

They are 20 of the 728 NPPES records with a practice address in Montebello, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Bobbie Armes, P.AMontebello, CA 906401285844282
  2. Michelle Bensoussan, PA-CMontebello, CA 906401164930228
  3. Edward Estrada, PACMontebello, CA 906401235190299
  4. Jesus MolinaMontebello, CA 906401548590649
  5. Cristina Rosales, PA-CMontebello, CA 906401215119821
  6. Celina Salgado, PHYSICIAN ASSISTANTMontebello, CA 906401982056669
  7. Carolina Saucedo, PA-CWhittier, CA 906401609357342
  8. Matthew TanMontebello, CA 906401710475462

Common questions

What is Claudia Ferrer, PA's NPI number?

Claudia Ferrer, PA's National Provider Identifier (NPI) is 1457859340, issued on Jan 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Claudia Ferrer, PA located?

The NPPES record lists a practice address at 1217 W Whittier Blvd, Montebello, CA, 90640. Phone: (323) 728-6070. Providers update this record themselves, so call before visiting.

How can I verify Claudia Ferrer, PA's license?

NPPES lists California license number PA58943, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Claudia Ferrer, PA prescribe under Medicare Part D?

In 2024, Claudia Ferrer, PA had 1,597 Medicare Part D claims for 389 beneficiaries; the average among physician assistant prescribers was 830. 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.