NPPES file of Aug 9, 2026

Samuel Richard Cox, PA

Physician Assistant · Redondo Beach, CA

Samuel Richard Cox, PA is a physician assistant with a practice address in Redondo Beach, California, and NPI 1518400373, issued on Nov 28, 2016. Check the license (California 54038, 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
1518400373
Name
Samuel Richard Cox
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
54038 CA
Self-reported in NPPES; status is on the state search
Practice location
725 S Pacific Coast Hwy, Redondo Beach, CA 90277
Phone
(424) 296-3100
Enumerated
Nov 28, 2016
Record last updated
Dec 22, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200415002209); may accept Medicare assignment
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 725 S Pacific Coast Hwy

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

  1. Darby Mora, PA-CPhysician Assistant1538649736

Verify Samuel Richard Cox 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 54038
    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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95% fewer Medicare Part D claims than the average physician assistant in 2024

45 Medicare Part D claims for 24 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Samuel Cox45
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl14 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: $99.38

2 payments; by number, the most common kind was food and beverage; the largest payer was Medical Device Business Services, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Samuel Cox$99.38
  2. Specialty average$841.65

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. Johns Hopkins UniversityBaltimore, MD

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

Samuel Richard Cox among 14,451 physician assistant records in California

Samuel Richard Cox, 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 2016, is newer than 44% of them.

  • NPI issued2016 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2016 · median 2018 among the 7,214 with a school on file
  • Record last updated2019 · 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 Redondo Beach

They are 20 of the 1,513 NPPES records with a practice address in Redondo Beach, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Sofia AprileRedondo Beach, CA 902771386594240
  2. Jessica CarneyRedondo Beach, CA 902771366023699
  3. Kanti Charugundla, PA-CRedondo Beach, CA 902771326153990
  4. Helen Ho, PARedondo Beach, CA 902771801178652
  5. Kelly Josephsen, PARedondo Beach, CA 902771134368095
  6. Kie Ying Li, PA-CRedondo Beach, CA 902771528617628
  7. Darby Mora, PA-CRedondo Beach, CA 902771538649736
  8. Robin Moser, PA-CRedondo Beach, CA 902771538109012

Common questions

What is Samuel Richard Cox, PA's NPI number?

Samuel Richard Cox, PA's National Provider Identifier (NPI) is 1518400373, issued on Nov 28, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Richard Cox, PA located?

The NPPES record lists a practice address at 725 S Pacific Coast Hwy, Redondo Beach, CA, 90277. Phone: (424) 296-3100. Providers update this record themselves, so call before visiting.

How can I verify Samuel Richard Cox, PA's license?

NPPES lists California license number 54038, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Samuel Richard Cox, PA prescribe under Medicare Part D?

In 2024, Samuel Richard Cox, PA had 45 Medicare Part D claims for 24 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.