NPPES file of Aug 9, 2026

Justin M. Cox, PA-C

Physician Assistant · Tooele, UT

Justin M. Cox, PA-C is a physician assistant with a practice address in Tooele, Utah, and NPI 1184293813, issued on Jun 17, 2021. Check the license (Utah 12339394-1206, as entered in NPPES) with the Utah 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
1184293813
Name
Justin M. Cox
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
12339394-1206 UT
Self-reported in NPPES; status is on the state search
Practice location
2356 N 400 E Ste 201, Tooele, UT 84074
Phone
(435) 882-2350
Enumerated
Jun 17, 2021
Record last updated
Nov 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210708000618); accepts 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 2356 N 400 E Ste 201

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

  1. Amanda Sheffer, APRNFamily Nurse Practitioner1720632078

Verify Justin M. Cox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Utah board licenses this profession
    Search for license 12339394-1206
    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 Utah license search

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

2,996 Medicare Part D claims for 234 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 19 claims were for opioids.

  1. Justin Cox2,996
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium213 claims
  2. Omeprazole156 claims
  3. Levothyroxine Sodium115 claims
  4. Gabapentin110 claims
  5. Losartan Potassium90 claims
  6. Amlodipine Besylate82 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: $903.19

50 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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. Justin Cox$903.19
  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. Mountain West Family Practice LLCTooele, UT

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

Justin M. Cox among 1,887 physician assistant records in Utah

Justin M. Cox, PA-C is one of 1,887 physician assistant records with a practice address in Utah. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 72% of them.

  • NPI issued2021 · 72% of these records are older, 21% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2021 · median 2018 among the 1,302 with a school on file
  • Record last updated2021 · 39% 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 Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 physician assistant records list a practice address in Tooele

They are 22 of the 541 NPPES records with a practice address in Tooele, and 1,887 physician assistant records in Utah.

The 8 physician assistant records with the nearest ZIP codes

  1. Jonathan Atkin, P.A.Tooele, UT 840741861725889
  2. Jeffrey Ball, PA-CTooele, UT 840741356792360
  3. Anndrea Boyer, P.A.Tooele, UT 840741689952301
  4. Andrew Caldwell, PA-CTooele, UT 840741679942916
  5. Sara Carstensen, PA-CTooele, UT 840741730372947
  6. Melinda Choate, PA-CTooele, UT 840741336385707
  7. Cameron Dortch, MPAS, PA-CTooele, UT 840741982914693
  8. Sarah Gill, PA-CTooele, UT 840741831574532

Common questions

What is Justin M. Cox, PA-C's NPI number?

Justin M. Cox, PA-C's National Provider Identifier (NPI) is 1184293813, issued on Jun 17, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Justin M. Cox, PA-C located?

The NPPES record lists a practice address at 2356 N 400 E Ste 201, Tooele, UT, 84074. Phone: (435) 882-2350. Providers update this record themselves, so call before visiting.

How can I verify Justin M. Cox, PA-C's license?

NPPES lists Utah license number 12339394-1206, as entered by the provider. Search the Utah board that licenses this profession; the NPPES record confirms identity only.

How much does Justin M. Cox, PA-C prescribe under Medicare Part D?

In 2024, Justin M. Cox, PA-C had 2,996 Medicare Part D claims for 234 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.