NPPES file of Aug 9, 2026

Jason Muesch, PA

Physician Assistant · Sun City West, AZ

Jason Muesch, PA is a physician assistant with a practice address in Sun City West, Arizona, and NPI 1073131421, issued on Jul 13, 2020. Check the license (Arizona 8037, as entered in NPPES) with the Arizona 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073131421
Name
Jason Muesch
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
8037 AZ
Self-reported in NPPES; status is on the state search
Practice location
14502 W Meeker Blvd, Sun City West, AZ 85375
Phone
(623) 524-4000
Enumerated
Jul 13, 2020
Record last updated
Oct 14, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201028000711); 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 14502 W Meeker Blvd

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

  1. Tayeb Abbas, MDInternal Medicine Physician1093406795
  2. Waseem AlbashaCritical Care Medicine (Internal Medicine) Physician1659720217
  3. Brenton Albracht, M.D.Adult Reconstructive Orthopaedic Surgery Physician1366896607
  4. Carlos Alvarado-Valdes, MDCritical Care Medicine (Internal Medicine) Physician1396772356
  5. Aniket Arora, MDInternal Medicine Physician1952938524
  6. Paul Avila Calderon, MDStudent in an Organized Health Care Education/Training Program1275416018

Verify Jason Muesch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 8037
    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 Arizona 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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58% fewer Medicare Part D claims than the average physician assistant in 2024

346 Medicare Part D claims for 266 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Jason Muesch346
  2. Specialty average830

Most prescribed

  1. Cefdinir56 claims
  2. Methylprednisolone41 claims
  3. Hydrocodone-Acetaminophen37 claims
  4. Ondansetron Odt26 claims
  5. Amoxicillin-Clavulanate Potass21 claims
  6. Methocarbamol16 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score69.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $152.72

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. Jason Muesch$152.72
  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. Cep America- Arizona, PCSun City, AZ

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

Jason Muesch among 3,666 physician assistant records in Arizona

Jason Muesch, PA is one of 3,666 physician assistant records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 59% of them.

  • NPI issued2020 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2020 · median 2018 among the 2,207 with a school on file
  • Record last updated2020 · 35% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

50 physician assistant records list a practice address in Sun City West

They are 50 of the 590 NPPES records with a practice address in Sun City West, and 3,666 physician assistant records in Arizona.

The 8 physician assistant records with the nearest ZIP codes

  1. Jamie Ahner, PASun City West, AZ 853751497957450
  2. Patrick Burrup, PA-CSun City West, AZ 853751033429600
  3. Matthew Day, PASun City West, AZ 853751972839751
  4. David Eschler, PA-CSun City West, AZ 853751255770863
  5. Julia Glenn, PA-CSun City West, AZ 853751689126591
  6. Tasha Grissett, PASun City West, AZ 853751053445866
  7. Derek HowertonSun City West, AZ 853751861840613
  8. Jasmine Kalili, PA-CSun City West, AZ 853751932639788

Common questions

What is Jason Muesch, PA's NPI number?

Jason Muesch, PA's National Provider Identifier (NPI) is 1073131421, issued on Jul 13, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Jason Muesch, PA located?

The NPPES record lists a practice address at 14502 W Meeker Blvd, Sun City West, AZ, 85375. Phone: (623) 524-4000. Providers update this record themselves, so call before visiting.

How can I verify Jason Muesch, PA's license?

NPPES lists Arizona license number 8037, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Jason Muesch, PA prescribe under Medicare Part D?

In 2024, Jason Muesch, PA had 346 Medicare Part D claims for 266 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Jason Muesch, PA's MIPS final score?

The 2023 MIPS final score is 76.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.