NPPES file of Aug 9, 2026

Michael Joel Mastous, PA-C

Medical Physician Assistant · Edina, MN

Michael Joel Mastous, PA-C is a medical physician assistant with a practice address in Edina, Minnesota, and NPI 1073865465, issued on Oct 9, 2012. Check the license (Minnesota 1821, as entered in NPPES) with the Minnesota 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
1073865465
Name
Michael Joel Mastous
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
1821 MN
Self-reported in NPPES; status is on the state search
Practice location
8100 W 78TH St Ste 230, Edina, MN 55439
Phone
(952) 946-9777
Enumerated
Oct 9, 2012
Record last updated
Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121213000497); 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 8100 W 78TH St Ste 230

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

  1. Margaret Achu, MA, OTR/LOccupational Therapist1053651109
  2. Leah Agneberg, PA-CPhysician Assistant1720547920
  3. Benjamin Ahrens, DOSports Medicine (Family Medicine) Physician1295152296
  4. Gerardo AmadorPhysician Assistant1710553706
  5. Cassandra Arrington, LAT, ATCAthletic Trainer1376000885
  6. John Bellatti, M.D.Orthopaedic Surgery Physician1487675930

Verify Michael Joel Mastous in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 1821
    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 Minnesota 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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68% fewer Medicare Part D claims than the average medical physician assistant in 2024

362 Medicare Part D claims for 146 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 189 claims were for opioids.

  1. Michael Mastous362
  2. Specialty average1,148

Most prescribed

  1. Oxycodone Hcl142 claims
  2. Amoxicillin64 claims
  3. Hydrocodone-Acetaminophen23 claims
  4. Hydroxyzine Hcl21 claims
  5. Methocarbamol21 claims
  6. Hydroxyzine Pamoate19 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): 83.5 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 score81.8
  2. Costout of 100 · 30%63.3
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Bills Medicare through one group practice

  1. Allina Health SystemCoon Rapids, MN

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

Michael Joel Mastous among 459 medical physician assistant records in Minnesota

Michael Joel Mastous, PA-C is one of 459 medical physician assistant records with a practice address in Minnesota. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 53% of them.

  • NPI issued2012 · 53% of these records are older, 44% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2012 · median 2012 among the 316 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Minnesota

There are 459 medical physician assistant records in Minnesota.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Ashley Koller, PA-CMinneapolis, MN 554411932454691
  2. Kaitlyn Roseman, PA-CPlymouth, MN 554411043517956
  3. Lauren Ayuso, PA-CEdina, MN 554351992057467
  4. Jona Bakke, PA-CEdina, MN 554351376265504
  5. Benjamin Baumann, PA-CEdina, MN 554351972896983
  6. Sarah Dahlberg, M.S., PA-CEdina, MN 554351821423781
  7. Kjerstin Foss, PA-CEdina, MN 554351770845927
  8. Katie Grausam, PA-CEdina, MN 554351902288905

Common questions

What is Michael Joel Mastous, PA-C's NPI number?

Michael Joel Mastous, PA-C's National Provider Identifier (NPI) is 1073865465, issued on Oct 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Michael Joel Mastous, PA-C located?

The NPPES record lists a practice address at 8100 W 78TH St Ste 230, Edina, MN, 55439. Phone: (952) 946-9777. Providers update this record themselves, so call before visiting.

How can I verify Michael Joel Mastous, PA-C's license?

NPPES lists Minnesota license number 1821, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Michael Joel Mastous, PA-C prescribe under Medicare Part D?

In 2024, Michael Joel Mastous, PA-C had 362 Medicare Part D claims for 146 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Michael Joel Mastous, PA-C's MIPS final score?

The 2023 MIPS final score is 83.5 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.