NPPES file of Aug 9, 2026

Garrett Mason

Emergency Medicine Physician · Saginaw, MI

Garrett Mason is an emergency medicine physician with a practice address in Saginaw, Michigan, and NPI 1124797444, issued on Sep 9, 2021. Check the license (Michigan 4351051179, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1124797444
Name
Garrett Mason
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
4351051179 MI
Self-reported in NPPES; status is on the state search
Practice location
1000 Houghton Ave, Saginaw, MI 48602
Phone
(989) 633-1350
Enumerated
Sep 9, 2021
Record last updated
Aug 16, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1000 Houghton Ave

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

  1. Ramzi Abbasi, MDInternal Medicine Physician1164270005
  2. Doaa AbouallaPediatrics Physician1861282337
  3. Layla Abubshait, M.DEmergency Medicine Physician1689014631
  4. Sara Adibi, M.D.Emergency Medicine Physician1114280401
  5. Hussein Al Amer, MBBSEmergency Medicine Physician1144620311
  6. Omaima Al Sinan, M.DObstetrics & Gynecology Physician1013220144

Verify Garrett Mason in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4351051179
    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
Open the Michigan license search

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85% fewer Medicare Part D claims than the average emergency medicine physician in 2024

34 Medicare Part D claims for 28 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Garrett Mason34
  2. Specialty average226

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: $15.64

1 payment: food and beverage; the largest payer was Pfizer Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Garrett Mason$15.64
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Garrett Mason among 3,083 emergency medicine physician records in Michigan

Garrett Mason is one of 3,083 emergency medicine physician records with a practice address in Michigan. 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 82% of them.

  • NPI issued2021 · 82% of these records are older, 14% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

182 emergency medicine physician records list a practice address in Saginaw

They are 182 of the 6,008 NPPES records with a practice address in Saginaw, and 3,083 emergency medicine physician records in Michigan.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Mary Arvanitis, DOSaginaw, MI 486021295722841
  2. Andrew Bazakis, M.D.Saginaw, MI 486021114914603
  3. Kevin Carnahan, DOSaginaw, MI 486021124093174
  4. Kathleen Cowling, DOSaginaw, MI 486021790772283
  5. Matthew Deibel, MDSaginaw, MI 486021427019652
  6. Frederick Dunham, MDSaginaw, MI 486021598799082
  7. Allison Gormley, DOSaginaw, MI 486021912955014
  8. Kirsten Guenther, M.D.Saginaw, MI 486021861506156

Common questions

What is Garrett Mason's NPI number?

Garrett Mason's National Provider Identifier (NPI) is 1124797444, issued on Sep 9, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Garrett Mason located?

The NPPES record lists a practice address at 1000 Houghton Ave, Saginaw, MI, 48602. Phone: (989) 633-1350. Providers update this record themselves, so call before visiting.

How can I verify Garrett Mason's license?

NPPES lists Michigan license number 4351051179, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Garrett Mason prescribe under Medicare Part D?

In 2024, Garrett Mason had 34 Medicare Part D claims for 28 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.