NPPES file of Aug 9, 2026

Mason Fisher

Anesthesiologist Assistant · Grand Rapids, MI

Mason Fisher is an anesthesiologist assistant with a practice address in Grand Rapids, Michigan, and NPI 1841796752, issued on Apr 2, 2018. Check the license (Michigan 25770101, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841796752
Name
Mason Fisher
Primary taxonomy
Anesthesiologist Assistant 367H00000X
License number
25770101 MI
Self-reported in NPPES; status is on the state search
Practice location
3333 Evergreen Dr NE, Grand Rapids, MI 49525
Phone
(616) 364-4200
Enumerated
Apr 2, 2018
Record last updated
Mar 18, 2026
Medicare enrollment
Enrolled (PECOS I20180627003656); accepts Medicare assignment
Medical or professional school
Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2018
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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8 nearest anesthesiologist assistant records → All 38 in Michigan → Look up another NPI →

Also registered at 3333 Evergreen Dr NE

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

  1. Courtney Abernathy, M.D.Anesthesiology Physician1073771689
  2. Ashley Agerson, MDAnesthesiology Physician1265693220
  3. Dennis Ahmad, D.O., M.P.HAnesthesiology Physician1164650891
  4. Rashad Albeiruti, MDPain Medicine (Anesthesiology) Physician1346509007
  5. Cesar Alcid, MDAnesthesiology Physician1396714309
  6. Angie Andrews, MAStudent in an Organized Health Care Education/Training Program1427349570

Verify Mason Fisher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 25770101    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 Michigan 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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Bills Medicare through one group practice

  1. Anesthesia Medical Consultants, PCGrand Rapids, MI

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

Mason Fisher among 38 anesthesiologist assistant records in Michigan

Mason Fisher is one of 38 anesthesiologist assistant records with a practice address in Michigan. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 50% of them.

  • NPI issued2018 · 50% of these records are older, 47% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 89% of these records are
  • Graduated2018 · median 2018 among the 34 with a school on file
  • Record last updated2026 · 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 367H00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiologist Assistant providers in Michigan

There are 38 anesthesiologist assistant records in Michigan.

All 38 in Michigan → Every provider in Grand Rapids → Anesthesiologist Assistant nationwide →

The 8 anesthesiologist assistant records with the nearest ZIP codes

  1. Loredana Berkowitz, AAGrand Rapids, MI 495251164719449
  2. William Chizmar, AAGrand Rapids, MI 495251700999513
  3. Meghan FowlerGrand Rapids, MI 495251134645963
  4. James Green, AA, PAGrand Rapids, MI 495251285747378
  5. Jeffrey Hall, AAGrand Rapids, MI 495251003049164
  6. Mark Hoogerhyde, AA-CGrand Rapids, MI 495251336403823
  7. Landon Lapham, AAGrand Rapids, MI 495251851679807
  8. Andrea MantelGrand Rapids, MI 495251205454998

Common questions

What is Mason Fisher's NPI number?

Mason Fisher's National Provider Identifier (NPI) is 1841796752, issued on Apr 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Mason Fisher located?

The NPPES record lists a practice address at 3333 Evergreen Dr NE, Grand Rapids, MI, 49525. Phone: (616) 364-4200. Providers update this record themselves, so call before visiting.

How can I verify Mason Fisher's license?

NPPES lists Michigan license number 25770101, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.