NPPES file of Aug 9, 2026

Aaron Walkowski, DO

Emergency Medicine Physician · Clinton Township, MI

Aaron Walkowski, DO is an emergency medicine physician with a practice address in Clinton Township, Michigan, and NPI 1699415463, issued on Mar 30, 2022. Check the license (Michigan 5101028515, 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
1699415463
Name
Aaron Walkowski
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
5101028515 MI
Self-reported in NPPES; status is on the state search
Practice location
15855 19 Mile RD, Clinton Township, MI 48038
Phone
(586) 263-2601
Enumerated
Mar 30, 2022
Record last updated
Sep 9, 2025
Medicare enrollment
Enrolled (PECOS I20250530001277); 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 15855 19 Mile RD

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

  1. Cyril Abadir, DOStudent in an Organized Health Care Education/Training Program1508669201
  2. Mostafa AbdeenStudent in an Organized Health Care Education/Training Program1306527684
  3. Ahmed AbdelazizInternal Medicine Physician1477242170
  4. Andrea Abousamra, DONeurology Physician1447786520
  5. Nicole Adams, D.O.Emergency Medicine Physician1063753960
  6. Anthony Affatato, D.O.Emergency Medicine Physician1851473094

Verify Aaron Walkowski 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 5101028515
    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

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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43% fewer Medicare Part D claims than the average emergency medicine physician in 2024

128 Medicare Part D claims for 91 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Aaron Walkowski128
  2. Specialty average226

Most prescribed

  1. Cephalexin15 claims
  2. Prednisone13 claims
  3. Doxycycline Hyclate11 claims
  4. Ibuprofen11 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.

Bills Medicare through 2 group practices

  1. Independent Emergency Physicians PCSouthfield, MI
  2. Independent Observation Physicians PLLCSouthfield, MI

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

Aaron Walkowski among 3,083 emergency medicine physician records in Michigan

Aaron Walkowski, DO 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 2022, is newer than 86% of them.

  • NPI issued2022 · 86% of these records are older, 10% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2022 · median 2013 among the 1,931 with a school on file
  • Record last updated2025 · 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).

55 emergency medicine physician records list a practice address in Clinton Township

They are 55 of the 2,379 NPPES records with a practice address in Clinton Township, and 3,083 emergency medicine physician records in Michigan.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Anthony Affatato, D.O.Clinton Township, MI 480381851473094
  2. Harry Aretakis, MDClinton Township, MI 480381730167636
  3. Kevin Brody, MDClinton Twp, MI 480381063490621
  4. Amit Chopra, DOClinton Twp, MI 480381639157209
  5. Stephen Cluff, D.O.Clinton Township, MI 480381417177452
  6. Anthony Colucci, DOClinton Twp, MI 480381477523520
  7. Jerry Greib, DOClinton Twp, MI 480381396788774
  8. Briget Matecki, D.O.Clinton Township, MI 480381417163023

Common questions

What is Aaron Walkowski, DO's NPI number?

Aaron Walkowski, DO's National Provider Identifier (NPI) is 1699415463, issued on Mar 30, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Walkowski, DO located?

The NPPES record lists a practice address at 15855 19 Mile RD, Clinton Township, MI, 48038. Phone: (586) 263-2601. Providers update this record themselves, so call before visiting.

How can I verify Aaron Walkowski, DO's license?

NPPES lists Michigan license number 5101028515, 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 Aaron Walkowski, DO prescribe under Medicare Part D?

In 2024, Aaron Walkowski, DO had 128 Medicare Part D claims for 91 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.