NPPES file of Aug 9, 2026

Ryan A. Peters, DO

Emergency Medical Services (Emergency Medicine) Physician · Grand Rapids, MI

Ryan A. Peters, DO is an emergency medical services (emergency medicine) physician with a practice address in Grand Rapids, Michigan, and NPI 1205819059, issued on Nov 25, 2005. Check the license (Michigan 5101014120, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205819059
Name
Ryan A. Peters
Credential
DO
Primary taxonomy
Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
License number
5101014120 MI
Self-reported in NPPES; status is on the state search
Practice location
100 Michigan St NE, Grand Rapids, MI 49503
Phone
(616) 391-1680
Enumerated
Nov 25, 2005
Record last updated
Feb 21, 2025
Medicare enrollment
Enrolled (PECOS I20060217000363); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 1999
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 100 Michigan St NE

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

  1. Aly Abdel-Mageed, MDPediatric Hematology & Oncology Physician1851361190
  2. Muriam Afzal, MDFamily Medicine Physician1174759906
  3. Shefali Aggarwal, M.DPediatric Critical Care Medicine Physician1720408313
  4. Muhammad Ali Akbar, MDInternal Medicine Physician1518529742
  5. Ghassan Al Nabhan, M.D.Internal Medicine Physician1326458068
  6. Zain AlajjouriEmergency Medicine Physician1366183295

Verify Ryan A. Peters 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 5101014120
    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 medical services (emergency medicine) physician in 2024

45 Medicare Part D claims for 37 beneficiaries, against an average of 292 among the 1,653 providers of this specialty who prescribed in Part D.

  1. Ryan Peters45
  2. Specialty average292

Most prescribed

  1. Cephalexin11 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): 96.3 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 score87.9
  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).

Bills Medicare through one group practice

  1. Ecs Western Michigan PCGrand Rapids, MI

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

Ryan A. Peters among 361 emergency medical services (emergency medicine) physician records in Michigan

Ryan A. Peters, DO is one of 361 emergency medical services (emergency medicine) physician records with a practice address in Michigan. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Graduated1999 · median 1997 among the 148 with a school on file
  • Record last updated2025 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medical Services (Emergency Medicine) Physician providers in Michigan

There are 361 emergency medical services (emergency medicine) physician records in Michigan.

The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes

  1. Brian Bosscher, MDGrand Rapids, MI 495031720078793
  2. Allen Bragdon, MDGrand Rapids, MI 495031285659177
  3. Julie Gage, MDGrand Rapids, MI 495031568487700
  4. Thomas Gore, MDGrand Rapids, MI 495031770511701
  5. Jeffrey Jones, MDGrand Rapids, MI 495031194741090
  6. Mark Miller, DOGrand Rapids, MI 495031447245501
  7. Michael Olgren, MDGrand Rapids, MI 495031326033721
  8. Nilda Oxholmuribe, MDGrand Rapids, MI 495031982699203

Common questions

What is Ryan A. Peters, DO's NPI number?

Ryan A. Peters, DO's National Provider Identifier (NPI) is 1205819059, issued on Nov 25, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ryan A. Peters, DO located?

The NPPES record lists a practice address at 100 Michigan St NE, Grand Rapids, MI, 49503. Phone: (616) 391-1680. Providers update this record themselves, so call before visiting.

How can I verify Ryan A. Peters, DO's license?

NPPES lists Michigan license number 5101014120, 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 Ryan A. Peters, DO prescribe under Medicare Part D?

In 2024, Ryan A. Peters, DO had 45 Medicare Part D claims for 37 beneficiaries; the average among emergency medical services (emergency medicine) physician prescribers was 292. Part D covers Medicare prescriptions only.

What is Ryan A. Peters, DO's MIPS final score?

The 2023 MIPS final score is 96.3 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.