NPPES file of Aug 9, 2026

Stewart N. Isley, DO

Emergency Medicine Physician · Oregon, OH

Stewart N. Isley, DO is an emergency medicine physician with a practice address in Oregon, Ohio, and NPI 1417048232, issued on Sep 27, 2006. Check the license (Ohio 34008312, as entered in NPPES) on the State Medical Board of Ohio; 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
1417048232
Name
Stewart N. Isley
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
34008312 OH
Self-reported in NPPES; status is on the state search
Practice location
2801 Bay Park Dr, Oregon, OH 43616
Phone
(419) 690-7900
Enumerated
Sep 27, 2006
Record last updated
Oct 14, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicaid ID
2613309 OH
Medicare enrollment
Enrolled (PECOS I20050907000256); 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 2801 Bay Park Dr

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

  1. Becky Beyer, M.S.N., C.N.S.Adult Health Clinical Nurse Specialist1417945239
  2. Rahul Chakravarty, M.D.Anesthesiology Physician1336339639
  3. Jessica CleggAdvanced Practice Midwife1609504935
  4. Denise Deppen, CRNACertified Registered Nurse Anesthetist1851340301
  5. Michael Devlin, M.D.Anesthesiology Physician1184627176
  6. Tracy Dickerson, CRNACertified Registered Nurse Anesthetist1942453113

Verify Stewart N. Isley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 34008312
    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 Ohio 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. Mercy Emergency Care Services IncToledo, OH

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

Stewart N. Isley among 3,002 emergency medicine physician records in Ohio

Stewart N. Isley, DO is one of 3,002 emergency medicine physician records with a practice address in Ohio. 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 63% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2002 · median 2013 among the 1,720 with a school on file
  • Record last updated2009 · 60% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 emergency medicine physician records list a practice address in Oregon

They are 25 of the 519 NPPES records with a practice address in Oregon, and 3,002 emergency medicine physician records in Ohio.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Daniel Fought, DOOregon, OH 436161649257965
  2. Amanda Klukowski, DOOregon, OH 436161477649804
  3. David Lindstrom, MDOregon, OH 436161770584526
  4. Manuel Madrazo, MDOregon, OH 436161447207543
  5. Lynn Mason, MDOregon, OH 436161235179268
  6. David Mierzwiak, MDOregon, OH 436161437151115
  7. Maureen Nelson, DOOregon, OH 436161790777688
  8. Susan Newton, MDOregon, OH 436161770575755

Common questions

What is Stewart N. Isley, DO's NPI number?

Stewart N. Isley, DO's National Provider Identifier (NPI) is 1417048232, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stewart N. Isley, DO located?

The NPPES record lists a practice address at 2801 Bay Park Dr, Oregon, OH, 43616. Phone: (419) 690-7900. Providers update this record themselves, so call before visiting.

How can I verify Stewart N. Isley, DO's license?

NPPES lists Ohio license number 34008312, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.