NPPES file of Aug 9, 2026

Ryan Douglas Johnston, M.D.

Emergency Medicine Physician · Toledo, OH

Ryan Douglas Johnston, M.D. is an emergency medicine physician with a practice address in Toledo, Ohio, and NPI 1982139887, issued on Apr 28, 2017. Check the license (Ohio 35.137218, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982139887
Name
Ryan Douglas Johnston
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
35.137218 OH
Self-reported in NPPES; status is on the state search
Practice location
3000 Arlington Ave, Toledo, OH 43614
Phone
(419) 383-6369
Enumerated
Apr 28, 2017
Record last updated
Jun 26, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(419) 383-3357
Medicare enrollment
Enrolled (PECOS I20200813002876); accepts Medicare assignment
Medical or professional school
University Of Toledo College Of Medicine, 2017
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.
Download card Updates feed

8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →

Also registered at 3000 Arlington Ave

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

  1. Hassan-James AbbasSurgery Physician1891317947
  2. Moshrik Abd-Alamir, M.D.Cardiovascular Disease Physician1386879054
  3. Ahmad Abdelrahman, MDInternal Medicine Physician1134859192
  4. Yasser Abu-Sabha, MDStudent in an Organized Health Care Education/Training Program1225886369
  5. Laana AbutahaStudent in an Organized Health Care Education/Training Program1649080656
  6. Kelsey AdamsPhysician Assistant1427828458

Verify Ryan Douglas Johnston 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 35.137218    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

55% more Medicare Part D claims than the average emergency medicine physician in 2024

351 Medicare Part D claims for 260 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 20 claims were for opioids.

  1. Ryan Johnston351
  2. Specialty average226

Most prescribed

  1. Prednisone44 claims
  2. Amoxicillin-Clavulanate Potass31 claims
  3. Ondansetron Odt29 claims
  4. Cephalexin24 claims
  5. Naproxen21 claims
  6. Clindamycin Hcl18 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.

Industry payments in 2024: $14.86

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. Ryan Johnston$14.86
  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.

Bills Medicare through 3 group practices

  1. Emergency Physicians OF Northwest Ohio, Inc.Toledo, OH
  2. Observation Physicians OF Northwest Ohio LLCToledo, OH
  3. The Toledo HospitalMaumee, OH

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

Ryan Douglas Johnston among 3,002 emergency medicine physician records in Ohio

Ryan Douglas Johnston, M.D. 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 2017, is newer than 73% of them.

  • NPI issued2017 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2017 · median 2013 among the 1,720 with a school on file
  • Record last updated2020 · 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).

208 emergency medicine physician records list a practice address in Toledo

They are 208 of the 13,583 NPPES records with a practice address in Toledo, and 3,002 emergency medicine physician records in Ohio.

All 3,002 in Ohio → Every provider in Toledo → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Nael Bahhur, MDToledo, OH 436141275599763
  2. Thomas Boggs, DOToledo, OH 436141679734107
  3. Kristopher Brickman, M.D.Toledo, OH 436141649373838
  4. Matthew Graber, MDToledo, OH 436141942228093
  5. Stephen Grider, DOToledo, OH 436141326073495
  6. Rhonda Hercher, MDToledo, OH 436141720011968
  7. Pingching Kwan, M.D.Toledo, OH 436141174757553
  8. Marcus Ma, MDToledo, OH 436141336102847

Common questions

What is Ryan Douglas Johnston, M.D.'s NPI number?

Ryan Douglas Johnston, M.D.'s National Provider Identifier (NPI) is 1982139887, issued on Apr 28, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Douglas Johnston, M.D. located?

The NPPES record lists a practice address at 3000 Arlington Ave, Toledo, OH, 43614. Phone: (419) 383-6369. Providers update this record themselves, so call before visiting.

How can I verify Ryan Douglas Johnston, M.D.'s license?

NPPES lists Ohio license number 35.137218, 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.

How much does Ryan Douglas Johnston, M.D. prescribe under Medicare Part D?

In 2024, Ryan Douglas Johnston, M.D. had 351 Medicare Part D claims for 260 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.

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.