NPPES file of Aug 9, 2026

John Peter Lazar, M.D.

Hospitalist Physician · Newark, OH

John Peter Lazar, M.D. is a hospitalist physician with a practice address in Newark, Ohio, and NPI 1780926337, issued on Mar 21, 2013. Check the license (Ohio 35.125365, as entered in NPPES) on the State Medical Board of Ohio; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1780926337
Name
John Peter Lazar
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
35.125365 OH
35125365 OH
Self-reported in NPPES; status is on the state search
Practice location
1320 West Main Street, Newark, OH 43055
Phone
(220) 564-4000
Enumerated
Mar 21, 2013
Record last updated
Mar 24, 2023
Fax
(220) 564-4342
Medicaid ID
0123454 OH
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest hospitalist physician records → All 982 in Ohio → Look up another NPI →

Also registered at 1320 West Main Street

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

  1. Abhay Anand, M.D.Pain Medicine (Anesthesiology) Physician1083634927
  2. Deforest Brown, CRNACertified Registered Nurse Anesthetist1033484548
  3. Valerie Collins, MDAnesthesiology Physician1467627406
  4. Aruna Gowda, M.D.Hematology & Oncology Physician1407070576
  5. Laraine Kemery, APRN-CNPFamily Nurse Practitioner1952605297
  6. Mindy Labac, MDPediatrics Physician1790951820

Verify John Peter Lazar 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 35.125365    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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John Peter Lazar among 982 hospitalist physician records in Ohio

John Peter Lazar, M.D. is one of 982 hospitalist physician records with a practice address in Ohio. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2013, is newer than 46% of them.

  • NPI issued2013 · 46% of these records are older, 49% newer
  • In a Medicare fileNo · 92% of these records are
  • In the CMS Doctors and Clinicians fileNo · 85% of these records are
  • Record last updated2023 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Ohio

There are 982 hospitalist physician records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 982 in Ohio → Every provider in Newark → Hospitalist Physician nationwide →

The 8 hospitalist physician records with the nearest ZIP codes

  1. Craig Cairns, MDNewark, OH 430551508865858
  2. Khanh Dang, MDNewark, OH 430551922007111
  3. Abdul-Karim Elhabyan, MDNewark, OH 430551104847144
  4. Jesse Ewald, M.D.Newark, OH 430551104196591
  5. Ilya Goldenberg, MDNewark, OH 430551619976669
  6. Talya Greathouse, MDNewark, OH 430551063411155
  7. Saad HagrasNewark, OH 430551740460161
  8. Bassam Kret, MDNewark, OH 430551104824960

Common questions

What is John Peter Lazar, M.D.'s NPI number?

John Peter Lazar, M.D.'s National Provider Identifier (NPI) is 1780926337, issued on Mar 21, 2013. An NPI identifies a provider in billing; it is not a license.

Where is John Peter Lazar, M.D. located?

The NPPES record lists a practice address at 1320 West Main Street, Newark, OH, 43055. Phone: (220) 564-4000. Providers update this record themselves, so call before visiting.

How can I verify John Peter Lazar, M.D.'s license?

NPPES lists Ohio license number 35.125365, 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. 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.