John Warner
Emergency Medicine Physician · Pittsburgh, PA
John Warner is an emergency medicine physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1043772866, issued on Apr 1, 2019. Check the license (Pennsylvania 1043772866, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- John Warner
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 1043772866 PA
Self-reported in NPPES; status is on the state search - Practice location
- 320 E North Ave, Pittsburgh, PA 15212
- Phone
- (412) 359-4905
- Enumerated
- Apr 1, 2019
- Record last updated
- Sep 14, 2022
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Also registered at 320 E North Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Warner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license 1043772866Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average emergency medicine physician in 2024
12 Medicare Part D claims for 11 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
John Warner among 3,911 emergency medicine physician records in Pennsylvania
John Warner is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 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 2019, is newer than 75% of them.
- NPI issued2019 · 75% of these records are older, 21% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2022 · 51% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
424 emergency medicine physician records list a practice address in Pittsburgh
They are 424 of the 28,866 NPPES records with a practice address in Pittsburgh, and 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Pittsburgh → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Mara Aloi, MDPittsburgh, PA 152121629077706
- Richard Buzard, OSPittsburgh, PA 152121306846118
- David Chuirazzi, MDPittsburgh, PA 152121881694461
- Richard Diilio, MDPittsburgh, PA 152121093715559
- Dennis Hanlon, MDPittsburgh, PA 152121700886728
- Fred Harchelroad Jr., MDPittsburgh, PA 152121346240363
- Jerry Lambert, MDPittsburgh, PA 152121700887635
- Jonathan LandisPittsburgh, PA 152121215938162
Common questions
What is John Warner's NPI number?
John Warner's National Provider Identifier (NPI) is 1043772866, issued on Apr 1, 2019. An NPI identifies a provider in billing; it is not a license.
Where is John Warner located?
The NPPES record lists a practice address at 320 E North Ave, Pittsburgh, PA, 15212. Phone: (412) 359-4905. Providers update this record themselves, so call before visiting.
How can I verify John Warner's license?
NPPES lists Pennsylvania license number 1043772866, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Warner prescribe under Medicare Part D?
In 2024, John Warner had 12 Medicare Part D claims for 11 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.