Stephen J. Gunn, D.O.
Emergency Medicine Physician · Oceanside, NY
Stephen J. Gunn, D.O. is an emergency medicine physician with a practice address in Oceanside, New York, and NPI 1851378996, issued on Dec 29, 2005. Check the license (New York 234706, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Stephen J. Gunn
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 234706 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1 Healthy Way, Oceanside, NY 11572
- Phone
- (516) 632-3900
- Enumerated
- Dec 29, 2005
- Record last updated
- May 14, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 02677732 NY
- Medicare enrollment
- Enrolled (PECOS I20050727001054); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2001
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 5,025 in New York → Look up another NPI →
Also registered at 1 Healthy Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Geraldine Abbey-Mensah, M.D.Vascular & Interventional Radiology Physician1447530167
- Gabrielle Abbott, PAPhysician Assistant1669158036
- Batool Abiad, DOStudent in an Organized Health Care Education/Training Program1932040359
- Wray AdamsCertified Registered Nurse Anesthetist1548598675
- Anubhav Agarwal, MDSports Medicine (Family Medicine) Physician1568709244
- Brody Agres, PA-CMedical Physician Assistant1689470502
Verify Stephen J. Gunn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 234706Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average emergency medicine physician in 2024
149 Medicare Part D claims for 121 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone19 claims
- Cephalexin14 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 MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Island Emergency Medical Services PCHalfmoon, NY
- North Shore Lij Urgent Care PCWest Islip, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen J. Gunn among 5,025 emergency medicine physician records in New York
Stephen J. Gunn, D.O. is one of 5,025 emergency medicine physician records with a practice address in New York. 86% 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, 97% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2001 · median 2013 among the 3,232 with a school on file
- Record last updated2008 · 55% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
27 emergency medicine physician records list a practice address in Oceanside
They are 27 of the 1,093 NPPES records with a practice address in Oceanside, and 5,025 emergency medicine physician records in New York.
All 5,025 in New York → Every provider in Oceanside → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Brian Beirne, D.O.Oceanside, NY 115721639155419
- Jeannine Eslinger, P.A.Oceanside, NY 115721700854817
- Daniel Ferrara, D.O.Oceanside, NY 115721811973852
- Diana Kontonotas-Willis, DOOceanside, NY 115721609034842
- Joshua Kugler, M.D.Oceanside, NY 115721255318515
- Teddy Lee, D.O.Oceanside, NY 115721265410542
- Theresa Patel, M.D.Oceanside, NY 115721609886985
- Pamela Portnoy-Saitta, D.O.Oceanside, NY 115721962674937
Common questions
What is Stephen J. Gunn, D.O.'s NPI number?
Stephen J. Gunn, D.O.'s National Provider Identifier (NPI) is 1851378996, issued on Dec 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Stephen J. Gunn, D.O. located?
The NPPES record lists a practice address at 1 Healthy Way, Oceanside, NY, 11572. Phone: (516) 632-3900. Providers update this record themselves, so call before visiting.
How can I verify Stephen J. Gunn, D.O.'s license?
NPPES lists New York license number 234706, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stephen J. Gunn, D.O. prescribe under Medicare Part D?
In 2024, Stephen J. Gunn, D.O. had 149 Medicare Part D claims for 121 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Stephen J. Gunn, D.O.'s MIPS final score?
The 2023 MIPS final score is 91.3 of 100. 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.