William Shestak, D.O.
Emergency Medicine Physician · Mineola, NY
William Shestak, D.O. is an emergency medicine physician with a practice address in Mineola, New York, and NPI 1285680348, issued on May 26, 2006. Check the license (New York 212656-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- William Shestak
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 212656-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 259 1St St, Mineola, NY 11501
- Phone
- (516) 663-2727
- Enumerated
- May 26, 2006
- Record last updated
- Nov 18, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (516) 663-8549
- Medicaid ID
- 01922238 NY
- Medicare enrollment
- Enrolled (PECOS I20140423000942); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 1996
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 5,025 in New York → Look up another NPI →
Also registered at 259 1St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Irina Abdrakhmanova, P.A.Physician Assistant1083910822
- Rachel Aber, MDStudent in an Organized Health Care Education/Training Program1134916604
- Akil Abraham, PA-CPhysician Assistant1245839646
- Shereen Abu-Jaradeh, MDStudent in an Organized Health Care Education/Training Program1225969884
- Frank Acevedo, PA-CPhysician Assistant1427273515
- Olukemi Adebanjo, RNMedical-Surgical Registered Nurse1689241564
Verify William Shestak 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 212656-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average emergency medicine physician in 2024
83 Medicare Part D claims for 71 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
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 practice group's MIPS final score for 2023 (Medicare payment program): 70.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Greenwich HospitalGreenwich, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Shestak among 5,025 emergency medicine physician records in New York
William Shestak, 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 72% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1996 · median 2013 among the 3,232 with a school on file
- Record last updated2009 · 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).
34 emergency medicine physician records list a practice address in Mineola
They are 34 of the 2,077 NPPES records with a practice address in Mineola, and 5,025 emergency medicine physician records in New York.
All 5,025 in New York → Every provider in Mineola → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Jane Avella, MDMineola, NY 115011184782492
- Michael Demarco, M.D.Mineola, NY 115011679529812
- Julius Duic, M.D.Mineola, NY 115011609081561
- Scott Gorenstein, M.D.Mineola, NY 115011144299686
- Stephen Havasy, M.D.Mineola, NY 115011346214699
- Martin Kohn, MDMineola, NY 115011013964394
- Edward Mintz, M.D.Mineola, NY 115011083660211
- Solomon Morgenstern, M.D.Mineola, NY 115011346227451
Common questions
What is William Shestak, D.O.'s NPI number?
William Shestak, D.O.'s National Provider Identifier (NPI) is 1285680348, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Shestak, D.O. located?
The NPPES record lists a practice address at 259 1St St, Mineola, NY, 11501. Phone: (516) 663-2727. Providers update this record themselves, so call before visiting.
How can I verify William Shestak, D.O.'s license?
NPPES lists New York license number 212656-1, 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 William Shestak, D.O. prescribe under Medicare Part D?
In 2024, William Shestak, D.O. had 83 Medicare Part D claims for 71 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is William Shestak, D.O.'s MIPS final score?
The 2023 MIPS final score is 70.2 of 100, reported for the practice group. 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.