Steven Charles Gasiewicz, MD
Emergency Medicine Physician · Cheektowaga, NY
Steven Charles Gasiewicz, MD is an emergency medicine physician with a practice address in Cheektowaga, New York, and NPI 1457303521, issued on May 17, 2006. Check the license (New York 211527, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Steven Charles Gasiewicz
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 211527 NY
211527-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2605 Harlem Road, Cheektowaga, NY 14225
- Phone
- (716) 204-4500
- Enumerated
- May 17, 2006
- Record last updated
- Aug 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (716) 204-4501
- Medicaid IDs
- 01908841 NY
RA0570 NY - Medicare enrollment
- Enrolled (PECOS I20040318001331); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 1998
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 5,025 in New York → Look up another NPI →
Also registered at 2605 Harlem Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shehla Haque, MDEmergency Medical Services (Emergency Medicine) Physician1063466340
Verify Steven Charles Gasiewicz 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 211527Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average emergency medicine physician in 2024
123 Medicare Part D claims for 96 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Prednisone22 claims
- Nitrofurantoin Mono-Macro21 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): 86.6 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 one group practice
- Mary Imogene Bassett HospitalCooperstown, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven Charles Gasiewicz among 5,025 emergency medicine physician records in New York
Steven Charles Gasiewicz, MD 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
- Graduated1998 · median 2013 among the 3,232 with a school on file
- Record last updated2018 · 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).
Emergency Medicine Physician providers in New York
There are 5,025 emergency medicine physician records in New York.
All 5,025 in New York → Every provider in Cheektowaga → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Amy Corson, P.A.Cheektowaga, NY 142251972731875
- Jessica Ede, M.D.Cheektowaga, NY 142251619382744
- Jennifer Geiger, MDCheektowaga, NY 142251710957063
- Stephen Lopez, MDCheektowaga, NY 142251942212329
- Mark Sieminski, MDCheektowaga, NY 142251003057779
- Richard Hallock, MDAmherst, NY 142261043570872
- David Johnson, MDAmherst, NY 142261053370908
- Michael Martin, MDAmherst, NY 142261487688917
Common questions
What is Steven Charles Gasiewicz, MD's NPI number?
Steven Charles Gasiewicz, MD's National Provider Identifier (NPI) is 1457303521, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven Charles Gasiewicz, MD located?
The NPPES record lists a practice address at 2605 Harlem Road, Cheektowaga, NY, 14225. Phone: (716) 204-4500. Providers update this record themselves, so call before visiting.
How can I verify Steven Charles Gasiewicz, MD's license?
NPPES lists New York license number 211527, 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 Steven Charles Gasiewicz, MD prescribe under Medicare Part D?
In 2024, Steven Charles Gasiewicz, MD had 123 Medicare Part D claims for 96 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Steven Charles Gasiewicz, MD's MIPS final score?
The 2023 MIPS final score is 86.6 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.