Eric Fabian Greif, D.O.
Diagnostic Radiology Physician · Patchogue, NY
Eric Fabian Greif, D.O. is a diagnostic radiology physician with a practice address in Patchogue, New York, and NPI 1528341203, issued on Sep 20, 2011. Check the license (New York 272750, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Eric Fabian Greif
- Credential
- D.O.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 272750 NY
Self-reported in NPPES; status is on the state search - Practice location
- 101 Hospital RD, Patchogue, NY 11772
- Phone
- (631) 654-7100
- Enumerated
- Sep 20, 2011
- Record last updated
- Nov 5, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171124000052); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2011
- Entity
- Type 1 · individual
Also registered at 101 Hospital RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Omar Abu-Jaradeh, MDInternal Medicine Physician1740846120
- Sohaib Agha, DOStudent in an Organized Health Care Education/Training Program1770372088
- Hamid Alam, MDDiagnostic Radiology Physician1285659649
- Michael Alex, PAMedical Physician Assistant1285205260
- Nina Alexandrova, MDInternal Medicine Physician1962466250
- Natalia AneirosPhysician Assistant1437967866
Verify Eric Fabian Greif 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 272750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 4 group practices
- Chs Physician Partners PCStony Brook, NY
- Empire State Radiology P CRoslyn, NY
- Mary Imogene Bassett HospitalCooperstown, NY
- St Francis Cardiac Prevention Services PCCommack, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diagnostic Radiology Physician providers in New York
There are 3,146 diagnostic radiology physician records in New York.
Other diagnostic radiology physician records in New York
- Adel Abadir, MDMiddletown, NY1760407068
- Valentino Abballe, M.D.New York, NY1710305081
- Mohamed Abbas, MDBrooklyn, NY1811407141
- Almas Abbasi, M.D.Stony Brook, NY1568408599
- Genevieve Abbey, M.D.New York, NY1962678474
- Ghadi AbboudNew York, NY1740936822
- Mohammed Abdeen, MDStony Brook, NY1699379305
- Dalya Abdel-Atti, MDStaten Island, NY1003499112
- Salah Abdelhadi, M.D.Williamsville, NY1326453259
- Farid Abdo, MDBronx, NY1659379626
Common questions
What is Eric Fabian Greif, D.O.'s NPI number?
Eric Fabian Greif, D.O.'s National Provider Identifier (NPI) is 1528341203, issued on Sep 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Eric Fabian Greif, D.O. located?
The NPPES record lists a practice address at 101 Hospital RD, Patchogue, NY, 11772. Phone: (631) 654-7100. Providers update this record themselves, so call before visiting.
How can I verify Eric Fabian Greif, D.O.'s license?
NPPES lists New York license number 272750, 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.
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.