John Himelfarb, M.D.
Diagnostic Radiology Physician · Levittown, NY
John Himelfarb, M.D. is a diagnostic radiology physician with a practice address in Levittown, New York, and NPI 1750352274, issued on Feb 1, 2006. Check the license (New York 168462, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John Himelfarb
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 168462 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2950 Hempstead Tpke, Levittown, NY 11756
- Phone
- (516) 520-3800
- Enumerated
- Feb 1, 2006
- Record last updated
- Apr 30, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (516) 520-3840
- Medicaid ID
- 01341166 NY
- Medicare enrollment
- Enrolled (PECOS I20040907001094); accepts Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 1984
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 3,146 in New York → Look up another NPI →
Also registered at 2950 Hempstead Tpke
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Blumenfeld La Fata, MSEDBehavior Analyst1487997375
Verify John Himelfarb 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 168462Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 87.7 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
- Lenox Hill Radiology And Medical Imaging Associates PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Himelfarb among 3,146 diagnostic radiology physician records in New York
John Himelfarb, M.D. is one of 3,146 diagnostic radiology physician records with a practice address in New York. 75% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 45% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1984 · median 2002 among the 2,169 with a school on file
- Record last updated2014 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in New York
There are 3,146 diagnostic radiology physician records in New York.
All 3,146 in New York → Every provider in Levittown → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Qadus Awan, MDLevittown, NY 117561861871055
- Negar Dayani, MDLindenhurst, NY 117571821068800
- Mark Decker, MDLindenhurst, NY 117571023002862
- Alan Greenfield, MDLindenhurst, NY 117571548269848
- Patricia Kelly, MDLindenhurst, NY 117571255339743
- Stephen Kremer, M.D.Lindenhurst, NY 117571811972664
- Alan Melton, MDLindenhurst, NY 117571588660591
- Alexandra Perkins, M.D.Lake Grove, NY 117551033169404
Common questions
What is John Himelfarb, M.D.'s NPI number?
John Himelfarb, M.D.'s National Provider Identifier (NPI) is 1750352274, issued on Feb 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Himelfarb, M.D. located?
The NPPES record lists a practice address at 2950 Hempstead Tpke, Levittown, NY, 11756. Phone: (516) 520-3800. Providers update this record themselves, so call before visiting.
How can I verify John Himelfarb, M.D.'s license?
NPPES lists New York license number 168462, 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.
What is John Himelfarb, M.D.'s MIPS final score?
The 2023 MIPS final score is 87.7 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.