Leonard Feiner, M.D
Retina Specialist (Ophthalmology) Physician · Union, NJ
Leonard Feiner, M.D is a retina specialist (ophthalmology) physician with a practice address in Union, New Jersey, and NPI 1841208014, issued on Aug 4, 2006. Check the license (New Jersey 25MA08052200, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Leonard Feiner
- Credential
- M.D
- Primary taxonomy
- Retina Specialist (Ophthalmology) Physician 207WX0107X
- License numbers
- 25MA08052200 NJ
25MA08552200 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Galloping Hill RD Ste 305, Union, NJ 07083
- Phone
- (908) 458-8333
- Enumerated
- Aug 4, 2006
- Record last updated
- Aug 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (908) 458-8339
- Medicare enrollment
- Enrolled (PECOS I20070409000156); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 2000
- Entity
- Type 1 · individual
8 nearest retina specialist (ophthalmology) physician records → All 34 in New Jersey → Look up another NPI →
Also registered at 1000 Galloping Hill RD Ste 305
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Madreperla, M.D.Retina Specialist (Ophthalmology) Physician1013925254
- Stuart Noorily, M.D.Ophthalmology Physician1205844453
- Christopher Seery, MDRetina Specialist (Ophthalmology) Physician1790793925
- David Yarian, MDRetina Specialist (Ophthalmology) Physician1497728299
Verify Leonard Feiner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA08052200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024
385 Medicare Part D claims for 126 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Prednisolone Acetate62 claims
- Latanoprost55 claims
- Timolol Maleate47 claims
- Ketorolac Tromethamine30 claims
- Dorzolamide-Timolol29 claims
- Ofloxacin18 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): 94.2 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).
Industry payments in 2024: $5,134.07
12 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 1,253 providers of this specialty with any payment received $7,667.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Associated Retinal Consultants LLCTeaneck, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leonard Feiner among 34 retina specialist (ophthalmology) physician records in New Jersey
Leonard Feiner, M.D is one of 34 retina specialist (ophthalmology) physician records with a practice address in New Jersey. 94% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 50% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 88% of these records are
- Graduated2000 · median 2002 among the 30 with a school on file
- Record last updated2017 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Retina Specialist (Ophthalmology) Physician providers in New Jersey
There are 34 retina specialist (ophthalmology) physician records in New Jersey.
All 34 in New Jersey → Every provider in Union → Retina Specialist (Ophthalmology) Physician nationwide →
The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes
- David Kim, M.D.Union, NJ 070831972763530
- Steven Madreperla, M.D.Union, NJ 070831013925254
- Christopher Seery, MDUnion, NJ 070831790793925
- David Yarian, MDUnion, NJ 070831497728299
- Vatsal Doshi, M.D.Millburn, NJ 070411831394899
- Boleslav Kotlyar, MDMillburn, NJ 070411386986669
- Kurt Jackson, M.D.Livingston, NJ 070391619161858
- Eric Kanter, M.D.Livingston, NJ 070391558365411
Common questions
What is Leonard Feiner, M.D's NPI number?
Leonard Feiner, M.D's National Provider Identifier (NPI) is 1841208014, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leonard Feiner, M.D located?
The NPPES record lists a practice address at 1000 Galloping Hill RD Ste 305, Union, NJ, 07083. Phone: (908) 458-8333. Providers update this record themselves, so call before visiting.
How can I verify Leonard Feiner, M.D's license?
NPPES lists New Jersey license number 25MA08052200, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leonard Feiner, M.D prescribe under Medicare Part D?
In 2024, Leonard Feiner, M.D had 385 Medicare Part D claims for 126 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. Part D covers Medicare prescriptions only.
What is Leonard Feiner, M.D's MIPS final score?
The 2023 MIPS final score is 94.2 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.