Eileen Linda Chang, M.D.
Glaucoma Specialist (Ophthalmology) Physician · New York, NY
Eileen Linda Chang, M.D. is a glaucoma specialist (ophthalmology) physician with a practice address in New York, New York, and NPI 1831543347, issued on Apr 20, 2016. Check the license (New York 315803-01, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Eileen Linda Chang
- Credential
- M.D.
- Primary taxonomy
- Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
- License numbers
- 315803-01 NY
315803 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1305 York Ave, New York, NY 10021
- Phone
- (631) 962-2020
- Enumerated
- Apr 20, 2016
- Record last updated
- Aug 1, 2025
- Medicare enrollment
- Enrolled (PECOS I20220928001428); accepts Medicare assignment
- Medical or professional school
- Drexel University College Of Medicine, 2016
- Entity
- Type 1 · individual
Also registered at 1305 York Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robert Battat, MDGastroenterology Physician1255854071
Verify Eileen Linda Chang 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 315803-01Check 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 glaucoma specialist (ophthalmology) physician in 2024
1,648 Medicare Part D claims for 321 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.
Most prescribed
- Latanoprost273 claims
- Dorzolamide-Timolol221 claims
- Brimonidine Tartrate167 claims
- Timolol Maleate129 claims
- Rhopressa81 claims
- Prednisolone Acetate79 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): 98.5 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: $567.64
18 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 391 providers of this specialty with any payment received $5,284.60 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 2 group practices
- New York Queens Medicine And Surgery, P.C.Fresh Meadows, NY
- Weill Medical College OF CornellNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Glaucoma Specialist (Ophthalmology) Physician providers in New York
There are 37 glaucoma specialist (ophthalmology) physician records in New York.
Other glaucoma specialist (ophthalmology) physician records in New York
- Farihah Anwar, M.D.Bethpage, NY1285921734
- Nisha Chadha, MDNew York, NY1295052819
- Zoya Chaudhry, MDNew York, NY1386390979
- Anna Demetriades, M.D., PH.D.New York, NY1821144346
- Anthony Devincentis, MDSyracuse, NY1538362058
- Sonya Dhar, MDNew York, NY1922274869
- Alina Djougarian, MDBethpage, NY1992142319
- Natasha Gautam, M.D.Buffalo, NY1275117459
- Bennett Hong, M.D.West Islip, NY1700230372
- Sefy Joshi, MDNew York, NY1922628577
Common questions
What is Eileen Linda Chang, M.D.'s NPI number?
Eileen Linda Chang, M.D.'s National Provider Identifier (NPI) is 1831543347, issued on Apr 20, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Eileen Linda Chang, M.D. located?
The NPPES record lists a practice address at 1305 York Ave, New York, NY, 10021. Phone: (631) 962-2020. Providers update this record themselves, so call before visiting.
How can I verify Eileen Linda Chang, M.D.'s license?
NPPES lists New York license number 315803-01, 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 Eileen Linda Chang, M.D. prescribe under Medicare Part D?
In 2024, Eileen Linda Chang, M.D. had 1,648 Medicare Part D claims for 321 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. Part D covers Medicare prescriptions only.
What is Eileen Linda Chang, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.5 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.