James M. Weisz, M.D.
Ophthalmology Physician · New Haven, CT
James M. Weisz, M.D. is an ophthalmology physician with a practice address in New Haven, Connecticut, and NPI 1639144967, issued on Feb 21, 2006. Check the license (Connecticut 036730, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- James M. Weisz
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 036730 CT
Self-reported in NPPES; status is on the state search - Practice location
- 46 Prince St, New Haven, CT 06519
- Phone
- (203) 365-6565
- Enumerated
- Feb 21, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (203) 365-6567
- Medicaid ID
- 001367300 CT
- Medicare enrollment
- Enrolled (PECOS I20041210000394); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1991
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 336 in Connecticut → Look up another NPI →
Also registered at 46 Prince St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James M. Weisz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 036730Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average ophthalmology physician in 2024
707 Medicare Part D claims for 165 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Prednisolone Acetate136 claims
- Diclofenac Sodium106 claims
- Prednisone60 claims
- Timolol Maleate50 claims
- Dorzolamide-Timolol34 claims
- Prolensa34 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 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).
Industry payments in 2024: $1,205.82
40 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 13,221 providers of this specialty with any payment received $4,535.02 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
- Connecticut Retina Consultants LLCNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James M. Weisz among 336 ophthalmology physician records in Connecticut
James M. Weisz, M.D. is one of 336 ophthalmology physician records with a practice address in Connecticut. 76% 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 19% of them.
- NPI issued2006 · 19% of these records are older, 35% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1991 · median 2000 among the 212 with a school on file
- Record last updated2026 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Connecticut
There are 336 ophthalmology physician records in Connecticut.
All 336 in Connecticut → Every provider in New Haven → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Amir Cohen, MDNew Haven, CT 065191841487220
- Wayne Larrison, M.D.New Haven, CT 065191033105929
- Philip Palmisano, MDNew Haven, CT 065191063497618
- James Tsai, MDNew Haven, CT 065191336226588
- Robert Wiznia, M.D.New Haven, CT 065191811957640
- Matthew Dombrow, MDHamden, CT 065181376798967
- Andrew Fezza, MDHamden, CT 065181265404164
- Susan Forster, MDNew Haven, CT 065201023054756
Common questions
What is James M. Weisz, M.D.'s NPI number?
James M. Weisz, M.D.'s National Provider Identifier (NPI) is 1639144967, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James M. Weisz, M.D. located?
The NPPES record lists a practice address at 46 Prince St, New Haven, CT, 06519. Phone: (203) 365-6565. Providers update this record themselves, so call before visiting.
How can I verify James M. Weisz, M.D.'s license?
NPPES lists Connecticut license number 036730, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James M. Weisz, M.D. prescribe under Medicare Part D?
In 2024, James M. Weisz, M.D. had 707 Medicare Part D claims for 165 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is James M. Weisz, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 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.