James C. Tsai, MD
NPI 1336226588ActiveIndividual· Ophthalmology· New Haven, CT
Ophthalmology (MD) in New Haven, Connecticut, trained at Stanford University School of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $127,047 for 736 claims, against $42,721 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $712.46 in all, mostly food and beverage.
Overview
| NPI | 1336226588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 044828 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 653 across 21 procedure codes |
| Paid by Medicare | $42,721 |
Part D prescriptions in 2024
| Prescriptions (claims) | 736 · 1,379 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $127,047 |
| Generic share | 46% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Ophthalmology |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliations
- Mount Sinai HospitalNew York, NY
- Ny Eye and Ear Infirmary of Mount SinaiNew York, NY
Industry payments (Open Payments)
- 2025$712.46 · 9 payments from 5 companies
- 2024$175.98 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $425.42 | 4 |
| Thea Pharma Inc. | $89.70 | 1 |
| Sight Sciences, Inc. | $79.05 | 1 |
| Alcon Vision LLC | $72.41 | 1 |
| Beaver-Visitec International, Inc. | $45.88 | 2 |
What the 2025 payments were for
- Food and Beverage$712.46 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 ophthalmologists in New Haven · All ophthalmologists in Connecticut