Charles T. Zenzen, MD
NPI 1265448930ActiveIndividual· Ophthalmology· Grand Blanc, MI
Ophthalmology (MD) in Grand Blanc, Michigan, trained at Wayne State University School of Medicine (class of 1999). In 2024 Medicare paid $137,112 for 501 patients, and Part D covered 2,980 of their prescriptions, 78% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2024, $159.38 in all, mostly food and beverage.
Overview
| NPI | 1265448930 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Sep 28, 2022 |
| Certified by provider | Sep 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 4301074506 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 501 |
|---|---|
| Services billed | 1,712 across 23 procedure codes |
| Paid by Medicare | $137,112 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,980 · 5,963 30-day fills |
|---|---|
| Patients | 745 |
| Total drug cost | $176,734 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Ophthalmology |
Medical group
- Michigan Ophthalmology Specialists PLLCDearborn, MI · 30 clinicians
Industry payments (Open Payments)
- 2024$159.38 · 8 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $86.55 | 5 |
| Alcon Vision LLC | $29.67 | 1 |
| Oyster Point Pharma, Inc. | $22.14 | 1 |
| Bausch & Lomb Americas Inc. | $21.02 | 1 |
What the 2024 payments were for
- Food and Beverage$159.38 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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