Mariann M. Channell, MD
NPI 1225030596ActiveIndividual· Ophthalmology· St Clair Shores, MI
Ophthalmology (MD) in St Clair Shores, Michigan, trained at Wayne State University School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $238,432 for 1,578 claims, against $134,374 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 7 companies reporting payments in 2025, $188.10 in all, mostly food and beverage.
Overview
| NPI | 1225030596 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2005 |
| Last updated in NPPES | Jun 3, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 4301043844 | 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 | 673 |
|---|---|
| Services billed | 2,290 across 27 procedure codes |
| Paid by Medicare | $134,374 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,578 · 3,454 30-day fills |
|---|---|
| Patients | 406 |
| Total drug cost | $238,432 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Ophthalmology |
Medical group
- Richard C Mertz Jr MD PCSaint Clair Shores, MI · 5 clinicians
Industry payments (Open Payments)
- 2025$188.10 · 9 payments from 7 companies
- 2024$163.08 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $54.00 | 3 |
| Regeneron Healthcare Solutions, Inc. | $30.75 | 1 |
| Dompe US, Inc. | $23.35 | 1 |
| Harrow Eye, LLC | $22.89 | 1 |
| Tarsus Pharmaceuticals, Inc. | $22.34 | 1 |
What the 2025 payments were for
- Food and Beverage$188.10 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in St Clair Shores
- 1730135807
- 1467408914
- 1255327490
- 1104828482
- 1619963188
- 1629064183