William C. McMillin, OD
NPI 1861414088ActiveIndividual· Optometrist· Kingsport, TN
Optometrist (OD) in Kingsport, Tennessee, trained at University Alabama Birmingham - School of Optometry (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $65,932 for 403 claims, against $30,795 paid for services in 2024. Dompe US, Inc. was the largest of 3 companies reporting payments in 2025, $70.57 in all, mostly food and beverage.
Overview
| NPI | 1861414088 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | Yes |
| NPI issued | Jul 24, 2006 |
| Last updated in NPPES | May 4, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 621039107 | TN |
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 - Optometry (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 288 |
|---|---|
| Services billed | 640 across 14 procedure codes |
| Paid by Medicare | $30,795 |
Part D prescriptions in 2024
| Prescriptions (claims) | 403 · 692 30-day fills |
|---|---|
| Patients | 107 |
| Total drug cost | $65,932 |
| Generic share | 54% of claims |
Education and affiliations
| Medical school | University Alabama Birmingham - School of Optometry |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Optometry |
Medical group
- Mac2 PLLCKingsport, TN · 4 clinicians
Industry payments (Open Payments)
- 2025$70.57 · 5 payments from 3 companies
- 2024$138.62 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dompe US, Inc. | $33.50 | 2 |
| Lkc Technologies, Inc. | $23.58 | 2 |
| Tarsus Pharmaceuticals, Inc. | $13.49 | 1 |
What the 2025 payments were for
- Food and Beverage$70.57 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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