Michael Thomas Massengill, PHD
NPI 1780213025ActiveIndividual· Ophthalmology· Gainesville, FL
Ophthalmology (PHD) in Gainesville, Florida, trained at University of Florida College of Medicine (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $25,297 for 422 claims, against $1,865 paid for services in 2024. Bausch & Lomb Americas Inc. was the largest of 6 companies reporting payments in 2025, $992.86 in all, mostly food and beverage.
Overview
| NPI | 1780213025 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHD |
| Sole proprietor | No |
| NPI issued | Apr 8, 2020 |
| Last updated in NPPES | Aug 27, 2026 |
| Certified by provider | Aug 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | ME166869 | FL |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 31 across 8 procedure codes |
| Paid by Medicare | $1,865 |
Part D prescriptions in 2024
| Prescriptions (claims) | 422 · 574 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $25,297 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Ophthalmology |
Medical group
- University of MiamiMiami, FL · 2,377 clinicians
Industry payments (Open Payments)
- 2025$992.86 · 9 payments from 6 companies
- 2024$1,418 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $249.18 | 2 |
| Alcon Vision LLC | $244.59 | 2 |
| Abbvie Inc. | $237.00 | 2 |
| Dutch Ophthalmic, USA | $127.54 | 1 |
| Regeneron Pharmaceuticals, Inc. | $68.79 | 1 |
What the 2025 payments were for
- Food and Beverage$992.86 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 67 ophthalmologists in Gainesville · All ophthalmologists in Florida