Mark Allen Messinese, MD
NPI 1922021104ActiveIndividual· Internal Medicine· Atlantic Beach, FL
Internal Medicine (MD) with Baptist Primary Care Inc, practicing in Atlantic Beach, Florida. In 2024 Medicare paid $473,615 for 650 patients, and Part D covered 7,852 of their prescriptions, 88% of them generic. Alpha Cognition USA, Inc. reported $112.61 in payments in 2025, mostly food and beverage. Lists Baptist Health Medical Center - Jacksonville and 1 other hospital as hospital affiliations.
Overview
| NPI | 1922021104 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 26, 2006 |
| Last updated in NPPES | Nov 20, 2024 |
| Certified by provider | Nov 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME0078887 | 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 - Internal Medicine (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 650 |
|---|---|
| Services billed | 11,973 across 61 procedure codes |
| Paid by Medicare | $473,615 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,852 · 12,594 30-day fills |
|---|---|
| Patients | 386 |
| Total drug cost | $507,472 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Baptist Primary Care IncJacksonville, FL · 471 clinicians
Hospital affiliations
- Baptist Health Medical Center - JacksonvilleJacksonville, FL
- Baptist Medical Center BeachesJacksonville Beach, FL
Other facilities
- Fleet Landing Home CareHome health agency · Atlantic Beach, FL
- Community Hospice of Northeast Florida IncHospice · Jacksonville, FL
- Fleet LandingNursing home · Atlantic Beach, FL
Industry payments (Open Payments)
- 2025$112.61 · 1 payment from 1 company
- 2024$147.58 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alpha Cognition USA, Inc. | $112.61 | 1 |
What the 2025 payments were for
- Food and Beverage$112.61 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Atlantic Beach
- 1376058214