Bayan Mesmar, M.D
NPI 1306192976ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Tampa, FL
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D) with University Medical Service Association Inc, practicing in Tampa, Florida. Their prescriptions cost Medicare Part D more than their services did: $970,330 for 1,600 claims, against $26,806 paid for services in 2024. Lilly USA, LLC was the largest of 4 companies reporting payments in 2025, $326.51 in all, mostly food and beverage. Lists Tampa General Hospital as a hospital affiliation.
Overview
| NPI | 1306192976 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jul 31, 2012 |
| Last updated in NPPES | Sep 7, 2021 |
| Certified by provider | Sep 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | ME147538 | 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 - Endocrinology (FL); Practitioner - Endocrinology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 160 |
|---|---|
| Services billed | 465 across 21 procedure codes |
| Paid by Medicare | $26,806 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,600 · 3,373 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $970,330 |
| Generic share | 30% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- University Medical Service Association IncTampa, FL · 809 clinicians
Hospital affiliation
- Tampa General HospitalTampa, FL
Industry payments (Open Payments)
- 2025$326.51 · 7 payments from 4 companies
- 2024$110.45 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $124.95 | 1 |
| Medtronic, Inc. | $118.34 | 1 |
| Novo Nordisk Inc | $59.17 | 4 |
| Abbott Laboratories | $24.05 | 1 |
What the 2025 payments were for
- Food and Beverage$326.51 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endocrinologists in Tampa
- 1003810417
- 1144595406
- 1144882184
- 1164460788
- 1184142754
- 1194098905
- 1194110361
- 1194775817
- 1194892141
- 1194967851
- 1215054879
- 1275893158
All 68 endocrinologists in Tampa · All endocrinologists in Florida