Abby Tubman Abisogun, M.D.
NPI 1891088985ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Savannah, GA
Opted out of Medicare from January 2022 to January 2028. Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Savannah, Georgia, licensed in GA, RI and NC, with an NPI issued in May 2011. Part D covered 402 prescriptions written in 2024, 38% of them generic. Novo Nordisk Inc was the largest of 9 companies reporting payments in 2025, $395.06 in all, mostly food and beverage.
Overview
| NPI | 1891088985 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 23, 2011 |
| Last updated in NPPES | Dec 10, 2021 |
| Certified by provider | Dec 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 080802 | GA |
| Internal Medicine | 207R00000X | LP02225 | RI |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 2016-00460 | NC |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jan 1, 2022 – Jan 1, 2028 |
| Can order and refer | No |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 402 · 760 30-day fills |
|---|---|
| Patients | 42 |
| Total drug cost | $155,214 |
| Generic share | 38% of claims |
Industry payments (Open Payments)
- 2025$395.06 · 18 payments from 9 companies
- 2024$298.81 · 15 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $102.19 | 4 |
| Insulet Corporation | $80.10 | 4 |
| Amgen Inc. | $48.52 | 2 |
| Boston Scientific Corporation | $48.41 | 2 |
| Xeris Pharmaceuticals, Inc. | $41.78 | 2 |
What the 2025 payments were for
- Food and Beverage$330.52 · 16 payments
- Education$64.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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