Hannah Gwin, M.D.
NPI 1740711316ActiveIndividual· Internal Medicine· Gulfport, MS
Internal Medicine (M.D.) with Memorial Hospital at Gulfport and 1 other group, practicing in Gulfport, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $1,132,926 for 9,795 claims, against $148,915 paid for services in 2024. Amgen Inc. was the largest of 18 companies reporting payments in 2025, $1,784 in all, mostly food and beverage. Lists Memorial Hospital at Gulfport and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1740711316 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 24, 2017 |
| Last updated in NPPES | Jun 13, 2022 |
| Certified by provider | Jun 13, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 30022 | MS |
| Internal Medicine | 207R00000X | 162787 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 493 |
|---|---|
| Services billed | 3,071 across 24 procedure codes |
| Paid by Medicare | $148,915 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,795 · 22,078 30-day fills |
|---|---|
| Patients | 659 |
| Total drug cost | $1,132,926 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Memorial Hospital at GulfportGulfport, MS · 474 clinicians
- Exceed Physical Therapy, LLCGulfport, MS · 76 clinicians
Hospital affiliations
- Memorial Hospital at GulfportGulfport, MS
- Memorial Hospital BiloxiBiloxi, MS
- Ochsner Medical Center-HancockBay Saint Louis, MS
- Singing River GulfportGulfport, MS
Other facilities
- Deaconess Homecare- Region IHome health agency · Laurel, MS
- Enhabit Home Health of the Gulf CoastHome health agency · Gulfport, MS
- Mississippi Homecare of PicayuneHome health agency · Picayune, MS
- Saad Home Health and Hospice of MsHome health agency · Diberville, MS
- Vitalcaring GroupHome health agency · Gulfport, MS
Industry payments (Open Payments)
- 2025$1,784 · 99 payments from 18 companies
- 2024$1,171 · 78 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $429.49 | 13 |
| Astrazeneca Pharmaceuticals LP | $239.94 | 16 |
| Glaxosmithkline, LLC. | $186.97 | 18 |
| Lilly USA, LLC | $167.60 | 11 |
| Sumitomo Pharma America, Inc. | $120.19 | 7 |
What the 2025 payments were for
- Food and Beverage$1,784 · 99 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 62 internal medicine physicians in Gulfport · All internal medicine physicians in Mississippi