Grant Jernigan
NPI 1801390877ActiveIndividual· Hospitalist· Gulfport, MS
Hospitalist in Gulfport, Mississippi, trained at William Carey University College of Osteopathic Medicine (class of 2018). 167 Medicare patients in 2024, $42,735 paid; nearly all of their 155 Part D prescriptions were generic (92%). Mallinckrodt Hospital Products Inc. reported $22.81 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1801390877 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 22, 2018 |
| Last updated in NPPES | Aug 10, 2023 |
| Certified by provider | Aug 10, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 28346 | MS |
| Internal Medicine | 207R00000X | 28346 | MS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 167 |
|---|---|
| Services billed | 481 across 14 procedure codes |
| Paid by Medicare | $42,735 |
Part D prescriptions in 2024
| Prescriptions (claims) | 155 · 156 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $6,523 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | William Carey University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
Medical group
- Memorial Hospital at GulfportGulfport, MS · 474 clinicians
Hospital affiliations
- Memorial Hospital at GulfportGulfport, MS
- Memorial Hospital BiloxiBiloxi, MS
Industry payments (Open Payments)
- 2025$22.81 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $22.81 | 1 |
What the 2025 payments were for
- Food and Beverage$22.81 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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