Jacob Mercier
NPI 1437723863ActiveIndividual· Internal Medicine· Columbus, MS
Internal Medicine in Columbus, Mississippi, trained at University of Mississippi School of Medicine (class of 2021). In 2024 Medicare paid $25,115 for 120 patients, and Part D covered 548 of their prescriptions, 88% of them generic. Merck Sharp & Dohme LLC was the largest of 5 companies reporting payments in 2025, $246.71 in all, mostly food and beverage.
Overview
| NPI | 1437723863 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | May 19, 2021 |
| Last updated in NPPES | Oct 23, 2024 |
| Certified by provider | Oct 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 31389 | MS |
| 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 | 120 |
|---|---|
| Services billed | 307 across 7 procedure codes |
| Paid by Medicare | $25,115 |
Part D prescriptions in 2024
| Prescriptions (claims) | 548 · 993 30-day fills |
|---|---|
| Patients | 120 |
| Total drug cost | $34,251 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Internal Medicine |
Medical group
- Comprehensive Hospitalists of Ms, LLCOxford, MS · 37 clinicians
Hospital affiliations
- Baptist Memorial Hospital North MsOxford, MS
- Yalobusha General HospitalWater Valley, MS
Industry payments (Open Payments)
- 2025$246.71 · 13 payments from 5 companies
- 2024$22.68 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $84.39 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $57.76 | 3 |
| Paratek Pharmaceuticals, Inc. | $52.62 | 3 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $31.40 | 2 |
| Novartis Pharmaceuticals Corporation | $20.54 | 1 |
What the 2025 payments were for
- Food and Beverage$246.71 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 internal medicine physicians in Columbus · All internal medicine physicians in Mississippi