James Benjamin Brock, M.D.
NPI 1073742607ActiveIndividual· Internal Medicine, Infectious Disease· Jackson, MS
Internal Medicine, Infectious Disease (M.D.) in Jackson, Mississippi, trained at University of Mississippi School of Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $555,760 for 665 claims, against $5,827 paid for services in 2024. Leo Pharma Inc. was the largest of 2 companies reporting payments in 2025, $111.20 in all, mostly food and beverage.
Overview
| NPI | 1073742607 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 2, 2009 |
| Last updated in NPPES | Oct 31, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 21425 | MS |
| Internal Medicine | 207R00000X | 21425 | MS |
| Pediatrics | 208000000X | 21425 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 48 |
|---|---|
| Services billed | 96 across 12 procedure codes |
| Paid by Medicare | $5,827 |
Part D prescriptions in 2024
| Prescriptions (claims) | 665 · 898 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $555,760 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Pediatric Medicine |
Medical group
- State of Mississippi - University of Mississippi Medical CenterJackson, MS · 965 clinicians
Hospital affiliation
- University of Mississippi Med CenterJackson, MS
Industry payments (Open Payments)
- 2025$111.20 · 4 payments from 2 companies
- 2024$73.52 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Leo Pharma Inc. | $79.96 | 3 |
| Ucb, Inc. | $31.24 | 1 |
What the 2025 payments were for
- Food and Beverage$111.20 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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