Mack W. Bell, M.D.
NPI 1801359930ActiveIndividual· Hospitalist· Baltimore, MD
Hospitalist (M.D.) in Baltimore, Maryland, trained at University of Maryland School of Medicine (class of 2019). In 2024 Medicare paid $86,344 for 352 patients, and Part D covered 217 of their prescriptions, 84% of them generic.
Overview
| NPI | 1801359930 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2019 |
| Last updated in NPPES | Oct 17, 2022 |
| Certified by provider | Oct 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | D94657 | MD |
| Internal Medicine | 207R00000X | D94657 | MD |
| 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 - Hospitalist (DC); Practitioner - Hospitalist (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 352 |
|---|---|
| Services billed | 912 across 12 procedure codes |
| Paid by Medicare | $86,344 |
Part D prescriptions in 2024
| Prescriptions (claims) | 217 · 231 30-day fills |
|---|---|
| Patients | 95 |
| Total drug cost | $17,413 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Johns Hopkins Community Physicians, IncLaurel, MD · 763 clinicians
Hospital affiliation
- Johns Hopkins Howard County Medical CenterColumbia, MD
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 187 hospitalists in Baltimore · All hospitalists in Maryland