Robert K. Roby, M.D.
NPI 1508809971ActiveIndividual· Internal Medicine· Baltimore, MD
Internal Medicine (M.D.) in Baltimore, Maryland, trained at University of Maryland School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $1,392,645 for 12,739 claims, against $125,809 paid for services in 2024. Novo Nordisk Inc was the largest of 15 companies reporting payments in 2025, $791.10 in all, mostly food and beverage.
Overview
| NPI | 1508809971 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Nov 29, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D37928 | MD |
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 - Internal Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 454 |
|---|---|
| Services billed | 1,797 across 32 procedure codes |
| Paid by Medicare | $125,809 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,739 · 30,269 30-day fills |
|---|---|
| Patients | 1,073 |
| Total drug cost | $1,392,645 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Internal Medicine |
Medical group
- Sinai Hospital of Baltimore, IncBaltimore, MD · 380 clinicians
Hospital affiliations
- Johns Hopkins Hospital, theBaltimore, MD
- Northwest Hospital CenterRandallstown, MD
- Sinai Hospital of BaltimoreBaltimore, MD
Other facilities
- Bayada Home Health Care, Inc.Home health agency · Towson, MD
- HomecallHome health agency · Baltimore, MD
- Homecare Maryland, LLCHome health agency · Owings Mills, MD
- Medstar Health Home CareHome health agency · Baltimore, MD
Industry payments (Open Payments)
- 2025$791.10 · 37 payments from 15 companies
- 2024$698.58 · 34 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $182.82 | 8 |
| Astrazeneca Pharmaceuticals LP | $134.94 | 6 |
| Lilly USA, LLC | $107.89 | 6 |
| Sanofi Pasteur Inc. | $57.91 | 2 |
| Glaxosmithkline, LLC. | $48.42 | 3 |
What the 2025 payments were for
- Food and Beverage$758.83 · 36 payments
- Education$32.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Baltimore
- 1033355417
- 1871195644
- 1194512863
- 1841474970
- 1063196111
- 1578217188
- 1457667107
- 1417162439
- 1154782308
- 1043121536
- 1104618545
- 1184416521