Robert W. Ross, M.D.
NPI 1700999745ActiveIndividual· Internal Medicine, Infectious Disease· Columbia, MD
Internal Medicine, Infectious Disease (M.D.) in Columbia, Maryland, trained at Oregon Health Sciences University School of Medicine (class of 1997). In 2024 Medicare paid $140,043 for 472 patients, and Part D covered 71 of their prescriptions, 44% of them generic. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $141.68 in all, mostly food and beverage.
Overview
| NPI | 1700999745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 16, 2006 |
| Last updated in NPPES | May 12, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | D0055820 | MD |
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 - Infectious Disease (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 472 |
|---|---|
| Services billed | 1,581 across 9 procedure codes |
| Paid by Medicare | $140,043 |
Part D prescriptions in 2024
| Prescriptions (claims) | 71 · 71 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $165,509 |
| Generic share | 44% of claims |
Education and affiliations
| Medical school | Oregon Health Sciences University School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Infectious Disease |
Medical group
- Johns Hopkins Regional Physicians LLCLutherville, MD · 84 clinicians
Hospital affiliations
- Johns Hopkins Hospital, theBaltimore, MD
- Johns Hopkins Howard County Medical CenterColumbia, MD
Industry payments (Open Payments)
- 2025$141.68 · 6 payments from 3 companies
- 2024$224.68 · 13 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $82.55 | 4 |
| Viiv Healthcare Company | $31.07 | 1 |
| Theratechnologies Inc. | $28.06 | 1 |
What the 2025 payments were for
- Food and Beverage$141.68 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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