Ronald Lis, M.D.
NPI 1205987021ActiveIndividual· Internal Medicine, Critical Care Medicine· Paterson, NJ
Internal Medicine, Critical Care Medicine (M.D.) in Paterson, New Jersey, trained at Rowan University School of Osteopathic Medicine (class of 1984). Mostly services rather than prescriptions: Medicare paid $23,418 for 65 patients in 2024, with only 17 Part D claims. Insmed, Inc. was the largest of 2 companies reporting payments in 2025, $54.23 in all, mostly food and beverage.
Overview
| NPI | 1205987021 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 16, 2007 |
| Last updated in NPPES | Apr 1, 2025 |
| Certified by provider | Mar 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 25MA05320300 | NJ |
| Internal Medicine | 207R00000X | 165062 | NY |
| Internal Medicine | 207R00000X | 25MA05320300 | NJ |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 165062 | NY |
| Internal Medicine, Hospice and Palliative Medicine | 207RH0002X | 25MA05320300 | NJ |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 165062 | NY |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 25MA05320300 | NJ |
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 (NJ); Practitioner - Critical Care (Intensivists) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 65 |
|---|---|
| Services billed | 199 across 16 procedure codes |
| Paid by Medicare | $23,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 17 30-day fills |
|---|---|
| Total drug cost | $537.83 |
Education and affiliations
| Medical school | Rowan University School of Osteopathic Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Internal Medicine |
Medical group
- St Josephs Medical Group PCWayne, NJ · 216 clinicians
Hospital affiliation
- St Joseph's University Medical Center IncPaterson, NJ
Industry payments (Open Payments)
- 2025$54.23 · 3 payments from 2 companies
- 2024$16.26 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $34.73 | 2 |
| Shionogi Inc | $19.50 | 1 |
What the 2025 payments were for
- Food and Beverage$54.23 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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