Stephen J. Williams, M.D.
NPI 1184690190ActiveIndividual· Internal Medicine, Infectious Disease· Randolph, NJ
Internal Medicine, Infectious Disease (M.D.) with Id Care LLC, practicing in Randolph, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $554,145 for 1,214 claims, against $343,829 paid for services in 2024. Gilead Sciences, Inc. reported $131.88 in payments in 2025, mostly food and beverage. Lists Chilton Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1184690190 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Jul 12, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | — | 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 - Infectious Disease (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,188 |
|---|---|
| Services billed | 4,064 across 26 procedure codes |
| Paid by Medicare | $343,829 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,214 · 1,452 30-day fills |
|---|---|
| Patients | 214 |
| Total drug cost | $554,145 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Id Care LLCHillsborough, NJ · 120 clinicians
Hospital affiliations
- Chilton Medical CenterPompton Plains, NJ
- Morristown Medical CenterMorristown, NJ
Other facilities
- Atlantic Visiting NurseHome health agency · Morristown, NJ
- Visiting Nurse Assoc of Northern New Jersey, IncHome health agency · Morristown, NJ
Industry payments (Open Payments)
- 2025$131.88 · 1 payment from 1 company
- 2024$21.70 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $131.88 | 1 |
What the 2025 payments were for
- Food and Beverage$131.88 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 infectious disease specialists in Randolph · All infectious disease specialists in New Jersey