Marguerite A. Neill, MD
NPI 1164406930ActiveIndividual· Internal Medicine, Infectious Disease· Providence, RI
Internal Medicine, Infectious Disease (MD) in Providence, Rhode Island, trained at George Washington University School of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $28,261 for 133 claims, against $14,749 paid for services in 2024.
Overview
| NPI | 1164406930 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 5, 2005 |
| Last updated in NPPES | Mar 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | MD07378 | RI |
| Internal Medicine | 207R00000X | MD07378 | RI |
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 (MA); Practitioner - Infectious Disease (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 84 |
|---|---|
| Services billed | 138 across 12 procedure codes |
| Paid by Medicare | $14,749 |
Part D prescriptions in 2024
| Prescriptions (claims) | 133 · 151 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $28,261 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical groups
- Lifespan Physician Group IncProvidence, RI · 1,173 clinicians
- Brown MedicineRiverside, RI · 217 clinicians
Hospital affiliation
- The Miriam HospitalProvidence, RI
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 55 infectious disease specialists in Providence · All infectious disease specialists in Rhode Island