Margaret O. Rathier, MD
NPI 1194723361ActiveIndividual· Internal Medicine, Geriatric Medicine· Farmington, CT
Internal Medicine, Geriatric Medicine (MD) in Farmington, Connecticut, trained at University of Connecticut School of Medicine (class of 1986). Part D covered 328 prescriptions written in 2024, 95% of them generic.
Overview
| NPI | 1194723361 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | Jul 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 029812 | CT |
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 - Geriatric Medicine (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 328 · 546 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $19,738 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Connecticut School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- University of Connecticut Health CenterFarmington, CT · 639 clinicians
- McLean FundSimsbury, CT · 108 clinicians
Hospital affiliation
- John Dempsey Hospital of the University of ConnectFarmington, CT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Geriatric Medicine providers in Farmington
- 1871617159
- 1265578280
- 1205463635
- 1578806840
- 1154327369
- 1043293780
- 1841223286
- 1821094822
- 1407900228
- 1093152050
- 1679192835
- 1861770448
All Internal Medicine, Geriatric Medicine providers in Connecticut →