Elizabeth McKinnis, M.D.
NPI 1659628915ActiveIndividual· Internal Medicine· Fairfield, CT
Internal Medicine (M.D.) in Fairfield, Connecticut, trained at University of Washington School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $184,707 for 3,795 claims, against $87,717 paid for services in 2024.
Overview
| NPI | 1659628915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 6, 2012 |
| Last updated in NPPES | Aug 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 043102 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 269 |
|---|---|
| Services billed | 1,229 across 44 procedure codes |
| Paid by Medicare | $87,717 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,795 · 8,933 30-day fills |
|---|---|
| Patients | 472 |
| Total drug cost | $184,707 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Nuvance Health Medical Practice CT IncDanbury, CT · 747 clinicians
- Rehabilitation Associates IncFairfield, CT · 529 clinicians
- Ptsma IncAnsonia, CT · 224 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Danbury HospitalDanbury, CT
- Greenwich Hospital Association -Greenwich, CT
- Norwalk HospitalNorwalk, CT
Other facilities
- Elara CaringHome health agency · Rocky Hill, CT
- Visiting Nurse & Hospice of Fairfield County, IncHome health agency · Wilton, CT
- Western Connecticut Home Care IncHome health agency · Danbury, CT
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 52 internal medicine physicians in Fairfield · All internal medicine physicians in Connecticut