Amanda C. Collins- Baine, M.D.
NPI 1154340040ActiveIndividual· Internal Medicine· Darien, CT
Internal Medicine (M.D.) with Darien Signature Health, Inc, practicing in Darien, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $256,989 for 2,695 claims, against $61,539 paid for services in 2024. Corcept Therapeutics was the largest of 13 companies reporting payments in 2025, $360.63 in all, mostly food and beverage. Lists Greenwich Hospital Association - and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1154340040 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Jan 18, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 039661 | 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 | 146 |
|---|---|
| Services billed | 1,118 across 37 procedure codes |
| Paid by Medicare | $61,539 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,695 · 4,649 30-day fills |
|---|---|
| Patients | 168 |
| Total drug cost | $256,989 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Darien Signature Health, IncDarien, CT · 3 clinicians
Hospital affiliations
- Greenwich Hospital Association -Greenwich, CT
- Norwalk HospitalNorwalk, CT
- Stamford HospitalStamford, CT
Other facilities
- Health Care Connectors LLCHome health agency · Greenwich, CT
- RvnahealthHome health agency · Ridgefield, CT
- Visiting Nurse & Hospice of Fairfield County, IncHome health agency · Wilton, CT
Industry payments (Open Payments)
- 2025$360.63 · 18 payments from 13 companies
- 2024$302.82 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $71.50 | 3 |
| Novo Nordisk Inc | $56.07 | 2 |
| Pfizer Inc. | $43.79 | 2 |
| Glaxosmithkline, LLC. | $32.79 | 2 |
| Abbvie Inc. | $28.58 | 1 |
What the 2025 payments were for
- Food and Beverage$360.63 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 internal medicine physicians in Darien · All internal medicine physicians in Connecticut