Christine Louise Twining, MD
NPI 1316023302ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Scarborough, ME
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Scarborough, Maine, trained at Duke University School of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $295,523 for 1,476 claims, against $27,738 paid for services in 2024.
Overview
| NPI | 1316023302 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 31, 2006 |
| Last updated in NPPES | Feb 22, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | MD17810 | ME |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 28717 | SC |
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 - Endocrinology (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 483 |
|---|---|
| Services billed | 811 across 22 procedure codes |
| Paid by Medicare | $27,738 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,476 · 3,953 30-day fills |
|---|---|
| Patients | 293 |
| Total drug cost | $295,523 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine, Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliations
- LincolnhealthDamariscotta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Mainehealth Pen Bay HospitalRockport, ME
- Memorial Hospital, theNorth Conway, NH
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 18 endocrinologists in Scarborough · All endocrinologists in Maine