Sarah L. Ketchum, M.D.
NPI 1689781536ActiveIndividual· Internal Medicine, Hematology & Oncology· South Portland, ME
Internal Medicine, Hematology & Oncology (M.D.) with Mainehealth, practicing in South Portland, Maine. Their prescriptions cost Medicare Part D more than their services did: $1,262,021 for 341 claims, against $32,024 paid for services in 2024. Merck Sharp & Dohme LLC reported $18.09 in payments in 2024, mostly education. Lists Mainehealth Maine Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1689781536 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 25, 2006 |
| Last updated in NPPES | Apr 25, 2024 |
| Certified by provider | Apr 25, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 25618 | NH |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 017416 | ME |
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 - Hematology/Oncology (ME); Practitioner - Hematology/Oncology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 177 |
|---|---|
| Services billed | 639 across 21 procedure codes |
| Paid by Medicare | $32,024 |
Part D prescriptions in 2024
| Prescriptions (claims) | 341 · 624 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $1,262,021 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliations
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Memorial Hospital, theNorth Conway, NH
Industry payments (Open Payments)
- 2024$18.09 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $18.09 | 1 |
What the 2024 payments were for
- Education$18.09 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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