Christine D. Baker, MD
NPI 1518946359ActiveIndividual· Internal Medicine· Northampton, MA
Internal Medicine (MD) in Northampton, Massachusetts, trained at Boston University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $668,578 for 8,424 claims, against $152,693 paid for services in 2024. Sumitomo Pharma America, Inc. was the largest of 10 companies reporting payments in 2025, $466.88 in all, mostly food and beverage.
Overview
| NPI | 1518946359 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 11, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 81200 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 561 |
|---|---|
| Services billed | 2,217 across 22 procedure codes |
| Paid by Medicare | $152,693 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,424 · 19,380 30-day fills |
|---|---|
| Patients | 661 |
| Total drug cost | $668,578 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Boston University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Pioneer Valley Internal Medicine, PCFlorence, MA · 2 clinicians
Hospital affiliations
- Baystate Franklin Medical CenterGreenfield, MA
- Baystate Medical CenterSpringfield, MA
- Cooley Dickinson Hospital Inc,theNorthampton, MA
- Holyoke Medical CenterHolyoke, MA
Other facilities
- Amedisys Home Health CareHome health agency · Agawam, MA
- CaretendersHome health agency · Holyoke, MA
- Vna & Hospice of Cooley DickinsonHome health agency · Northampton, MA
- Hospice of the Fisher HomeHospice · Amherst, MA
- Vna & Hospice of Cooley DickinsonHospice · Northampton, MA
Industry payments (Open Payments)
- 2025$466.88 · 24 payments from 10 companies
- 2024$421.79 · 23 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $105.79 | 5 |
| Astrazeneca Pharmaceuticals LP | $89.76 | 4 |
| Pfizer Inc. | $55.72 | 3 |
| Lilly USA, LLC | $51.53 | 3 |
| Glaxosmithkline, LLC. | $41.37 | 2 |
What the 2025 payments were for
- Food and Beverage$466.88 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 internal medicine physicians in Northampton · All internal medicine physicians in Massachusetts