Amanda A. Westlake, M.D.
NPI 1154687820ActiveIndividual· Internal Medicine· Springfield, MA
Internal Medicine (M.D.) with Baystate Medical Practices Inc, practicing in Springfield, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $3,317,379 for 6,848 claims, against $8,041 paid for services in 2024. Merck Sharp & Dohme LLC reported $18.09 in payments in 2024, mostly education. Lists Baystate Medical Center as a hospital affiliation.
Overview
| NPI | 1154687820 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 7, 2012 |
| Last updated in NPPES | Jan 12, 2021 |
| Certified by provider | Jan 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 270261 | MA |
| Internal Medicine, Infectious Disease | 207RI0200X | 270261 | 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 | 48 |
|---|---|
| Services billed | 111 across 6 procedure codes |
| Paid by Medicare | $8,041 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,848 · 9,629 30-day fills |
|---|---|
| Patients | 254 |
| Total drug cost | $3,317,379 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Baystate Medical Practices IncSpringfield, MA · 1,369 clinicians
Hospital affiliation
- Baystate Medical CenterSpringfield, MA
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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All 325 internal medicine physicians in Springfield · All internal medicine physicians in Massachusetts