Ann S. Lacasce, M.D.
NPI 1336156983ActiveIndividual· Internal Medicine, Medical Oncology· Boston, MA
Internal Medicine, Medical Oncology (M.D.) in Boston, Massachusetts, trained at Tufts University School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $816,252 for 134 claims, against $37,581 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 3 companies reporting payments in 2025, $9,765 in all, mostly speaking and faculty fees.
Overview
| NPI | 1336156983 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 2, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 156957 | 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 - Medical Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 246 |
|---|---|
| Services billed | 474 across 14 procedure codes |
| Paid by Medicare | $37,581 |
Part D prescriptions in 2024
| Prescriptions (claims) | 134 · 215 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $816,252 |
| Generic share | 50% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dana-Farber Cancer Institute, Inc.Boston, MA · 684 clinicians
Hospital affiliations
- Beth Israel Deaconess Medical CenterBoston, MA
- Brigham and Women's HospitalBoston, MA
Industry payments (Open Payments)
- 2025$9,765 · 13 payments from 3 companies
- 2024$5,201 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $5,089 | 2 |
| Genmab U.S., Inc. | $4,562 | 10 |
| Astrazeneca Pharmaceuticals LP | $113.98 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,000 · 1 payment
- Consulting Fee$3,200 · 1 payment
- Travel and Lodging$1,208 · 5 payments
- Food and Beverage$356.40 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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