Alison Callahan, MD
NPI 1992016059ActiveIndividual· Ophthalmology· Boston, MA
Ophthalmology (MD) in Boston, Massachusetts, trained at Columbia University College of Physicians and Surgeons (class of 2010). In 2024 Medicare paid $83,461 for 286 patients, and Part D covered 177 of their prescriptions, 89% of them generic. Lilly USA, LLC was the largest of 2 companies reporting payments in 2025, $44.97 in all, mostly food and beverage.
Overview
| NPI | 1992016059 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 23, 2010 |
| Last updated in NPPES | Jan 10, 2024 |
| Certified by provider | Jan 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 266676 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 286 |
|---|---|
| Services billed | 948 across 44 procedure codes |
| Paid by Medicare | $83,461 |
Part D prescriptions in 2024
| Prescriptions (claims) | 177 · 180 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $4,379 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Ophthalmology |
Medical groups
- Pratt Ophthalmology Associates IncBoston, MA · 53 clinicians
- Newton Wellesley Eye Associates PCWellesley, MA · 14 clinicians
- Dermwellesley LLCWellesley, MA · 9 clinicians
Hospital affiliations
- Newton-Wellesley HospitalNewton, MA
- Tufts Medical CenterBoston, MA
Industry payments (Open Payments)
- 2025$44.97 · 2 payments from 2 companies
- 2024$20.71 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $23.49 | 1 |
| Amgen Inc. | $21.48 | 1 |
What the 2025 payments were for
- Food and Beverage$44.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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