Nahall M. Larsen, O.D.
NPI 1619987567ActiveIndividual· Optometrist· Leominster, MA
Optometrist (O.D.) in Leominster, Massachusetts, trained at New England College of Optometry (class of 1996). Medicare paid $9,603 for services to 82 patients in 2024. Tarsus Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2024, $28.03 in all, mostly food and beverage.
Overview
| NPI | 1619987567 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 9, 2006 |
| Last updated in NPPES | Oct 23, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 3991 | 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 - Optometry (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 223 across 8 procedure codes |
| Paid by Medicare | $9,603 |
Education and affiliations
| Medical school | New England College of Optometry |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2024$28.03 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $14.28 | 1 |
| Alcon Vision LLC | $13.75 | 1 |
What the 2024 payments were for
- Food and Beverage$28.03 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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