Marc S. Lemchen, DMD
NPI 1740331685ActiveIndividual· Dentist, Orthodontics and Dentofacial Orthopedics· New York, NY
Dentist, Orthodontics and Dentofacial Orthopedics (DMD) in New York, New York, licensed in NY, with an NPI issued in January 2007. Part D covered 18 prescriptions written in 2024. Patterson Companies, Inc. was the largest of 5 companies reporting payments in 2025, $25,321 in all, mostly royalties and licenses.
Overview
| NPI | 1740331685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DMD |
| Sole proprietor | Yes |
| NPI issued | Jan 16, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Orthodontics and Dentofacial Orthopedics Primary | 1223X0400X | 0287481 | NY |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 18 · 18 30-day fills |
|---|---|
| Total drug cost | $280.05 |
Industry payments (Open Payments)
- 2025$25,321 · 28 payments from 5 companies
- 2024$40,849 · 19 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Patterson Companies, Inc. | $24,360 | 12 |
| Envista Holdings Corporation | $345.38 | 6 |
| Align Technology, Inc. | $331.40 | 7 |
| Dental Monitoring Sas | $187.14 | 2 |
| Lightforce Orthodontics, Inc. | $97.51 | 1 |
What the 2025 payments were for
- Royalty or License$24,360 · 12 payments
- Food and Beverage$877.30 · 13 payments
- Education$84.13 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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