Nathan Marks
NPI 1144090283ActiveIndividual· Nurse Practitioner, Family· Lebanon, TN
Nurse Practitioner, Family with Robert J Jantz, practicing in Lebanon, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $96,975 for 1,385 claims, against $3,064 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 12 companies reporting payments in 2025, $723.28 in all, mostly food and beverage.
Overview
| NPI | 1144090283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jan 8, 2024 |
| Last updated in NPPES | Mar 17, 2025 |
| Certified by provider | Mar 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 35476 | TN |
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 - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 526 across 13 procedure codes |
| Paid by Medicare | $3,064 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,385 · 2,901 30-day fills |
|---|---|
| Patients | 347 |
| Total drug cost | $96,975 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Robert J JantzLebanon, TN · 3 clinicians
Industry payments (Open Payments)
- 2025$723.28 · 40 payments from 12 companies
- 2024$1,785 · 100 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $316.17 | 20 |
| Novo Nordisk Inc | $90.48 | 4 |
| Lilly USA, LLC | $51.11 | 3 |
| Abbvie Inc. | $42.50 | 2 |
| Corcept Therapeutics | $42.28 | 2 |
What the 2025 payments were for
- Food and Beverage$723.28 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Lebanon
- 1477044717
- 1629337688
- 1386073674
- 1891226817
- 1932800950
- 1306013305
- 1083881064
- 1124252432
- 1982826004
- 1699187328
- 1427694520
- 1770239436