Robert A. Lien, NP
NPI 1821578956ActiveIndividual· Nurse Practitioner· Springfield, MO
Nurse Practitioner (NP) with Lester E Cox Medical Centers and 1 other group, practicing in Springfield, Missouri. Their prescriptions cost Medicare Part D more than their services did: $408,968 for 5,511 claims, against $48,758 paid for services in 2024. Lilly USA, LLC was the largest of 7 companies reporting payments in 2025, $547.42 in all, mostly food and beverage. Lists Cox Medical Centers as a hospital affiliation.
Overview
| NPI | 1821578956 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 17, 2018 |
| Last updated in NPPES | Dec 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 2018030651 | MO |
| Registered Nurse | 163W00000X | 2013024800 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 286 |
|---|---|
| Services billed | 2,293 across 99 procedure codes |
| Paid by Medicare | $48,758 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,511 · 11,725 30-day fills |
|---|---|
| Patients | 710 |
| Total drug cost | $408,968 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Lester E Cox Medical CentersSpringfield, MO · 345 clinicians
- Lester E Cox Medical CentersSpringfield, MO · 232 clinicians
Hospital affiliation
- Cox Medical CentersSpringfield, MO
Other facilities
- Coxhealth at HomeHome health agency · Springfield, MO
Industry payments (Open Payments)
- 2025$547.42 · 34 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $144.01 | 10 |
| Astrazeneca Pharmaceuticals LP | $137.89 | 10 |
| Novo Nordisk Inc | $115.85 | 7 |
| Genzyme Corporation | $65.39 | 3 |
| Dexcom, Inc. | $45.81 | 2 |
What the 2025 payments were for
- Food and Beverage$547.42 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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