Gregory Johnson, NP
NPI 1780213405ActiveIndividual· Nurse Practitioner, Acute Care· Denver, CO
Nurse Practitioner, Acute Care (NP) with Healthone Clinic Services - Oncology Hematology LLC, practicing in Denver, Colorado. Their prescriptions cost Medicare Part D more than their services did: $107,140 for 131 claims, against $34,778 paid for services in 2024. Incyte Corporation was the largest of 2 companies reporting payments in 2025, $41.70 in all, mostly food and beverage. Lists HCA Healthone Presbyterian St. Lukes as a hospital affiliation.
Overview
| NPI | 1780213405 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Apr 4, 2020 |
| Last updated in NPPES | Mar 3, 2026 |
| Certified by provider | Mar 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | APN.0995720-NP | CO |
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) | Enrolled Practitioner - Nurse Practitioner (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 104 |
|---|---|
| Services billed | 417 across 7 procedure codes |
| Paid by Medicare | $34,778 |
Part D prescriptions in 2024
| Prescriptions (claims) | 131 · 137 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $107,140 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Healthone Clinic Services - Oncology Hematology LLCDenver, CO · 47 clinicians
Hospital affiliation
- HCA Healthone Presbyterian St. LukesDenver, CO
Industry payments (Open Payments)
- 2025$41.70 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $23.30 | 1 |
| Daiichi Sankyo Inc. | $18.40 | 1 |
What the 2025 payments were for
- Food and Beverage$41.70 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 acute care nurse practitioners in Denver · All acute care nurse practitioners in Colorado