Jamie Callahan
NPI 1821691593ActiveIndividual· Nurse Practitioner· Denver, CO
Nurse Practitioner in Denver, Colorado, licensed in CO, with an NPI issued in November 2020. Their prescriptions cost Medicare Part D more than their services did: $426,250 for 4,587 claims, against $36,307 paid for services in 2024.
Overview
| NPI | 1821691593 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Nov 17, 2020 |
| Last updated in NPPES | Nov 17, 2020 |
| Certified by provider | Nov 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | APN.0996029-NP | CO |
| Nurse Practitioner, Family | 363LF0000X | APN.0996029-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 (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 171 |
|---|---|
| Services billed | 574 across 27 procedure codes |
| Paid by Medicare | $36,307 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,587 · 9,587 30-day fills |
|---|---|
| Patients | 411 |
| Total drug cost | $426,250 |
| Generic share | 87% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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