Tiffany C. Heidt, NP
NPI 1689683518ActiveIndividual· Nurse Practitioner· Boise, ID
Nurse Practitioner (NP) with Treasure Valley Endocrinology PC, practicing in Boise, Idaho. Their prescriptions cost Medicare Part D more than their services did: $1,049,669 for 3,364 claims, against $24,853 paid for services in 2024. Dexcom, Inc. reported $29.61 in payments in 2025, mostly food and beverage. Lists Saint Alphonsus Medical Center - Nampa and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1689683518 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 7, 2006 |
| Last updated in NPPES | Sep 27, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | N-34138 | ID |
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 (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 164 |
|---|---|
| Services billed | 539 across 10 procedure codes |
| Paid by Medicare | $24,853 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,364 · 7,813 30-day fills |
|---|---|
| Patients | 399 |
| Total drug cost | $1,049,669 |
| Generic share | 49% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Treasure Valley Endocrinology PCBoise, ID · 2 clinicians
Hospital affiliations
- Saint Alphonsus Medical Center - NampaNampa, ID
- Saint Alphonsus Medical Center OntarioOntario, OR
- Saint Alphonsus Regional Medical CenterBoise, ID
- St Luke's Elmore Medical CenterMountain Home, ID
- St Luke's Regional Medical CenterBoise, ID
Industry payments (Open Payments)
- 2025$29.61 · 1 payment from 1 company
- 2024$188.67 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $29.61 | 1 |
What the 2025 payments were for
- Food and Beverage$29.61 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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