Katie Griswold, A.P.N.
NPI 1548680234ActiveIndividual· Nurse Practitioner, Acute Care· Nashville, TN
Nurse Practitioner, Acute Care (A.P.N.) with Centennial Heart LLC, practicing in Nashville, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $22,541 for 89 claims, against $3,542 paid for services in 2024. Medtronic, Inc. was the largest of 16 companies reporting payments in 2025, $1,743 in all, mostly food and beverage. Lists Tristar Summit Medical Center as a hospital affiliation.
Overview
| NPI | 1548680234 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | A.P.N. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2014 |
| Last updated in NPPES | Feb 10, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 18413 | TN |
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 (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 47 |
|---|---|
| Services billed | 89 across 16 procedure codes |
| Paid by Medicare | $3,542 |
Part D prescriptions in 2024
| Prescriptions (claims) | 89 · 157 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $22,541 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Centennial Heart LLCGallatin, TN · 115 clinicians
Hospital affiliation
- Tristar Summit Medical CenterHermitage, TN
Industry payments (Open Payments)
- 2025$1,743 · 56 payments from 16 companies
- 2024$970.76 · 49 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $817.80 | 11 |
| Alnylam Pharmaceuticals Inc. | $154.75 | 7 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $151.00 | 9 |
| Bayer Healthcare Pharmaceuticals Inc. | $147.30 | 6 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $97.06 | 4 |
What the 2025 payments were for
- Food and Beverage$1,068 · 49 payments
- Travel and Lodging$629.80 · 4 payments
- Education$45.00 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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