Holly Ann Zywicke, MD
NPI 1184832990ActiveIndividual· Neurological Surgery· Nashville, TN
Neurological Surgery (MD) in Nashville, Tennessee, licensed in TN, AL, GA and MI, with an NPI issued in May 2007. Mostly services rather than prescriptions: Medicare paid $46,264 for 149 patients in 2024, with only 44 Part D claims. Si-Bone, Inc. was the largest of 6 companies reporting payments in 2025, $1,439 in all, mostly travel and lodging. Lists Huntsville Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1184832990 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 18, 2007 |
| Last updated in NPPES | Jul 28, 2026 |
| Certified by provider | Jul 28, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 60188 | TN |
| Neurological Surgery | 207T00000X | 27884 | AL |
| Neurological Surgery | 207T00000X | 066446 | GA |
| Neurological Surgery | 207T00000X | 4301104542 | MI |
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 - Neurosurgery (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 149 |
|---|---|
| Services billed | 305 across 43 procedure codes |
| Paid by Medicare | $46,264 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 44 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $572.79 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Neurosurgery |
Hospital affiliations
- Huntsville HospitalHuntsville, AL
- Tristar Summit Medical CenterHermitage, TN
- Vanderbilt Wilson County HospitalLebanon, TN
Industry payments (Open Payments)
- 2025$1,439 · 15 payments from 6 companies
- 2024$1,280 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Si-Bone, Inc. | $1,100 | 8 |
| Providence Medical Technology, Inc. | $278.01 | 3 |
| Neuros Medical, Inc. | $18.76 | 1 |
| Medtronic, Inc. | $17.63 | 1 |
| Orthofix Medical, Inc. | $14.56 | 1 |
What the 2025 payments were for
- Travel and Lodging$914.26 · 4 payments
- Food and Beverage$524.53 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 81 neurosurgeons in Nashville · All neurosurgeons in Tennessee