Brent H. Greenwald, M.D.
NPI 1134155666ActiveIndividual· Neurological Surgery· Idaho Falls, ID
Neurological Surgery (M.D.) in Idaho Falls, Idaho, trained at University of Louisville School of Medicine (class of 1989). 133 Medicare patients in 2024, $77,440 paid; all of their 65 Part D prescriptions were generic. Intrinsic Therapeutics was the largest of 4 companies reporting payments in 2025, $1,301 in all, mostly food and beverage.
Overview
| NPI | 1134155666 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 25, 2006 |
| Last updated in NPPES | Jul 13, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | M-6947 | ID |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurosurgery (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 133 |
|---|---|
| Services billed | 385 across 48 procedure codes |
| Paid by Medicare | $77,440 |
Part D prescriptions in 2024
| Prescriptions (claims) | 65 · 85 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $940.02 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Neurosurgery |
Medical group
- Greenwald Neurosurgical PCIdaho Falls, ID · 2 clinicians
Hospital affiliations
- Eastern Idaho Regional Medical CenterIdaho Falls, ID
- Idaho Falls Community Hospital, LLCIdaho Falls, ID
- Mountain View HospitalIdaho Falls, ID
- Portneuf Medical CenterPocatello, ID
- Teton Valley HospitalDriggs, ID
Other facilities
- Enhabit Home Health of Eastern IdahoHome health agency · Idaho Falls, ID
Industry payments (Open Payments)
- 2025$1,301 · 11 payments from 4 companies
- 2024$304.79 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intrinsic Therapeutics | $1,005 | 5 |
| Providence Medical Technology, Inc. | $219.56 | 4 |
| Kuros Biosciences USA, Inc | $62.85 | 1 |
| Stryker Corporation | $13.58 | 1 |
What the 2025 payments were for
- Food and Beverage$651.99 · 9 payments
- Travel and Lodging$535.00 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$114.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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