Brad K. Greenspan, M.D.
NPI 1073604138ActiveIndividual· Psychiatry & Neurology, Psychiatry· Bannockburn, IL
Psychiatry & Neurology, Psychiatry (M.D.) in Bannockburn, Illinois, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $117,965 for 1,709 claims, against $37,680 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $1,034 in all, mostly food and beverage.
Overview
| NPI | 1073604138 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 27, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | — | IL |
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 - Psychiatry (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 366 across 12 procedure codes |
| Paid by Medicare | $37,680 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,709 · 2,785 30-day fills |
|---|---|
| Patients | 150 |
| Total drug cost | $117,965 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$1,034 · 36 payments from 8 companies
- 2024$744.61 · 29 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $433.23 | 14 |
| E.R. Squibb & Sons, L.L.C. | $223.42 | 6 |
| Lundbeck LLC | $175.69 | 8 |
| Axsome Therapeutics, Inc. | $85.20 | 3 |
| Takeda Pharmaceuticals U.S.A., Inc. | $43.88 | 2 |
What the 2025 payments were for
- Food and Beverage$1,034 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records