Leo T. D'Ambrosio, MD
NPI 1255335949ActiveIndividual· Psychiatry & Neurology, Neurology· Indianapolis, IN
Psychiatry & Neurology, Neurology (MD) in Indianapolis, Indiana, trained at Indiana University School of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,678,444 for 3,780 claims, against $713,880 paid for services in 2024. Abbvie Inc. was the largest of 33 companies reporting payments in 2025, $4,359 in all, mostly food and beverage.
Overview
| NPI | 1255335949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Oct 22, 2026 |
| Certified by provider | Oct 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 01034457A | IN |
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 - Neurology (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 417 |
|---|---|
| Services billed | 22,336 across 35 procedure codes |
| Paid by Medicare | $713,880 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,780 · 6,265 30-day fills |
|---|---|
| Patients | 487 |
| Total drug cost | $1,678,444 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Neurology |
Medical group
- Josephson-Wallack-Munshower Neurology PCKokomo, IN · 60 clinicians
Hospital affiliations
- Community Hospital EastIndianapolis, IN
- Community Hospital South, Inc.Indianapolis, IN
- Franciscan Health IndianapolisIndianapolis, IN
- Franciscan Health MooresvilleMooresville, IN
- Indiana University HealthIndianapolis, IN
Industry payments (Open Payments)
- 2025$4,359 · 194 payments from 33 companies
- 2024$4,125 · 207 payments from 34 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $557.33 | 31 |
| Vanda Pharmaceuticals Inc. | $538.69 | 8 |
| Catalyst Pharmaceuticals, Inc. | $364.50 | 12 |
| Biogen, Inc. | $282.89 | 11 |
| Novartis Pharmaceuticals Corporation | $213.94 | 14 |
What the 2025 payments were for
- Food and Beverage$4,359 · 194 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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