Mathew V. Castelino, MD
NPI 1912970229ActiveIndividual· Psychiatry & Neurology, Psychiatry· Gary, IN
Psychiatry & Neurology, Psychiatry (MD) with The Methodist Hospitals Inc, practicing in Gary, Indiana. Their prescriptions cost Medicare Part D more than their services did: $3,151,820 for 5,821 claims, against $8,196 paid for services in 2024. Lundbeck LLC was the largest of 11 companies reporting payments in 2025, $376.23 in all, mostly food and beverage. Lists Methodist Hospitals Inc as a hospital affiliation.
Overview
| NPI | 1912970229 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 8, 2006 |
| Last updated in NPPES | Nov 22, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 036087553 | 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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 260 across 8 procedure codes |
| Paid by Medicare | $8,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,821 · 6,225 30-day fills |
|---|---|
| Patients | 259 |
| Total drug cost | $3,151,820 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1979 |
|---|---|
| Medicare specialty | Psychiatry |
Medical group
- The Methodist Hospitals IncMerrillville, IN · 129 clinicians
Hospital affiliation
- Methodist Hospitals IncGary, IN
Industry payments (Open Payments)
- 2025$376.23 · 20 payments from 11 companies
- 2024$865.43 · 50 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lundbeck LLC | $58.87 | 3 |
| E.R. Squibb & Sons, L.L.C. | $54.54 | 3 |
| Neurocrine Biosciences, Inc. | $45.01 | 3 |
| Otsuka America Pharmaceutical, Inc. | $40.37 | 2 |
| Teva Pharmaceuticals USA, Inc. | $33.34 | 2 |
What the 2025 payments were for
- Food and Beverage$376.23 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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