Shanmugan Shantha, MD
NPI 1255341798ActiveIndividual· Psychiatry & Neurology, Psychiatry· Mandeville, LA
Psychiatry & Neurology, Psychiatry (MD) with Florida Parishes Human Services Authority, practicing in Mandeville, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $168,627 for 766 claims, against $4,030 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 12 companies reporting payments in 2025, $1,568 in all, mostly food and beverage.
Overview
| NPI | 1255341798 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 8, 2006 |
| Last updated in NPPES | Jan 31, 2024 |
| Certified by provider | Sep 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | MD.15098R | LA |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | MD150R | LA |
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 (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 91 across 6 procedure codes |
| Paid by Medicare | $4,030 |
Part D prescriptions in 2024
| Prescriptions (claims) | 766 · 827 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $168,627 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1973 |
|---|---|
| Medicare specialty | Psychiatry |
Medical group
- Florida Parishes Human Services AuthorityHammond, LA · 36 clinicians
Industry payments (Open Payments)
- 2025$1,568 · 87 payments from 12 companies
- 2024$2,265 · 58 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $244.44 | 13 |
| Janssen Pharmaceuticals, Inc | $243.77 | 9 |
| Abbvie Inc. | $168.76 | 13 |
| Neurocrine Biosciences, Inc. | $168.00 | 12 |
| Teva Pharmaceuticals USA, Inc. | $167.18 | 8 |
What the 2025 payments were for
- Food and Beverage$1,568 · 87 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 psychiatrists in Mandeville · All psychiatrists in Louisiana