Vivian Andrew Fonseca, MD
NPI 1346356037ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· New Orleans, LA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Administrators of the Tulane Educational Fund, practicing in New Orleans, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $2,272,359 for 2,247 claims, against $6,898 paid for services in 2024. Lilly USA, LLC was the largest of 9 companies reporting payments in 2025, $81,430 in all, mostly speaking and faculty fees. Lists East Jefferson General Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1346356037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 22, 2006 |
| Last updated in NPPES | Jan 24, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 12686R | LA |
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 - Emergency Medicine (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 135 across 13 procedure codes |
| Paid by Medicare | $6,898 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,247 · 4,742 30-day fills |
|---|---|
| Patients | 195 |
| Total drug cost | $2,272,359 |
| Generic share | 46% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Administrators of the Tulane Educational FundNew Orleans, LA · 393 clinicians
Hospital affiliations
- East Jefferson General HospitalMetairie, LA
- University Medical Center New OrleansNew Orleans, LA
Industry payments (Open Payments)
- 2025$81,430 · 111 payments from 9 companies
- 2024$79,771 · 95 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $30,694 | 35 |
| Corcept Therapeutics | $28,470 | 27 |
| Abbott Laboratories | $13,275 | 27 |
| Idorsia Pharmaceuticals US Inc | $5,483 | 4 |
| Novo Nordisk Inc | $2,152 | 3 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$41,588 · 12 payments
- Consulting Fee$24,025 · 8 payments
- Travel and Lodging$12,832 · 44 payments
- Food and Beverage$2,985 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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