David A. Sisam, DO
NPI 1124194840ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Houma, LA
Internal Medicine, Endocrinology, Diabetes & Metabolism (DO) in Houma, Louisiana, trained at College of Osteopathic Physicians and Surgeons of Los Angeles (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $1,004,738 for 4,545 claims, against $49,346 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $1,103 in all, mostly food and beverage.
Overview
| NPI | 1124194840 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Nov 27, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 06691R | 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 - Endocrinology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 606 across 4 procedure codes |
| Paid by Medicare | $49,346 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,545 · 8,288 30-day fills |
|---|---|
| Patients | 385 |
| Total drug cost | $1,004,738 |
| Generic share | 49% of claims |
Education and affiliations
| Medical school | College of Osteopathic Physicians and Surgeons of Los Angeles |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Endocrinology |
Hospital affiliations
- Lady of the Sea General HospitalCut Off, LA
- Ochsner St Anne General HospitalRaceland, LA
- Ochsner St MaryMorgan City, LA
- Terrebonne General Medical Center - ParishHouma, LA
- Thibodaux Regional Medical CenterThibodaux, LA
Industry payments (Open Payments)
- 2025$1,103 · 52 payments from 17 companies
- 2024$566.98 · 36 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $183.50 | 5 |
| Novo Nordisk Inc | $182.56 | 8 |
| Amneal Pharmaceuticals LLC | $152.85 | 10 |
| Xeris Pharmaceuticals, Inc. | $128.12 | 6 |
| Antares Pharma, Inc. | $86.59 | 4 |
What the 2025 payments were for
- Food and Beverage$1,103 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Houma
- 1427176957
- 1740555101
All Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Louisiana →