Erin Bouillion Hemsell, M.D.
NPI 1104051895ActiveIndividual· Obstetrics & Gynecology· Lafayette, LA
Obstetrics & Gynecology (M.D.) in Lafayette, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 2009). 106 Medicare patients in 2024, $23,240 paid; nearly all of their 230 Part D prescriptions were generic (94%). Astellas Pharma US Inc was the largest of 5 companies reporting payments in 2025, $468.70 in all, mostly food and beverage.
Overview
| NPI | 1104051895 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 25, 2009 |
| Last updated in NPPES | Jun 5, 2026 |
| Certified by provider | Jun 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 206368 | LA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Obstetrics/Gynecology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 106 |
|---|---|
| Services billed | 929 across 23 procedure codes |
| Paid by Medicare | $23,240 |
Part D prescriptions in 2024
| Prescriptions (claims) | 230 · 465 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $9,372 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Acadiana Women's Health Group, APMCLafayette, LA · 12 clinicians
Hospital affiliations
- Ochsner Lafayette General Medical CenterLafayette, LA
- Our Lady of Lourdes Regional Medical Center, IncLafayette, LA
Industry payments (Open Payments)
- 2025$468.70 · 13 payments from 5 companies
- 2024$372.44 · 20 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $205.81 | 6 |
| Biogen, Inc. | $105.29 | 1 |
| Coopersurgical, Inc. | $78.58 | 2 |
| Pfizer Inc. | $45.84 | 3 |
| Mayne Pharma Commercial LLC | $33.18 | 1 |
What the 2025 payments were for
- Food and Beverage$468.70 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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