Faith Villanueva, MD
NPI 1376075275ActiveIndividual· Internal Medicine, Gastroenterology· Columbia, SC
Internal Medicine, Gastroenterology (MD) with Columbia Gastroenterology Associates PA, practicing in Columbia, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $805,800 for 965 claims, against $92,278 paid for services in 2024. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $865.94 in all, mostly food and beverage. Lists Kershawhealth and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1376075275 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 30, 2017 |
| Last updated in NPPES | Aug 9, 2024 |
| Certified by provider | Aug 9, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 90592 | SC |
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 - Gastroenterology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 435 |
|---|---|
| Services billed | 1,281 across 39 procedure codes |
| Paid by Medicare | $92,278 |
Part D prescriptions in 2024
| Prescriptions (claims) | 965 · 1,618 30-day fills |
|---|---|
| Patients | 436 |
| Total drug cost | $805,800 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Columbia Gastroenterology Associates PAColumbia, SC · 10 clinicians
Hospital affiliations
- KershawhealthCamden, SC
- Lexington Medical CenterWest Columbia, SC
- Musc Health Columbia Medical Center DowntownColumbia, SC
- Prisma Health BaptistColumbia, SC
- Prisma Health Richland HospitalColumbia, SC
Industry payments (Open Payments)
- 2025$865.94 · 28 payments from 10 companies
- 2024$1,134 · 29 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $490.90 | 17 |
| Madrigal Pharmaceuticals | $98.88 | 1 |
| Lilly USA, LLC | $93.80 | 1 |
| Genzyme Corporation | $61.69 | 2 |
| Ardelyx, Inc. | $32.76 | 2 |
What the 2025 payments were for
- Food and Beverage$865.94 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 49 gastroenterologists in Columbia · All gastroenterologists in South Carolina