Shauna Williams, M.D.
NPI 1821150285ActiveIndividual· Colon & Rectal Surgery· Boise, ID
Colon & Rectal Surgery (M.D.) in Boise, Idaho, trained at University of Hawaii John A. Burns School of Medicine (class of 1984). Mostly services rather than prescriptions: Medicare paid $3,797 for 21 patients in 2024, with only 21 Part D claims. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 2 companies reporting payments in 2025, $36.54 in all, mostly food and beverage.
Overview
| NPI | 1821150285 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 14, 2006 |
| Last updated in NPPES | Dec 5, 2025 |
| Certified by provider | Dec 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | M5849 | ID |
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 - Colorectal Surgery (Proctology) (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 42 across 7 procedure codes |
| Paid by Medicare | $3,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 21 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $396.76 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical group
- Digestive Health Clinic LLCBoise, ID · 26 clinicians
Industry payments (Open Payments)
- 2025$36.54 · 2 payments from 2 companies
- 2024$57.66 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $18.70 | 1 |
| Ardelyx, Inc. | $17.84 | 1 |
What the 2025 payments were for
- Food and Beverage$36.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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