Sarah Thomasson Oss, CRNA
NPI 1194223628ActiveIndividual· Nurse Anesthetist, Certified Registered· Lakewood, CO
Nurse Anesthetist, Certified Registered (CRNA) with Gastroenterology Associates, PA, practicing in Lakewood, Colorado. Medicare paid $16,026 for services to 265 patients in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 4 companies reporting payments in 2025, $139.44 in all, mostly food and beverage.
Overview
| NPI | 1194223628 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jan 30, 2018 |
| Last updated in NPPES | Sep 25, 2020 |
| Certified by provider | Sep 25, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | C-AP-0002152-C-CRNA | CO |
| Registered Nurse | 163W00000X | 1144925 | AL |
| Nurse Anesthetist, Certified Registered | 367500000X | RN275900 | GA |
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 - Certified Registered Nurse Anesthetist (CRNA) (AL); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (CO); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (GA); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (MA); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 265 |
|---|---|
| Services billed | 285 across 9 procedure codes |
| Paid by Medicare | $16,026 |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Gastroenterology Associates, PAClemson, SC · 57 clinicians
Industry payments (Open Payments)
- 2025$139.44 · 8 payments from 4 companies
- 2024$66.29 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $53.46 | 3 |
| Madrigal Pharmaceuticals | $34.60 | 2 |
| Lilly USA, LLC | $33.32 | 2 |
| Ardelyx, Inc. | $18.06 | 1 |
What the 2025 payments were for
- Food and Beverage$139.44 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 71 nurse anesthetists in Lakewood · All nurse anesthetists in Colorado