Derek Chambless, CRNA
NPI 1073798187ActiveIndividual· Nurse Anesthetist, Certified Registered· Beaumont, TX
Nurse Anesthetist, Certified Registered (CRNA) with Anesthesia Associates Group PLLC, practicing in Beaumont, Texas. Medicare paid $10,071 for services to 142 patients in 2024. Merck Sharp & Dohme LLC was the largest of 3 companies reporting payments in 2025, $88.25 in all, mostly food and beverage. Lists Baptist Beaumont Hospital as a hospital affiliation.
Overview
| NPI | 1073798187 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jan 8, 2008 |
| Last updated in NPPES | Dec 9, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | AP116700 | TX |
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 - Certified Registered Nurse Anesthetist (CRNA) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 144 across 39 procedure codes |
| Paid by Medicare | $10,071 |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Anesthesia Associates Group PLLCBeaumont, TX · 35 clinicians
Hospital affiliation
- Baptist Beaumont HospitalBeaumont, TX
Industry payments (Open Payments)
- 2025$88.25 · 5 payments from 3 companies
- 2024$15.79 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $45.74 | 3 |
| Heron Therapeutics, Inc. | $25.03 | 1 |
| Abbvie Inc. | $17.48 | 1 |
What the 2025 payments were for
- Food and Beverage$88.25 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Anesthetist, Certified Registered providers in Beaumont
- 1942517172
- 1548817471
- 1679510895
- 1467690404
- 1043839624
- 1467837088
- 1588644819
- 1760773170
- 1306003140
- 1255578977
- 1174064976
- 1497980221
All Nurse Anesthetist, Certified Registered providers in Texas →