Sheila Flewallen, CRNA
NPI 1851712715ActiveIndividual· Nurse Anesthetist, Certified Registered· Nashville, TN
Nurse Anesthetist, Certified Registered (CRNA) with Anesthesia Medical Group, P.C. and 2 other groups, practicing in Nashville, Tennessee. Medicare paid $23,163 for services to 145 patients in 2024. Abiomed was the largest of 3 companies reporting payments in 2025, $158.02 in all, mostly food and beverage. Lists Maury Regional Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1851712715 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Dec 19, 2013 |
| Last updated in NPPES | Nov 5, 2025 |
| Certified by provider | Nov 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 18231 | TN |
| Registered Nurse, Critical Care Medicine | 163WC0200X | 177924 | TN |
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) (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 145 |
|---|---|
| Services billed | 165 across 19 procedure codes |
| Paid by Medicare | $23,163 |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Anesthesia Medical Group, P.C.Nashville, TN · 437 clinicians
- Cardiovascular Anesthesiologists PCNashville, TN · 142 clinicians
- Columbia Anesthesia Services LLCColumbia, TN · 43 clinicians
Hospital affiliations
- Maury Regional HospitalColumbia, TN
- Tristar Centennial Medical CenterNashville, TN
Industry payments (Open Payments)
- 2025$158.02 · 5 payments from 3 companies
- 2024$25.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $108.00 | 3 |
| Abbott Laboratories | $31.65 | 1 |
| Medtronic, Inc. | $18.37 | 1 |
What the 2025 payments were for
- Food and Beverage$158.02 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,011 nurse anesthetists in Nashville · All nurse anesthetists in Tennessee