Doctor profile · Federal record

Dr. Sheila Flewallen, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Critical Care Medicine Registered Nurse · Nashville, TN

  • NPI 1851712715
  • Accepts Medicare
  • MIPS 59.5 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4230 Harding Pike Ste 435
Nashville, TN 372054900
(615) 385-3704
fax (615) 292-1321
Additional location
110 29Th Ave N Ste 202
Nashville, TN 372031448
(615) 327-4304
fax (615) 327-7940

Credentials & registration

NPPES · NUCC
NPI registered
December 2013 — 13 yrs on file
Profile last updated
November 5, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Tennessee #18231 · Tennessee #177924

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851712715. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
4
Medicare allowed
$14,753
HCPCS Description Services Patients Avg allowed
01922 Anesthesia for x-ray or radiation therapy 49 47 $163
36620 Insertion of artery tube for blood sampling or infusion through skin 17 17 $41
00537 Anesthesia for procedure to assess heart electrical activity 14 14 $245
01926 Anesthesia for x-ray on artery of brain, heart, or chest 11 11 $240

In context: peer comparison

Among 301 peers in this city , average services per provider: 28. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $25.54

By nature of payment

Food and Beverage
$26

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sheila Flewallen's medical specialty?
Dr. Sheila Flewallen practices Certified Registered Nurse Anesthetist in Nashville, TN.
Where does Dr. Sheila Flewallen practice?
Dr. Sheila Flewallen practices at 4230 Harding Pike Ste 435, Nashville, TN 372054900. Office phone: 6153853704.
What is Dr. Sheila Flewallen's NPI?
Dr. Sheila Flewallen's National Provider Identifier (NPI) is 1851712715, issued by NPPES.
Does Dr. Sheila Flewallen accept Medicare assignment?
Yes. Dr. Sheila Flewallen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sheila Flewallen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for x-ray or radiation therapy (HCPCS 01922); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure to assess heart electrical activity (HCPCS 00537). Source: CMS Medicare Physician & Other Practitioners file.