Doctor profile · Federal record

Dr. Diane Nwonye, CRNA

Certified Registered Nurse Anesthetist · Certified Registered Nurse Anesthetist · Round Rock, TX

  • NPI 1750315057
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2000 S Mays St Ste 201
Round Rock, TX 786647580
(512) 244-4272
Additional location
174 Estrella Xing
Georgetown, TX 786286973
(214) 687-0001

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 14, 2021
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Texas #AP113336 · Texas #726301
Medicaid
TX #181897309

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750315057. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
131
Distinct HCPCS
7
Medicare allowed
$15,020
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 29 29 $118
00812 Anesthesia for exam of colon using an endoscope 25 25 $91
01940 Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 18 18 $105
01992 Anesthesia for nerve block and injection procedure, prone position 17 17 $107
00813 Anesthesia for procedure on small and large bowel using an endoscope 16 16 $149
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 15 14 $121
01938 Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 11 11 $132

In context: peer comparison

Among 9 peers in Round Rock Certified Registered Nurse Anesthetist, average services per provider: 30. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$72
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 2 $71.64

By nature of payment

Food and Beverage
$72

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Nwonye's medical specialty?
Dr. Diane Nwonye practices Certified Registered Nurse Anesthetist in Round Rock, TX.
Where does Dr. Diane Nwonye practice?
Dr. Diane Nwonye practices at 2000 S Mays St Ste 201, Round Rock, TX 786647580. Office phone: 5122444272.
What is Dr. Diane Nwonye's NPI?
Dr. Diane Nwonye's National Provider Identifier (NPI) is 1750315057, issued by NPPES.
What procedures does Dr. Diane Nwonye commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (HCPCS 01940). Source: CMS Medicare Physician & Other Practitioners file.