Doctor profile · Federal record

Dr. Anna O'Connor, MD

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Pediatrics Physician · Round Rock, TX

  • NPI 1053931345
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 9 locations across 1 states.

NPPES Updated May 11, 2026
Primary practice
303 E Main St
Round Rock, TX 786645246
(512) 732-2774
fax (512) 344-9221
Texas — 8 locations
Additional location
11762 Jollyville RD
Austin, TX 787593937
Additional location
1640 Highland Falls Dr Ste 601
Leander, TX 786414842
Additional location
200 Sydney Blvd
Thorndale, TX 765775432
Additional location
3101 Highway 71 E Ste 210
Bastrop, TX 786025157
Additional location
3944 Ranch Road 620 S Ste 202
Austin, TX 787387166
Additional location
5625 Eiger RD Ste 125
Austin, TX 787358979
Additional location
5656 Bee Caves RD Ste G201
West Lake Hills, TX 787465236
Additional location
6611 River Place Blvd Ste 100
Austin, TX 787301163

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
May 15, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Texas #V7268

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053931345. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$275
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 2 $178.21
GlaxoSmithKline, LLC. 1 $96.75

By nature of payment

Food and Beverage
$222
Education
$53

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
16
Total drug cost
$696
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 23 16 $571
Montelukast Sodium Generic 11 0 $125

Frequently asked questions

Auto-generated from federal data
What is Dr. Anna O'Connor's medical specialty?
Dr. Anna O'Connor practices Allergy & Immunology Physician in Round Rock, TX.
Where does Dr. Anna O'Connor practice?
Dr. Anna O'Connor practices at 303 E Main St, Round Rock, TX 786645246. Office phone: 5127322774.
What is Dr. Anna O'Connor's NPI?
Dr. Anna O'Connor's National Provider Identifier (NPI) is 1053931345, issued by NPPES.
Does Dr. Anna O'Connor accept Medicare assignment?
Yes. Dr. Anna O'Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.