Anna E. O'Connor, MD
Listed as an allergist, with 3 practice addresses in Austin, Round Rock, and Bastrop, Texas.
Practice locations 3
Greater Austin Allergy, Asthma and Immunology PA
11762 Jollyville Rd
Austin, TX 78759Greater Austin Allergy, Asthma and Immunology PA
303 E Main St
Round Rock, TX 78664Greater Austin Allergy, Asthma and Immunology PA
3101 Hwy 71 E, Suite 210
Bastrop, TX 78602
From the records
- Specialty
- Allergist
- Records
- Medicare records: allergy/immunology (October 2026).
- Medicare
- Accepts the Medicare-approved amount as payment in full (Medicare assignment), according to CMS’s file. This applies to Original Medicare; Medicare Advantage plans have their own networks. What assignment means
- Medical school
- University of Mississippi School of Medicine, graduated 2020 (Medicare records)
- Registry record
- Last updated May 2025
- NPI
- 1053931345 (national provider registry)
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From CMS’s Doctors and Clinicians file (October 2026) and the national provider registry, NPPES (October 2026). Listings are free and in alphabetical order; we don’t rate or recommend doctors. How we list doctors