Clinicians affiliated with Dell Childrens Medical Group

115 clinicians on file with this group · most practice in Austin-Round Rock-San Marcos, TX · PAC ID 8224092978

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

15 clinicians affiliated with Dell Childrens Medical Group are in the 2024 Medicare Part B data, 15 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Ophthalmology (5) · Pediatric Medicine (3) · Internal Medicine (2) · Nephrology (2) · Neurology (1) · Neurosurgery (1) · Otolaryngology (1)

Specialty links go to the specialty in Austin-Round Rock-San Marcos, TX.

Clinicians affiliated with Dell Childrens Medical Group, 2024

Alphabetical by last name; 15.

NameSpecialtyCity
Ashton Chen, D.ONephrologyWinston Salem, NC
Arnold L Fenrich, MDPediatric MedicineAustin, TX
Amber S Fenton, MDOphthalmologyAustin, TX
Megan M Geloneck, M.D.OphthalmologyAustin, TX
Lan T Hoang, M.D.OphthalmologyAustin, TX
Gregory L Johnson, M.D.Pediatric MedicineAustin, TX
Natasha Lee, MDInternal MedicineAustin, TX
Kathryn Maier, MDOphthalmologyNashville, TN
Balakumar Pandian, MDInternal MedicineAustin, TX
Elias Rizk, M.D.NeurosurgeryHershey, PA
Ewell S Roach, MDNeurologyColumbus, OH
Saraniya Sathiamoorthi, MDOphthalmologyAustin, TX
David H Simon, M.D.NephrologyAustin, TX
Elizabeth Thomas, M.D.Pediatric MedicineAustin, TX
Robert A Williamson, M.D.OtolaryngologyAustin, TX

Practice locations

Listed practice locations in Texas.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations