Clinicians affiliated with Avail Anesthesia Associates

11 clinicians on file with this group · most practice in Houston-Pasadena-The Woodlands, TX · PAC ID 2668731175

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

11 clinicians affiliated with Avail Anesthesia Associates are in the 2024 Medicare Part B data, 9 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 · Anesthesiology (8) · Certified Registered Nurse Anesthetist (CRNA) (2) · Internal Medicine (1)

Specialty links go to the specialty in Houston-Pasadena-The Woodlands, TX.

Clinicians affiliated with Avail Anesthesia Associates, 2024

Alphabetical by last name; 11.

NameSpecialtyCity
Roberto A Ballivian, M.D.Internal MedicineDallas, TX
Ainsley H BulginCertified Registered Nurse Anesthetist (CRNA)Spring, TX
Robert T Casimir, DOAnesthesiologyLansing, MI
Tam V Casimir, D.O.AnesthesiologyHouston, TX
Sonya M Elgammal, D.O.AnesthesiologyWyandotte, MI
Tanisha Green, MDAnesthesiologyRichmond, TX
Robert R Key, C.R.N.A.Certified Registered Nurse Anesthetist (CRNA)Houston, TX
Chung C Lee, M.D.AnesthesiologyHouston, TX
Chantal Mendes, MDAnesthesiologyHouston, TX
Luz Perez-Schwartz, M.D.AnesthesiologyPhiladelphia, PA
Bilal A Rana, DOAnesthesiologyHouston, 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