Clinicians affiliated with Adventhealth Rollins Brook

Critical Access Hospitals · Voluntary non-profit - Church · 608 North Key Avenue, Lampasas, TX 76550 · Killeen-Temple, TX · CCN 451323

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

96 clinicians affiliated with Adventhealth Rollins Brook are in the 2024 Medicare Part B data (105 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (14) · Nurse Practitioner (14) · Family Practice (11) · Certified Registered Nurse Anesthetist (CRNA) (7) · Emergency Medicine (7) · Hematology-Oncology (5) · Diagnostic Radiology (4) · Hospitalist (4) · Ophthalmology (4) · Endocrinology (3) · Gastroenterology (3) · Interventional Cardiology (3) · Nephrology (3) · Urology (3) · Cardiology (2) · General Surgery (1) · Interventional Radiology (1) · Medical Oncology (1) · Neurosurgery (1) · Orthopedic Surgery (1) · Pathology (1) · Physician Assistant (1) · Podiatry (1) · Rheumatology (1)

Ophthalmology affiliated with Adventhealth Rollins Brook, 2024

Alphabetical by last name; 4.

NameCity
Luke A Barker, M.D.Killeen, TX
John R Esters, M.D.Harker Heights, TX
Mary K Green, MDMarble Falls, TX
Joseph Santamaria, M.D.Jbsa Lackland, TX

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built