Doctors at Unio Specialty Care Gastroenterology, an affiliate of Unio Health Partners, in the Orange office have hospital or surgery center affiliations with:
- Barranca Surgery Center
- Hoag Hospital Irvine
- Hoag Hospital Newport Beach
- La Veta Surgical Center
- National Ambulatory Surgical Center Orange
- St. Joseph Hospital Orange
- St. Joseph Pavilion Surgery Center