Join our physician buying group

Become a member of CASA, a physician GPO (group purchasing organization), and receive discount pricing on vaccines and other products. Physicians’ memberships are free.
Medical GPO | Discount Vaccine | Free Physician Group Buying Membership | Physician Buying Group

CASA is a large multi-specialty physicians buying alliance. Membership includes more than 1,500 clinics and medical groups with physicians whose specialized fields of medicine include:
  • Pediatrics
  • Family Practice
  • Internal Medicine

  • Allergy
  • OB/GYN
  • Multi-Speciality

Medical GPO | Discount Vaccine | Physician Buying Group

Discount vaccines

Our members enjoy significant savings on
adolescent/pediatric vaccines and adult vaccines
from Sanofi, Merck, Trumenba and Medimmune.

Medical GPO | Discount Vaccine | Medical Supplies | Physician Buying Group

Medical GPO | Discount Vaccine | Free Physician Buying Group Membership | Physician Buying Group

Medical GPO | Discount Vaccine | Discound Medical Office Supplies | Physician Buying Group

Meet our vendor partners

Join CASA and save when you purchase vaccines from Sanofi and Merck, Medimmune, Trumenba, VaxServe, soaps and sanitizers from Cleanovative Solutions and office supplies from Office Depot.