You could call and speak to the customer service. They gave me 4 "approved" vendors for pumps Northern Pharmacy and Medical Equipment Phone: 410-254-2055 Toll Free: 1-800-486-0714 Fax: 410-254-5134 PHARMACARE Phone: 301-777-0202 EDGEPARK Phone: 888-394-5375 And I forget the last one. Basically the options are very limited: Ameda Purely Yours or Medela Advanced Personal Both are double electronic pumps, not fancy.