Allion Healthcare, Inc. to Present at the Susquehanna

Financial Group Emerging Trends Conference

MELVILLE, NY, October 19, 2006 – Allion Healthcare, Inc. (NASDAQ: ALLI), a national provider of specialty pharmacy and disease management services focused on HIV/AIDS patients, announced today it will participate in the Susquehanna Financial Group Emerging Trends Conference in New York City at the Peninsula Hotel on November 1, 2006.  In connection with the conference, there will be an on-line simulcast of the company’s presentation available on Allion Healthcare’s website, www.allionhealthcare.com, starting at 10:45 a.m. Eastern Time on Wednesday, November 1, 2006.  A replay of the presentation will also be available on the company’s website for 30 days.  Michael Moran, Allion’s Chairman, President and Chief Executive Officer, and James G. Spencer, Allion’s Chief Financial Officer, will be speaking at the conference.

About Allion Healthcare, Inc.

Allion Healthcare, Inc. is a national provider of specialty pharmacy and disease management services focused on HIV/AIDS patients. Allion Healthcare sells HIV/AIDS medications, ancillary drugs and nutritional supplies under our trade name MOMS Pharmacy offers nationwide pharmacy care from its pharmacies in New York, Washington, Florida and California. Allion Healthcare works closely with physicians, nurses, clinics and AIDS Service Organizations (ASOs), and with government and private payors, to improve clinical outcomes and reduce treatment costs for patients.

Contact:

Allion Healthcare, Inc.

Jim Spencer, Chief Financial Officer

(631) 870-5126