American Parkinson Disease Association (APDA) Long Island Chapter (LIAPDA) is a not-for-profit voluntary health agency committed to serving the Parkinson community through a comprehensive program of research, patient education, support groups, outreach and referrals organizing charity benefit fundraisers such as Paws for Parkinson's, Howl-O-Ween, dog walk, walkathon in Nassau County and Suffolk County on Long Island, New York.

The American Parkinson Disease Association (APDA) was founded in 1961 to "Ease the Burden and Find the Cure" for Parkinson's Disease. It is a not-for-profit voluntary health agency committed to serving the Parkinson community through a comprehensive program of research, patient education and support. The American Parkinson Disease Association's goal of promoting a better quality of life for the Parkinson's community is actualized through its network of Information & Referral Centers, which respond to the needs of people affected by Parkinson's Disease.

The Long Island Chapter is the local fundraising branch of the American Parkinson Disease Association. It is staffed by volunteers, who offer their talents and energies to formulate fundraising activities and social events. The American Parkinson Disease Association Long Island Chapter is affiliated with the American Parkinson Disease Association Information and Referral Centers at New York College of Osteopathic Medicine of NYIT (Old Westbury) and St. Catherine of Siena Medical Center (Smithtown).

The American Parkinson Disease Association Long Island Chapter, as the local fundraising branch of the American Parkinson Disease Association, is staffed by volunteers who offer their talents and energies to formulate fundraising activities, as well as assist the Information & Referral Centers with educational programs. The Long Island Chapter is affiliated with the American Parkinson Disease Association Information and Referral Centers at New York College of Osteopathic Medicine/New York Institute of Technology in Old Westbury and St. Catherine of Siena Medical Center in Smithtown.