Assemblyman Fitzpatrick serves as the Ranking Minority Member on the Housing Committee and is also a member of the Ways & Means, Higher Education and Agriculture committees.In 2020, Mr. Fitzpatrick was named Vice-Chairman of the Program Committee. Mr. Fitzpatrick is an active member of the New York State Chapter of the American-Irish Legislators Society and is currently serving as the organization's Secretary.

Active in the community, Assemblyman Fitzpatrick is a member of the Knights of Columbus, the Ancient Order of Hibernians, and past president of the board of trustees of the Cleary School for the Deaf in Nesconset, New York, where he remains an honorary trustee. He was member of the Suffolk County Chapter Revision Commission and the Human Services Committee of the Diocese of Rockville Centre. In addition to public service, Mr. Fitzpatrick spent more than 20 years in the financial services industry.

Assemblyman Fitzpatrick is a 1975 graduate of Hauppauge High School and a 1979 graduate of St. Michael's College in Vermont, from where he received his B.A. in Business Administration.

Mr. Fitzpatrick was born in Jamaica, Queens on April 15, 1957 and raised in Hauppauge, Long Island.He is married to the former Lorena Herrera of Chihuahua, Mexico, with whom he has raised two children, Corina and Michael. The couple reside in the hamlet of St. James in Smithtown.