
Dr. Stuart E. Horowitz, DO
Family Practitioner
99 Grand Ave Massapequa NY, 11758About
Dr. Stuart E. Horowitz is board certified in family practice. He has been practicing in the Long Island Massapequa area for almost 29 years. He was born in Brooklyn, New York and grew up in Seaford, Long Island. He received his Bachelor’s of Arts from Hofstra University in June of 1974. Dr. Horowitz then attended the College of Osteopathic Medicine and Surgery in Desmoines, Iowa in June of 1977. He completed his family practice and internship, rotating between Massapequa General Hospital, Interboro Hospital, and Long Island Jewish Hospital. Dr. Horowitz became board certified in family practice in July 1985. He is affiliated with New Island Hospital in Bethpage and North Shore University Hospital in Plainview, New York. He is a member of the following societies: Fellow of American College of Osteopathic Family Physicians, New York State Osteopathic Society, Long Island Osteopathic Society, American Osteopathic Society, American College of General Practitioners, and American Osteopathic Association. On December 30, 1988 he was awarded with a Certificate of Appreciation for his work from the National Foundation for Cancer Research. Dr. Horowitz was also recognized and awarded with the Certification of Appreciation award in November of 1990, for time and medical contributions to the Syosset Council of Substance Abuse. Dr. Horowitz was recognized in Strathmore’s Who’s who 2001-2002 faculty member and instructor for the New York College of Osteopathic Medicine. He has been selected as one of the Best Doctors in America every year since 1995 and also recognized as one of the Best Family Practitioners in New York since 1996. Dr. Horowitz became board certified in family practice in July 1985. He is affiliated with New Island Hospital in Bethpage and North Shore University Hospital in Plainview, New York. He is a member of the following societies: Fellow of American College of Osteopathic Family Physicians, New York State Osteopathic Society, Long Island Osteopathic Society, American Osteopathic Society, American College of General Practitioners, and American Osteopathic Association. On December 30, 1988 he was awarded with a Certificate of Appreciation for his work from the National Foundation for Cancer Research. Dr. Horowitz was also recognized and awarded with the Certification of Appreciation award in November of 1990, for time and medical contributions to the Syosset Council of Substance Abuse. Dr. Horowitz was recognized in Strathmore’s Who’s who 2001-2002 faculty member and instructor for the New York College of Osteopathic Medicine. He has been selected as one of the Best Doctors in America every year since 1995 and also recognized as one of the Best Family Practitioners in New York since 1996.
Education and Training
Des Moines University College of Osteopathic Medicine and Health Sciences 1977
Provider Details

Dr. Stuart E. Horowitz, DO's Expert Contributions
What can I do to help manage my problem of frequent diarrhea?
Get gi. consult. Stool c. S. Colonoscopy READ MORE
Is a CT Scan safe for kids?
I would not suggest that. READ MORE
How do I prevent my children from becoming overweight?
A good nutritionist. READ MORE
What are the best emergency medicines to keep handy for food poisoning?
Pepto-Bismol READ MORE
How is sodium potassium imbalance corrected in elderly?
See her physician for proper medication. READ MORE
What is the best diet recommended for IBD?
High fiber put a nutrition consult READ MORE
How often should my husband get his blood sugar levels checked?
He should check it daily. READ MORE
Why are my nails turning blue?
Can't vascular consult loud Reynards syndrome. READ MORE
Professional Society Memberships
- New York State Osteopathic Society, Long Island Osteopathic Society, American Osteopathic Society, American College of General Practitioners, American Osteopathic Association
Dr. Stuart E. Horowitz, DO's Practice location
Practice At 99 Grand Ave
99 Grand Ave -Massapequa, NY 11758Get Direction
Stewart Horowitz, DO
1111 Broadhollow Rd -Farmingdale, NY 11735Get Direction
Endocrine Associates of Long Island, PC
732 Smithtown Bypass Suite 103 -Smithtown, NY 11787Get Direction
Dr. Stuart E. Horowitz, DO's reviews
Write ReviewPatient Experience with Dr. Horowitz
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Nearest Hospitals
ST JOSEPH HOSPITALl
4295 HEMPSTEAD TURNPIKE BETHPAGE NY 11714PLAINVIEW HOSPITALl
888 OLD COUNTRY ROAD PLAINVIEW NY 11803PLAINVIEW HOSPITALl
888 OLD COUNTRY ROAD PLAINVIEW NY 11803ST JOSEPH HOSPITALl
4295 HEMPSTEAD TURNPIKE BETHPAGE NY 11714UNIVERSITY HOSPITAL ( STONY BROOK )l
HEALTH SCIENCES CENTER SUNY STONY BROOK NY 11794ST CATHERINE OF SIENA HOSPITALl
50 ROUTE 25A SMITHTOWN NY 11787