Gastroenterology Consultants of Long Island | long island | United ...
Gastroenterology • North Hempstead, NY
Clinic Type
Gastroenterology
Address
New Hyde Park, New York, Nassau County, Long Island, United States
Phone
(516) 673-4801
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Opening Hours
Not published — contact the clinic to confirm hours.
Website
Services Offered
Team
Insurance & Payment
We accept Northwell and CHS Employee plans as a high tier provider which may reduce copays/responsibility
Languages Spoken
Social Media
Photos








What Patients Say
Overall sentiment across review platforms: mixed
- Yelp (Gastroenterology Consultants of Long Island): 3.7/5 (3 reviews)
Patients praise
- Patient-centered and listening approach by some physicians
- Professionalism and competence noted by many patients
- Comfortable practice atmosphere
Common complaints
- Poor administrative handling of medical records
- Lack of thorough review of patient history by some providers
"Dr Costable has been my doctor since 1998. He is a very patient doctor that listens to his patients and tries to understand what your going through."
— Yelp/MapQuest review"I do not recommend Dr Ian Storch at all. I did NOT have a good experience with this provider. I had my records sent over to him prior to my appointment and he never reviewed them."
— Yelp reviewSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- All Island Gastroenterology & Liver Associates — Dec 2, 2021
- H. pylori Infection Treatment Long Island, NY | The Gastroenterology Practice — Dec 1, 2025
- Find a Doctor & Schedule | Catholic Health | Long Island — Feb 24, 2026
- Dr. Xinjun Zhu, MD - Gastroenterologist in Albany, NY — May 14, 2026
- Dr. Debra Tundis, MD - Anesthesiologist in Massapequa, NY — May 14, 2026
Information sourced from the clinic's website as of July 11, 2026.
More gastroenterology clinics in North Hempstead
Summary: Mount Sinai South Nassau is a nonprofit teaching hospital located in Oceanside, NY (Long Island). Key details: - Services: Acute-care hospital offering cancer treatment, cardiac care, orthopedics (joint replacement), bariatric surgery, radiology, women’s health, emergency and elective angioplasty, and comprehensive outpatient centers. It operates as a designated Stroke Center and a Comprehensive Community Cancer Center, with specialized radiosurgery technologies (Novalis Tx and Gamma Knife Perfexion). - Size and scope: About 455 hospital beds, over 900 physicians, and around 3,000 employees; parent organization notes include 778 employees (YoY data) and annual revenue around $58.2M. - Affiliation and status: Not-for-profit hospital with affiliation to Mount Sinai; part of Mount Sinai Health System network. - Location and reach: One primary campus in Oceanside, plus related outpatient sites within the region. Contact: 516-632-3000. - Recognition: Bariatric Surgery Center of Excellence designation and cancer/stroke center recognitions by relevant authorities. - Employment and opportunities: Active employer with multiple job postings and programs (education, volunteer service, online registration, telehealth). If you’re specifically looking for Mount Sinai Doctors on Long Island in North Hempstead, this page confirms Mount Sinai South Nassau’s Oceanside campus and broader Mount Sinai affiliation on Long Island, but it does not list a distinct “Mount Sinai Doctors” location in North Hempstead. If you need a North Hempstead–specific Mount Sinai Doctors address or provider directory, I can search for that or provide alternatives in North Hempstead.
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