Mount Sinai Doctors-Merrick provides high-quality, comprehensive specialty care to the Merrick community, and brings the expertise of the entire Mount Sinai Health System to Nassau County.

Mount Sinai Doctors-Merrick physicians offer care in the following services:

• Endocrinology, providing comprehensive diabetes care, glucose monitoring, insulin pump therapy and expertise in the full range of endocrine disorders.
• Hematology/Oncology, diagnosing and treating non-cancerous blood disorders, solid tumors, and cancer.  
• Urology, specializing in the evaluation and treatment of all urinary conditions.

At Mount Sinai Doctors-Merrick, we take a patient-centered approach to caring for our patients, and guide you on a path to optimal health.

Our Providers

Endocrinology

• Ling Cui, MD
• Effie Tsomos, MD

Hematology/Oncology

• Pragati Tandon, MD
• Doron Weiner, MD

Urology

• Stanley Ring, MD