Patient Office. 666 Lexington Avenue, Suite 206, Mount Kisco, NY 10549 Phone: (914) 666-4742 Fax (914) 666-4850. Specialty Pediatrics . Clinical Focus Preventive health, breastfeeding, newborn care, early childhood development, asthma management.. Hospital Affiliation Northern Westchester Hospital. Education MD - Mount Sinai School of Medicine. Residency General Pediatrics - Mount Sinai ....