Thirteen rooms. Four bedrooms. Space that works for you now; and offers room to grow. The first level is thoughtfully arranged as a professional medical office designed for smooth workflow and patient comfort. As you enter the front door, you're welcomed into a spacious waiting area with a dedicated receptionist station and ADA-compliant restroom, followed by a medical assistant's office that supports daily operations. The hallway then guides you in a natural U-shaped path, creating separation between public and clinical spaces while keeping everything easily accessible, including two side-by-side examination rooms, a private consultation room, and two large offices. Toward the rear, a fully equipped stress test room with a small lab and additional restroom enhances the suite's functionality. A private back entrance with a ramp leading to Walnut Street provides convenient staff and patient access, completing a layout that is efficient, professional, and turnkey for medical use. Upstairs, the living quarters offer 4 beautiful bedrooms, a full bath with a bathtub, 2 half baths, and a full kitchen designed for everyday comfort. The primary bedroom is a large retreat with plenty of natural sunlight. A combined dining and living area is filled with light, highlighted by a grand window with views of Walnut Street, bringing in warmth and charm throughout the space. Very high ceilings span the entire level, adding an open, airy feel that enhances the sense of space and elegance. A full walk-up attic presents exceptional potential for additional finished rooms. The organized basement adds even more usable space. Outside, a generous yard is framed by mature greenery, Equipped with Automatic Sprinkler System, with a 2 car garage and driveway providing convenient parking. NEW ROOF, approximately 2 years old Live/work possibilities. Income potential. Or reimagine the entire layout to suit your vision. Possible conversion to an owner-occupied single-family residence with a private *in-law or guest suite*. Approximately 0.7 miles from the LIRR and near everyday conveniences. Opportunities like this in Lynbrook are uncommon. Schedule your private showing today. THIS PROPERTY TO BE SOLD AS-IS.