Opening early 2027

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Treatments · Long Island, NY

Physiatry, physical medicine
and rehabilitation.

At a glance

Physical medicine and rehabilitation is the medical specialty focused on movement, physical capacity and participation after injury, illness or persistent pain. Institute of Function starts with diagnosis and rehabilitation, considering the least invasive effective option and procedures only when examination supports them. Dr. Benjamin (Ben) Klyachman, D.O., board-certified in pain medicine and physical medicine and rehabilitation, leads care at Institute of Function in Nassau County, NY, which welcomes patients from across Long Island, New York City and beyond.

Physical Medicine & Rehabilitation, often called PM&R or physiatry, looks at how the body moves and what limits daily participation. Dr. Ben Klyachman, D.O., is board-certified in pain medicine and physical medicine and rehabilitation. Institute of Function opens in Nassau County in early 2027. Planned care will connect diagnosis, movement assessment and rehabilitation with the demands of work, sport and everyday life.

Medically reviewed by Dr. Ben Klyachman, D.O. · Updated October 21, 2026

The specialty of function

A physiatric examination considers the spine, joints, muscles and nerves together. Strength, mobility, gait, balance and task tolerance help identify the limiting problem. Existing imaging is reviewed in context, and testing is chosen when it may change the plan. Functional assessment does not mean that every patient needs a procedure or a new scan.

Nerve testing when it answers a question

EMG and nerve conduction studies may help investigate selected numbness, weakness or suspected nerve compression. The physician chooses and interprets the study alongside the examination. These tests are not necessary for every movement problem, and a normal result does not exclude every cause of pain or sensory symptoms.

Explore EMG & Nerve Conduction Studies →

Rehabilitation planning and coordination

A plan may address progressive strength, movement control, load tolerance and adaptations to daily tasks. Communication with physical or occupational therapists aligns the diagnosis, precautions and progression. Surgery or procedures are not substitutes for rehabilitation; image-guided or regenerative options are discussed only when a supported diagnosis and the evidence justify them.

Explore Sports Medicine & Performance Recovery →

Return to work and sport

The demands of a job or sport guide practical goals and progression criteria. Capacity is reviewed over time, with adjustments when pain, fatigue or neurological findings change. Returning is not promised on a fixed timetable. Surgery is reserved for when truly needed, and progressive weakness or loss of bladder or bowel control requires urgent assessment.

Common
questions.

This page is general information, not medical advice. Individual results vary. Medical Disclaimer

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