Daniel Singer, MD

Physician, Longevity Health

Overview

Dr. Daniel Singer is a board-certified Emergency Medicine and Intensive Care physician specializing in precision diagnostics, metabolic health, and longevity-focused care. Based in New York City, he combines high-acuity clinical experience with a data-driven, prevention-first approach to help patients optimize long-term health and performance.

Board Certifications

  • Board-certified in Emergency Medicine

Clinical Background & Training

Dr. Singer received his Doctor of Medicine from Wayne State University School of Medicine and completed his Emergency Medicine residency at The Mount Sinai Hospital, where he also completed a fellowship in Emergency Medicine Ultrasound.

He went on to complete a Critical Care Medicine fellowship at The Mount Sinai Hospital, with focused training in intensive care and complex patient management. He has additional training in genomics and lifestyle medicine through a fellowship with Wild Health, which informs his work in personalized and longevity medicine.

Clinical Experience

Dr. Singer has over a decade of experience across emergency and intensive care settings. He has served as:

  • Attending Physician in the Emergency Department and Medical ICU at Lincoln Medical & Mental Health Center

  • Director of Emergency Department Critical Care and Ultrasound

  • Assistant Professor of Clinical Emergency Medicine at Weill Cornell Medicine

  • Adjunct Assistant Professor at New York Medical College

His clinical work spans emergency care, critical care, and medical education, with a focus on rapid decision-making, risk stratification, and complex patient management.

Prevention Philosophy

Dr. Singer’s approach centers on precision, data-driven prevention.

Rather than reacting to disease, he focuses on identifying early physiological signals and optimizing key drivers of long-term health, including:

  • Cardiovascular fitness (VO₂ max)

  • Metabolic function and glucose regulation

  • Body composition and muscle mass

  • Sleep quality and recovery

He integrates tools such as VO₂ max testing, DEXA scans, sleep analysis, and continuous glucose monitoring (CGM) to guide individualized care.

Role at Longevity Health

At Longevity Health, Dr. Singer works with patients to translate advanced diagnostics into actionable health strategies. His work includes:

  • Interpreting biomarker data and advanced lab testing

  • Assessing cardiovascular and metabolic risk

  • Designing personalized longevity and performance plans

  • Optimizing fitness, recovery, sleep, and metabolic health

He partners with patients both locally in New York City and virtually.

Services Provided

  • Longevity and performance consultations

  • Advanced diagnostics and biomarker interpretation

  • Cardiovascular and metabolic risk assessment

  • VO₂ max and fitness optimization

  • Body composition (DEXA) analysis

  • Sleep and recovery optimization

  • Personalized, longitudinal health planning

Location: NY, NJ, CT, TX and FL