Summary

Dr. Daniel Leonard is a cardiologist and internal medicine physician with 45 years of experience treating patients with heart and cardiovascular conditions. He earned his medical degree from the University of Cincinnati College of Medicine and completed his residency at New York Presbyterian Hospital. Dr. Leonard is multilingual, speaking Chinese, English, French, and Spanish to better serve his diverse patient population.

Dr. Leonard practices at Northern Westchester Hospital and sees patients at the Optum Medical Mount Kisco Campus in Mount Kisco, New York. His extensive background in both cardiovascular disease and internal medicine allows him to provide comprehensive care for complex medical conditions. Patients have given him an average rating of 4.2 out of 5 stars on Vitals, reflecting their confidence in his expertise and care approach.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 45 years of experience
  • speaks Chinese, English, French, Spanish
  • New York Presbyterian Hospital
  • 5 written reviews
  • 2 specialties
  • 1 area of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Daniel Andrew Leonard has 2 locations

Optum Medical Mount Kisco Campus

110 S Bedford RdMount Kisco, NY 10549
Mon9:00 am - 6:30 pm
Tue9:00 am - 6:30 pm
Wed9:00 am - 6:30 pm
Thu9:00 am - 6:30 pm
Fri9:00 am - 4:30 pm
Sat9:00 am - 12:30 pm
Sun9:00 am - 12:30 pm

Northern Westchester Hospital

400 E Main StMount Kisco, NY 10549

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Dr. Daniel Andrew Leonard, MDShepard D. Weiner, MDGerald W Neuberg, MDDr. Hirad Yarmohammadi, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.9 
4.8 
45 Years of Experience 23 Years of Experience 43 Years of Experience 24 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, English, French, Spanish Speaks French, Italian, Spanish Speaks Farsi
Mount Kisco , NYNew York , NYBronx , NYNew York , NY
Med School: University Of Cincinnati Med School: Icahn School Of Medicine At Mount Sinai Med School: Columbia University College Of Physicians & Surgeons Med School: Shiraz University Of Medical Sciences
Current Profile
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Insurance Plans Accepted by Dr. Daniel Andrew Leonard

  • Accepts Medicare

Medical Specialties

Dr. Daniel Andrew Leonard has the following 2 specialties

Specialty Expertise

Dr. Daniel Andrew Leonard has the following area of expertise

  • Internal Medicine

Certifications, License, & Education

45 Years Experience

Dr. Daniel Andrew Leonard holds an expired medical license in the state of New York.

Medical License

Medical Doctor with an expired medical license in the state of New York that expired in 2026.

Education & Training

Residency

Completed their residency at New York Presbyterian Hospital.

Medical School

Graduated from University Of Cincinnati and University Of Cincinnati College Of Medicine in 1981.

NPI Number

Dr. Leonard's NPI number is 1417901554.

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Frequently Asked Questions

What languages does Dr. Daniel Leonard speak?
Dr. Daniel Leonard speaks Chinese, English, French, and Spanish.
How can I make an appointment with Dr. Daniel Leonard?
You can find contact information for Dr. Daniel Leonard here on Vitals.
Is Dr. Daniel Leonard accepting new patients?
Dr. Daniel Leonard is accepting new patients on Vitals. View Dr. Daniel Leonard's profile on Vitals to make an appointment.
Does Dr. Daniel Leonard accept virtual/telehealth appointments?
Dr. Daniel Leonard has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Daniel Leonard accept my insurance?
You can see the insurance plans that Dr. Daniel Leonard accepts on their Vitals profile.

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