Summary

Dr. Mark Alon is an internal medicine and hospital medicine specialist with 17 years of experience caring for patients with complex medical conditions. He earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery and completed his residency training at Harlem Hospital Center. His dual specialization allows him to provide comprehensive care both in outpatient settings and during hospital stays.

Dr. Alon is affiliated with several prestigious medical centers, including White Plains Hospital, Mayo Clinic Health System, Mount Sinai West, and Mount Sinai Kravis Children's Hospital, with his practice located in New York, New York. He specializes in treating serious conditions such as pneumonia, skin infections, and changes in consciousness levels. His expertise includes performing diagnostic procedures like chest imaging and heart rhythm monitoring to help identify and treat medical problems. Patients have given him an average rating of 4.5 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • 4.5
  • 17 years of experience
  • Harlem Hospital Center
  • 8 written reviews
  • 2 specialties
  • 5 areas of expertise
  • 4 hospital affiliations
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Mount Sinai Cardiology

1000 10th AveNew York, NY 10019
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mark Henry Dy Alon, MD
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Dr. Mark Henry Dy Alon, MDDr. Eric Yoon, MDDr. Andrew Fagelman, MDDr. Monte Ezratty, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.2 
3.8 
17 Years of Experience 27 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English, Spanish
New York , NYNew York , NYNew York , NYBronx , NY
Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: State University of New York Med School: Zicklin School of Business Med School: University Of Toledo College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark Henry Dy Alon

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Mark Henry Dy Alon has the following 2 specialties

Specialty Expertise

Dr. Mark Henry Dy Alon has the following 5 areas of expertise

  • Chest Pain
  • Gastrointestinal Bleeding
  • Hospital Medicine
  • Meningitis
  • Pneumonia

Certifications, License, & Education

17 Years Experience

Dr. Mark Henry Dy Alon holds an active medical license in the state of New York.

Medical License

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

Education & Training

Residency

Completed their residency at Harlem Hospital Center.

Medical School

Graduated from University Of Santo Tomas Faculty Of Medicine And Surgery in 2009.

NPI Number

Dr. Alon's NPI number is 1972910164.

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Frequently Asked Questions

Which hospitals is Dr. Mark Alon affiliated with?
Dr. Mark Alon is affiliated with White Plains Hospital, Mayo Clinic Health System, Mount Sinai West, and Mount Sinai Kravis Childrens Hospital.
Does Dr. Mark Alon accept my insurance?
You can see the insurance plans that Dr. Mark Alon accepts on their Vitals profile.
How can I make an appointment with Dr. Mark Alon?
You can find contact information for Dr. Mark Alon here on Vitals.
Where is Dr. Mark Alon's office located?
Dr. Mark Alon's office is located at 1000 10th Ave, New York, NY, 10019.
Does Dr. Mark Alon accept virtual/telehealth appointments?
Dr. Mark Alon has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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