Summary

Dr. Tomas Neilan is a cardiovascular disease specialist who also practices internal medicine. He earned his medical degree from University College Dublin School of Medicine and Medical Science and completed his residency training at Massachusetts General Hospital. With three decades of experience in cardiovascular care, Dr. Neilan has developed extensive expertise in treating heart rhythm disorders and comprehensive cardiac conditions.

Dr. Neilan practices at Massachusetts General Hospital in Boston, Massachusetts, where he also holds hospital affiliations with Mass General Hospital for Children. His clinical focus includes treating cardiac arrhythmias, atrial fibrillation, and ventricular arrhythmias. He performs diagnostic procedures such as electrocardiograms, ambulatory EKG monitoring, and contrast echocardiography to evaluate heart function and rhythm patterns. Patients consistently rate Dr. Neilan highly for his care, giving him an average rating of 5.0.

AI-generated from data on this provider profile.

Quick Facts

  • 5
  • 30 years of experience
  • Massachusetts General Hospital
  • 6 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 1 office location
  • Male

Office Location

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Dr. Tomas Gerald Neilan, MDDr. Dana Weisshaar, MDDr. Robert Basil AntoniouNancy J Bertaux
Cardiovascular DiseaseCardiovascular DiseaseAnesthesiologyNurse Practitioner
Accepts New Patients Accepts New Patients
4.4 
30 Years of Experience 37 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks Spanish, English
Boston , MACambridge , MABrighton , MAMarblehead , MA
Med School: University College Dublin School Of Medicine And Medical Science Med School: University of Toledo Medical School Med School: State University Of New York Upstate Medical University
Current Profile
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Insurance Plans Accepted by Dr. Tomas Gerald Neilan

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

Medical Specialties

Dr. Tomas Gerald Neilan has the following 2 specialties

Specialty Expertise

Dr. Tomas Gerald Neilan has the following 14 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Cholesterol
  • High Cholesterol (Hypercholesterolemia)
  • Hypertension
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

30 Years Experience

MEDICAL LICENSE

Medical Doctor, Massachusetts, 2026, Active

EDUCATION & TRAINING

Residency

Massachusetts General Hospital

Medical School

University College Dublin School Of Medicine And Medical ScienceGraduated in 1996

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Frequently Asked Questions

Is Dr. Tomas Neilan accepting new patients?
Dr. Tomas Neilan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Tomas Neilan accept my insurance?
You can see the insurance plans that Dr. Tomas Neilan accepts on their Vitals profile.
Where is Dr. Tomas Neilan's office located?
Dr. Tomas Neilan's office is located at 55 Fruit St, Boston, MA, 02114.
Does Dr. Tomas Neilan accept virtual/telehealth appointments?
Dr. Tomas Neilan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Tomas Neilan affiliated with?
Dr. Tomas Neilan is affiliated with Massachusetts General Hospital and Mass General Hospital For Children.

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