Browse Health
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Daniel Marelli is Good. Dr. Marelli has been reviewed by 5 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 3.0
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 3.0

Specialties & Research

Dr. Daniel Marelli, MD is board certified in Thoracic Surgery (Cardiothoracic Vascular Surgery).

  • He has special expertise in 10 areas:
  • Cardiac Surgical Procedures
  • Cardiopulmonary Bypass (CPB)
  • Coronary Artery Disease (CAD)
  • Coronary Disease
  • Heart Failure
  • Heart Transplantation
  • Lung Transplantation
  • Myocardial Diseases
  • Myocarditis
  • Tracheostomy

Education & Awards

Dr. Marelli graduated from Universite De Montreal. He has 1 awards.

One of America's Leading Experts on:
Heart Transplantation


Dr. Marelli has 10 hospital affiliations:

  • Hospital of the University of PA 
  • Thomas Jefferson University Hospital 


  • English
  • French
  • Hebrew
  • Spanish

> > > > Dr. Daniel Marelli, MD

Similar doctors nearby

Dr. Eileen Crawford

Orthopaedic Surgery
Dover, DE

Dr. Gary Szydlowski

Thoracic Surgery (Cardiothoracic Vascular Surgery)
25 years experience
Dover, DE

Dr. Jonathan Kates

Orthopaedic Surgery
36 years experience
Dover, DE

Dr. Gregory Daut

Orthopaedic Surgery
Dover, DE

Dr. Curtis Nelson

Neurological Surgery
39 years experience
Dover, DE

Dr. John Mannion

Thoracic Surgery (Cardiothoracic Vascular Surgery)
33 years experience
Dover, DE
Search All Similar Doctors
Additional Information
Dr. Daniel Marelli MD is a male Cardiothoracic Surgeon, has 25 years of experience and practices in Thoracic Surgery and Cardiothoracic Vascular Surgery.
Where does Dr. Daniel Marelli practice?
Dr. Daniel Marelli has 2 office locations.
Dr. Daniel Marelli practices Thoracic Surgery and Cardiothoracic Vascular Surgery near Dover, DE.
Additional practice locations include: Philadelphia, PA.
See Dover Surgeons.