> > > > Dr. Mario Sznol, MD
Dr. Mario Sznol MD is a male Internist, has 28 years of experience and practices in Internal Medicine, Medical Oncology, Hematology & Oncology, Psychiatry, and Geriatric Psychiatry.
Dr. Mario Sznol has 3 office locations.
Yale University
800 Howard Ave
Hill, New Haven, CT 06519

Phone Number
Locations and availability (3)
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

  • Currently 3.5 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Mario Sznol is Excellent. Dr. Sznol has been reviewed by 4 patients who have provided 1 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.0
  • Currently 3 of 4 stars
Promptness 2.0
  • Currently 2 of 4 stars
Courteous Staff 3.3
  • Currently 3.25 of 4 stars
Accurate Diagnosis 3.5
  • Currently 3.5 of 4 stars
Bedside Manner 3.3
  • Currently 3.25 of 4 stars
Spends Time with Me 3.3
  • Currently 3.25 of 4 stars
Follows Up After Visit 3.3
  • Currently 3.25 of 4 stars

Specialties & Research

Dr. Mario Sznol, MD is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 13 areas:
  • Biological Therapy (Immunotherapy)
  • Breast Cancer
  • Cancer
  • Carcinoma
  • Depressive Disorder
  • Gene Therapy
  • Kidney Cancer
  • Kidney Cancer (Renal Cell Carcinoma)
  • Leukemia
  • Lung Cancer
  • Melanoma
  • Metastatic Cancer
  • Myelodysplastic Syndromes

Education & Awards

Dr. Sznol graduated from Baylor College of Medicine, Houston. He has 8 awards.

One of America's Leading Experts on:
Kidney Cancer (Kidney Neoplasm)
Kidney Cancer (Renal Cell Carcinoma)
Melanoma (Skin cancer)
Castle Connolly America's Top Doctors® (2014)
Castle Connolly America's Top Doctors® for Cancer (2014)
Castle Connolly's Top Doctors™ (2013)
Top Ten Doctors (2012)
Oncology, Downtown, New Haven, CT


Dr. Sznol has 1 hospital affiliations:

  • Yale-New Haven Hospital 

Accepted Insurance Plans

Dr. Sznol accepts these health insurances in at least one office:

  • United Healthcare - 2 plans
  • HIP Health Plan of New York - 8 plans
  • Empire Blue Cross Blue Shield - 3 plans
  • Blue Cross Blue Shield of Illinois - 2 plans
  • Americhoice - 2 plans
  • Community Health Network of Connecticut - 2 plans
  • Oxford Health Plans - 2 plans
  • Great-West Healthcare - 3 plans
  • Cigna - 2 plans
  • The Empire Plan (UHC) - 1 plan


  • Spanish

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Additional Information
Where does Dr. Mario Sznol practice?
Dr. Mario Sznol practices Internal Medicine, Medical Oncology, Hematology & Oncology, Psychiatry, and Geriatric Psychiatry near New Haven, CT.
See New Haven Internists, New Haven Oncologists, New Haven Psychiatrists, and New Haven Geriatric Doctors.