Summary

Dr. Mario Sznol is an oncologist and internal medicine physician who earned his medical degree from Baylor College of Medicine. With 44 years of experience treating cancer patients, he has developed extensive expertise in helping patients navigate complex oncological conditions. Dr. Sznol is fluent in Spanish, Chinese, English, French, and German, allowing him to communicate effectively with patients from diverse backgrounds.

Dr. Sznol practices at Yale New Haven Hospital and Smilow Cancer Hospital in New Haven, Connecticut, where he focuses on treating serious conditions including melanoma, brain tumors in children, and lung cancer. His work involves using advanced diagnostic tools such as CT scans and MRI imaging to help identify and monitor cancer progression. Patients have given him an average rating of 3.6 on Vitals, reflecting his commitment to providing comprehensive cancer care to the New Haven community.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.6
  • 44 years of experience
  • speaks Spanish, Chinese, English, French, German
  • Baylor College Of Medicine
  • 2 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Mario Sznol has 4 locations

Yale New Haven Hospital

20 York StNew Haven, CT 06510

Smilow Cancer Hospital

35 Park StNew Haven, CT 06519
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

Smilow Hematology Clinic

35 Park StNew Haven, CT 06519
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. Mario Sznol, MD
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Dr. Mario Sznol, MDDr. Marilyn H MossDr. Louis E FazenDr. Panagiotis Kompotiatis, MD
OncologyPreventative MedicinePreventative MedicineNephrology
Accepts New Patients Accepts New Patients
3.6 
44 Years of Experience 44 Years of Experience 11 Years of Experience 18 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, Chinese, English, French, German Speaks English
New Haven , CTWoodbridge , CTNew Haven , CTMankato , MN
Med School: Baylor College Of Medicine Med School: Medical College Of Pennsylvania Med School: Yale University School Of Medicine Med School: University Of Athens School Of Health Sciences
Current Profile
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Insurance Plans Accepted by Dr. Mario Sznol

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

Medical Specialties

Dr. Mario Sznol has the following 2 specialties

Specialty Expertise

Dr. Mario Sznol has the following 14 areas of expertise

  • Biological Therapy (Immunotherapy)
  • Breast Cancer
  • Cancer
  • Carcinoma
  • Chemotherapy
  • Gene Therapy
  • Internal Medicine
  • Kidney Cancer
  • Leukemia
  • Lung Cancer
  • Melanoma
  • Metastasis
  • Metastatic Cancer
  • Myelodysplastic Syndromes

Certifications, License, & Education

44 Years Experience

Dr. Mario Sznol holds an active medical license in the state of Connecticut.

Medical License

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

Education & Training

Medical School

Graduated from Baylor College Of Medicine in 1982.

NPI Number

Dr. Sznol's NPI number is 1073501748.

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Frequently Asked Questions

Which hospitals is Dr. Mario Sznol affiliated with?
Dr. Mario Sznol is affiliated with Yale New Haven Hospital, Yale New Haven Hospital Saint Raphael Campus, and Connecticut Mental Health Center.
How can I make an appointment with Dr. Mario Sznol?
You can find contact information for Dr. Mario Sznol here on Vitals.
Does Dr. Mario Sznol accept my insurance?
You can see the insurance plans that Dr. Mario Sznol accepts on their Vitals profile.
Where is Dr. Mario Sznol's office located?
Dr. Mario Sznol's office is located at 20 York St, New Haven, CT, 06510.
Is Dr. Mario Sznol accepting new patients?
Dr. Mario Sznol is accepting new patients on Vitals. View Dr. Mario Sznol's profile on Vitals to make an appointment.

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