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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 (2)

The overall average patient rating of Dr. Marvin Chassin, Medical Oncology is Excellent. Dr. Chassin has been reviewed by 13 patients who have provided 2 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 4.8
Spends Time with Me 4.8
Follows Up After Visit 4.8

Specialties & Research

Dr. Marvin Chassin, MD is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 1 area:
  • Cancer

Education & Awards

Dr. Chassin graduated from Yale University, New Haven. He has 5 awards.

Patients' Choice Award (2013 - 2015)
Compassionate Doctor Recognition (2014 - 2015)
Top 10 Doctor - City (2014)
Mesa, AZ
Medical Oncologist
Top 10 Doctor - Metro Area (2014)
Phoenix Metro Area
Medical Oncologist
On-Time Doctor Award (2014 - 2015)


Dr. Chassin has 3 hospital affiliations:

  • Banner Heart Hospital 
  • Banner Desert Medical Center 
  • Banner Baywood Medical Center 

> > > > Dr. Marvin Chassin, MD

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Additional Information
Dr. Marvin Micah Chassin MD is a male Internist, has 39 years of experience and practices in Internal Medicine and Medical Oncology.
Where does Dr. Marvin M. Chassin practice?
Dr. Marvin Chassin has 1 office location.
Dr. Marvin Chassin practices Internal Medicine and Medical Oncology near Mesa, AZ.
See Mesa Internists and Mesa Oncologists.