Dr. Ruben John is a Psychiatrist in Kallisserry, Alappuzha and has an …read moreexperience of 12 years in this field. Dr. Ruben John practices at K M CHERIAN INSTITUTE OF MEDICAL SCIENCES in Kallisserry, Alappuzha. He completed DPM (Psychiatry) from Kasturba Medical College in 2015,MBBS from Kasturba Medical College in 2012 and DNB - Psychiatry from NBE in 2016.read less