how long does it take to become cardiologist after 12th in India and also in Europe?

Hello student in India it takes almost 11year to become a successful cardiologist
MBBS (5 1 / 2 years) + MD (3 years) + DM incardiology(3 years) = 11 1 / 2 years =Cardiologist

Top Institutes Offering MD in Cardiology
Name of Institute City Average Annual Fees
A.J. Institute of Medical Science and Research Centre Mangalore INR 3,45,00
All India Institute of Medical Sciences New Delhi INR 5,500
Maharashtra University of Health Sciences Nasik INR 1,80,000
Dr. NTR University of Health Sciences Vijayawada INR 5,40,000
PGIMER Chandigarh INR 2,370
Kasturba Medical College Mangalore INR 3,48,600
Amrita Vishwa Vidyapeetham Coimbatore INR 10,00,000
Amala Institute of Medical Science Trissur INR 20,70,00
Eligibility for MD in Cardiology
Candidates wishing to pursue the course need to have attained the 10+2 qualification with Biology, Chemistry and Physics as main subjects. Additionally, such candidates need to appear for and qualify the relevant competitive entrance exam and pursue an MCI- recognized MBBS (Bachelor of Medicine and Bachelor of Surgery) which is a 5 and a half year- long course and includes a 1-year long compulsory rotating internship. The internship needs to be completed by such candidates by 31st March of the admission year

Feel free to comment if you have any doubt
Good luck