As per your chart, we can say that the most probable time when you could start practicing your medical profession could be in the year 2026.
A conducive time for you to get married starts in the year 2027. You are fortunate in terms of your life partner. You will have quite a good, comfortable and happy married life. Your future wife would be a soft, gentle and docile person.
Simha Lagna with Lagna lord Sun in the tenth house conjunct Mercury, Jupiter and Saturn; Tenth lord Venus exalted in natal chart; Tenth lord of Dashamsha is exalted;
Jupiter Maha Dasha starts in 2023, Saturn Antar Dasha is running and Venus Pratyantar Dasha starts in 2026 and Jupiter Pratyantar Dasha Starts in May 2027.