You must consult a Clinical Psychologist (MPhil Clinical Psychology) who can help to assess, diagnose and provide therapy for the same.
In India, a Clinical psychologist with MPhil Clinical Psychology is the only one who is trained professionally and has the license to diagnose and provide treatment.
Next Steps
Serefe Child Development and enhancement center in Gurgaon has a multi-speciality center, where we have Clinical Psychologist, Child Psychologist, Occupational therapist, speech therapist etc for the overall assessment and therapy for the child. I am a RCI Licensed Clinical Psychologist, you can consult me for the same. I work in Serefe.