Vaidyanath Temple, also called Vaijnath Temple and Baidyanth Temple is located at Deogarh in the Santal Parganas region of Bihar in the south west of Keeul Station. Baidyanath shrine is revered as one of the twelve Jyotirlingams of Shiva. It may be noted that some schools of thought believe Vaidyanath near Parali in Andhra Pradesh to be the Vaidyanatha Jyotirlingam.

Devotees of Lord Shiva believe that by sincere worship of Vaijnath Jyotirlinga a person is relieved of all worries and miseries in life. It is also said that by worshipping in the shrine a person attains Moksha and all types of happiness. As a tradition, devotees carry ‘Kanwars' on their shoulders and complete their travel here.