The chief minister's direction comes after the project was stuck due to dearth of land in the national capital.
The AAP government has promised to construct 1,000 mohalla clinics across the city to provide basic health care to citizens free of cost closer home.
In his note to Chief Secretary M M Kutty, Kejriwal has directed him to scout for land in-house, and coordinate with the different departments of the Delhi government who own land and identify 850 pieces of land, equally distributed across the city by June 30.
Kejriwal has been reviewing the functioning of the health department and other departments since the Aam Aadmi Party faced drubbing in all the three municipal corporations in April.