Spread over an area of 74,000 sq ft, the ISO 9001:2000-certified hospital is registered under Society Act of Tamil Nadu.

The hospital was started by D. K. Srinivasan, a business person and social worker and C. S. Gangadhar Sharma, a leprologist,[1] as an outpatient clinic in a shed on 5 December 1982.

[2] On 14 April 1985, a 10,000 sq ft 3-storied Sri Rama Nama block was opened by the then Vice President of India, R. Venkataraman.

On 14 September 1988, an in-patient wing with 20 beds and a major operation theatre were opened and general surgeries were conducted.

In 2001, various facilities such as mammography, 300 MA x-ray unit, automatic film processor, C'Arm table, operating microscope and Yag laser were added.

Under the Narayana Seva, free intensive medical camps for rural areas are conducted every Sunday in various villages where patients screened earlier by paramedical staff are treated.

The Bhakta Jana Seva services are free rural mobile clinics popular among slums and villages around Tambaram.