Nithra Institute of Sleep Sciences, Annanagar

Chennai, India
Nithra Institute of Sleep Sciences, Chennai
  • Address : Door # 29, Plot # 1997, J Block, 13th Main Road Annanagar
  • City : Chennai - 600 040
  • Phone no : +91 44 43502252 / +91 90949 99955
  • Email :,
  • No. of Hospital Beds : 0
  • No. of ICU Beds : 0
  • No. of Operating Rooms : 0
  • Payment Mode : Cash, Card & Wire
  • Avg. International Patients : 153

International Recognitions & Collaborations

Specific Services for International Patients

  • Language capabilities English, Hindi, Telugu, Tamil, Kannada
  • Availability of international cuisines
  • Presence of a hotel / food court within hospital No
  • Facility for tele consultations for overseas patients Yes
  • Facility for video consultations Yes
  • Presence of a dedicated international desk No
  • Travel desk at the hospital No
  • Visa Assistance for international patients No
  • Appointment booking option in website Yes
  • Services for International Patients

Room Type & Facilities

  • Whether room options for separate by-stander stay available in the hospital premises No
  • Choices for accommodation for patients

Airport & Railway connectivity

Name Distance from Hospital
Nearest International Airport Chennai International Airport (MAA) 15.6km
Nearest Domestic Airport Chennai International Airport (MAA) 15.6km
Nearest Railway Station Chennai Central 14
Nearest Metro Station Koyambedu 6

Last Mile Connectivity

From Airport
Cab Services Train services Bus Other
OLA Cabs - 044 3355 3355
From Railway Station
Cab Services Train services Bus Other

Hotels Near by

Name Class (stars) No. of Rooms Price Range Per Night (IN INR) Price Range Per Night (IN USD) Distance from the Hospital Link/ URL for direct booking
Green park 4 0 5000 - 10500 70 - 150 3 Kms
Ambica Empire 3 0 7700 Onwards 110 2 Km
Vijay park 3 0 2420 - 4300 35 - 60 2 KM
Radha Regent 3 0 5500 - 8000 80 - 115 2 Kms
Sky park 2 0 1700 Onwards 30 Less than 100 kms

Nearest Sight seeing

Nearest Sight seeing options Distance from the Hospital Address Local Transportation avalaible in the city( metro/bus/other etc.) Cab opeartors, tariffs and contact details of opeartors
Marina Beach 12.5 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Besant Nagar Beach 20 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Sri Parthasarathy Temple 12 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Kapaleeshwar Temple 12 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Fort St. George 13 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
San Thome Church 15 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Connemara Public Library 8 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)
Arignar Anna Zoological Park 31 KM Cab, Metro, Auto, Bus OLA Cabs - 044 3355 3355 (Rs 11 per Km)

Local Outing/ Avenues to meet daily needs

Local Market What is primarily sold in these markets Type of Restaurants available Nearest places of worship by religion

Qualifications and Specialities

Name of Doctor Qualification Speciality
Dr. N.Ramakrishnan AB(Int Med), AB( Crit Care),AB (Sleep Med),MMM, FACP,FCCP,FCCM,FICCM, FISDA American Board Certified in Internal Medicine, Critical care Medicine & Sleep Medicine Sleep Specialist

Specialty and Procedure

Specialty Major Procedures to be highlighted
Sleep Medicine
Bilevel positive airway pressure (BiPAP) Titration
Continuous positive airway pressure (CPAP Therapy)
Multiple Sleep Latency test (MSLT)
Polysomnography (PSG)
4 channel Sleep study
Bariatric surgery / obesity management
Weight loss / bariatric surgery / obesity management

Nithra Institute of Sleep Sciences, A Unit of Utopian healthcare Pvt. Ltd. established in 2004 India’s first free standing comprehensive sleep centre managed by Dr. N. Ramakrishnan, American Board Certified Sleep Specialist.

Nithra Institute of Sleep Sciences is an outpatient allopathic clinic accredited by NABH (National Accreditation Board for Hospitals and Healthcare Organizations) and offers education, training, diagnosis and treatment for all sleep related problems. It is equipped with state-of-the-art technology and also has a homely and practical infrastructure to enhance patient comfort and satisfaction. The support personnel such as Sleep Technologists, Dietician, Lab technician and administrative staff work together to provide seemless multidisciplinary patient care.  

Our vision at Nithra is to be the preferred provider in the communities we serve by offering comprehensive specialist based care with superior customer service.

Our Mission at Nithra is to promote awareness about sleep problems amongst the healthcare providers and general public; diagnose and treat them early, to prevent long term health problems.

Nithra Institute of Sleep Sciences also has the unique distinction of offering the first University affiliated postdoctoral fellowship in Sleep Medicine. Our training program is affiliated to Tamilnadu Dr. MGR Medical University. In addition, we are accredited by Indian Sleep Disorders Association to train post graduate doctors for one year diploma in sleep medicine. We also offer short term training programs for doctors and sleep technicians.

We constantly strive to educate our community on the importance of good sleep for good health and frequently conduct awareness campaigns. Dr N. Ramakrishnan is well known for his health education programs conducted through visual media and for articles and comments in print and electronic media. He has also written two books (one of which is also available as audio book in CD format) in Tamil for public education.


Services for sleep disorders include diagnosis and management of:

  1. Sleep Apnea, Insomnia, Narcolepsy, Parasomnia, Circadian Rhythm Disturbances, Restless legs syndrome and other sleep related problems.
  2. Sleep studies (Portable and full polysomnogram as clinically appropriate, Multiple Sleep Latency Test, Maintenance of Wakefulness test & Actigraphy)
  3. Diet consultation and counseling
  4. Laboratory services (Only sample collection centre) outsourced to Medall healthcare Pvt. Ltd.
  5. Corporate health education on sleep disorders and nutrition