Highlights
Age Groups Seen
- Adult
Languages
- English
Gender
MaleLocations
- Fairview Hospital
- 18101 Lorain Avenue, Cleveland, OH 44111
- Get Directions
- Avon - Richard E. Jacobs Health Center
- 33100 Cleveland Clinic Boulevard, Avon, OH 44011
- Get Directions
Education & Board Certifications
Education
- Fellowship: Cleveland Clinic, 2012
- Fellowship: Cleveland Clinic, 2011
- Fellowship: The Ohio State University Wexner Medical Center, 2010
- Residency: Sri Sathya Sai Institute of Higher Medical Sciences - Bangalore, 2005
- Residency: Kilpauk Medical College, 1999
- Medical Education: Chengalpattu Medical College Hospital, 1996
Board Certifications
- Neurological Surgery: National Board of India - Neurosurgery, 2006
Research & Publications
See publications for this provider. (Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)
Industry Relationships
Cleveland Clinic physicians and scientists collaborate with industry to advance medical breakthroughs. These partnerships help commercialize discoveries for public benefit while maintaining scientific integrity. To ensure transparency and minimize potential bias, Cleveland Clinic reviews these relationships and publicly discloses when physicians/scientists receive significant compensation for consulting, serve in fiduciary roles, receive royalties, or hold equity interests related to their work. We manage potential conflicts through approval processes, annual reporting, and targeted management plans.
As of 2025-07-14, Dr. Subramaniam has reported no financial relationship with industry that is applicable to this listing.
In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.
Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.
* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.
Insurances Accepted
Video
Ratings & Reviews
4.8 out of 5
196 ratings, 12 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 3/24/2026
NP''s following Dr. G Subramaria were fantastic. They provided info & care to increase my recovery comfort.
- 5 out of 5 starsReviewed on 2/6/2026
Can't find a better or more caring doctor.
- 5 out of 5 starsReviewed on 2/3/2026
Dr was VERY kind, considerate and thorough in exam and explanation.
- 5 out of 5 starsReviewed on 1/12/2026
Dr Subramaniam good guy takes interest in you as a person not a number ! Plus he Knows about Huskies
- 5 out of 5 starsReviewed on 12/22/2025
He's very patient!!!!! He's very good on explaining things!!!!
- 5 out of 5 starsReviewed on 12/1/2025
Doctor super man is an amazing doctor.
- 5 out of 5 starsReviewed on 8/25/2025
Dr. Gandhivarma was exceptionally great in explaining everything in detail. He did not rush through the appointment and answered all concerns in details. I would say that this was probably one of the best doctors' visit I ever had.
- 5 out of 5 starsReviewed on 8/12/2025
Dr. Subramanium provided very Clear and comprehensive explanations.
- 5 out of 5 starsReviewed on 8/12/2025
Dr. Subramanium was very thorough and answered most of my questions before I even asked them. The nurse or P.A. Was also very helpful as well as the person scheduling my surgery.
- 5 out of 5 starsReviewed on 8/12/2025
Doctor was excellent
- 5 out of 5 starsReviewed on 7/29/2025
The provider was attentive and responsive to my comments.
- 5 out of 5 starsReviewed on 7/8/2025
The Dr was wonderful. The results of the operation were not