Highlights
Age Groups Seen
- Adult
Languages
- English
Gender
MaleAbout David Barnhart
Biography
Education & Board Certifications
Education
- Medical Education: The Ohio State University College of Optometry, 1980
- Undergraduate: The Ohio State University, 1976
Professional Memberships
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 2026-03-27, Dr. Barnhart 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
Ratings & Reviews
4.8 out of 5
335 ratings, 25 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 4/15/2026
Dr Barnhart is a kind, professional doctor who always instills confidence in my care.
- 5 out of 5 starsReviewed on 4/8/2026
Dr. Barnhardt is excellent.
- 5 out of 5 starsReviewed on 3/19/2026
Dr. Barnhart is exceptional, detailed and truly feel he cares about how I am doing. So kind.
- 5 out of 5 starsReviewed on 1/23/2026
Dr. Barnhart was very courteous and patient with my dad.
- 5 out of 5 starsReviewed on 1/7/2026
I have gone to see Dr Barnhart for years now and am very happy with the service he provides to me and that he treats me very well and explains everything In terms that I understand. I have referred my son to him who actually goes there now.
- 5 out of 5 starsReviewed on 12/24/2025
Dr Barnhart has been my provider for many years and consistently provides excellent care.
- 5 out of 5 starsReviewed on 12/24/2025
Dr. Barnhart very concerned and completely explained all about examination and what he found. Also respectful of my concerns.
- 5 out of 5 starsReviewed on 12/24/2025
Felt very comfortable going to the Dr. .
- 5 out of 5 starsReviewed on 12/24/2025
Doctor Barnhart showed much care, professionalism, and expertise during my visits to his office. I would really recommend him to others who are in need of a qualified physician! Merry Christmas and Happy New Year!
- 4 out of 5 starsReviewed on 12/24/2025
Dr Barnhart was knowledgeable, caring, a good communicator, and respectful toward me.
- 5 out of 5 starsReviewed on 10/29/2025
Doc and assistant was great
- 5 out of 5 starsReviewed on 9/19/2025
The care provider was efficient but not very warm or friendly.
- 5 out of 5 starsReviewed on 8/19/2025
Dr Barnhart has always and continues to be professional yet approachable. He explains well, and does not hesitate to answer any questions
- 5 out of 5 starsReviewed on 8/19/2025
Enjoyable experience. Dr. Barnhart is always very thorough, knowledgeable, and kind.
- 5 out of 5 starsReviewed on 8/19/2025
Dr Bernhardt is very thorough and very kind.Glad he's my doctor.
- 5 out of 5 starsReviewed on 8/19/2025
He was great. He was able to tell me what the problem was with my eyes. Compared to that Roth doctor in Beachwood. That the problem was I had droopy eyes and had the nerve to send me to a cosmetic doctor. Really.
- 5 out of 5 starsReviewed on 8/11/2025
Dr. Barnhart is thorough and efficient. I am happy I continue to see him for my eye care.
- 5 out of 5 starsReviewed on 7/30/2025
Your staff was very welcoming.Dr Barnhart is very pleasant and professional.We will return.
- 5 out of 5 starsReviewed on 7/28/2025
Very good experience, doctor was very kind and professional. Even though I couldn't speak English, he was very patient with me
- 5 out of 5 starsReviewed on 7/28/2025
Dr Barnhart is been amazing. I have been to many opticians to correct my issues but he has been the only one that has managed to correct my problems. A great provider. I maintain my care and confidence with him.
- 5 out of 5 starsReviewed on 7/21/2025
Dr. Barnhart is a treasure.
- 5 out of 5 starsReviewed on 7/14/2025
Dr Barnhart is always kind and shows concern for my question He is very thorough and he make me feel comfortable and confident my vision is perfect
- 5 out of 5 starsReviewed on 6/18/2025
This was my first visit with this doctor and I was pleasantly impressed with his professionalism and the fact that he didn't rush me and answered all my questions.
- 5 out of 5 starsReviewed on 6/18/2025
My extreme gratitude goes to the Doctor for seeing me even though I was late in arriving; His very kind and warm treatment towards me as a patient was excellent!
- 5 out of 5 starsReviewed on 6/6/2025
Dr. Barnhart is always the best. I wouldn't trade.