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Department Internal Medicine and Geriatrics
Primary Location Cleveland Clinic Main Campus
Type of Doctor Adults Only
Languages English
Surgeon No
Locations
Cleveland Clinic Main Campus
Primary Location

Cleveland Clinic Main Campus

Appointment:
216.444.5665
Desk:
216.445.6914
Fax:
216.445.1007
Insurance

Insurance

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Biography

About Daniel Sullivan, MD

Daniel Sullivan, MD, has an interest in Preventive Care and Wellness, as well asĀ in improving the quality of life for older adults.
Education & Professional Highlights

Education & Professional Highlights

Appointed
2006

Education & Fellowships

Residency - Albany Medical Center
Internal Medicine
Albany, NY
1985

Internship - Albany Medical Center
Internal Medicine
Albany, NY
1983

Medical Education - New York Medical College
Valhalla, NY
1982

Undergraduate - Williams College
Chemistry
Williamstown, MA
1978

Certifications

  • Internal Medicine

Specialty Interests

Primary care promotion as a career, wellness

Research & Publications

Research & Publications

See publications for Daniel Sullivan, MD.

(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

Industry Relationships

Cleveland Clinic physicians and scientists may collaborate with the pharmaceutical or medical device industries to help develop medical breakthroughs or provide medical expertise or education. Cleveland Clinic strives to make scientific advances that will benefit patient care and support outside relationships that promise public benefit. In order for the discoveries of Cleveland Clinic physicians' and scientists' laboratories and investigations to benefit the public, these discoveries must be commercialized in partnership with industry. As experts in their fields, Cleveland Clinic physicians and scientists are often sought after by industry to consult, provide expertise and education.

To assure professional and commercial integrity in such matters, Cleveland Clinic maintains a program that reviews these collaborations and, when appropriate, puts measures in place to minimize bias that may result from ties to industry. Cleveland Clinic publicly discloses the names of companies when (i) its physicians/scientists receive $5,000 or more per year (or, in rare cases, equity or stock options) for speaking and consulting, (ii) its physicians/scientists serve as a fiduciary, (iii) its physicians/scientists receive or have the right to receive royalties or (iv) its physicians/ scientists hold any equity interest for the physician's/scientist's role as inventor, discoverer, developer, founder or consultant.* In publicly disclosing this information, Cleveland Clinic tries to provide information as accurately as possible about its physicians' and scientists' connections with industry.

As of 9/13/2024, Dr. Sullivan has reported the financial relationships with the companies listed below. 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.

Patient Satisfaction Reviews

270 Patient Satisfaction Reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Cleveland Clinic.

Overall Star Ratings
4.9 out of 5
Explains 4.8
Courtesy, Respect & Concern 4.9
Patient Rating of Doctor 4.9

110 Patient Comments

Reviewed on Oct 29, 2024

Dr Sullivan is extraordinary! Patient, caring, helpful, and I am grateful for his knowledge and experience. I always feel better after an appointment. I trust him completely.

Reviewed on Oct 23, 2024

Meeting with Dr. Sullivan is always an integral part of my visits to Cleveland Clinic. He has a unique and completely professional approach to integrating and aggregating report data from the appointments I had with each specialist. This results in a complete understanding of the current state of my health and what will be required to maintain my health moving forward.

Reviewed on Oct 23, 2024

Regardless of the care provider, particularly in respect to the above questions, the care I received, was always thorough, professional, insightful and decidedly helpful.

Reviewed on Oct 17, 2024

Dr Sullivan is wonderful and very helpful

Reviewed on Oct 17, 2024

Dr sullivan is very caring and responsive to my medical care. I appreciate his honesty and support now and ongoing

Reviewed on Oct 15, 2024

Dr Sullivan is amazing!

Reviewed on Oct 11, 2024

Dr Sullivan ask great questions His approach feels more inclusive and my voice actual heard that he brought me to good tears. I have a complex case made more difficult by comorbidities and flare ups. I am in a Diagnostic odyssey and appreciate his desire to coordinate my care

Reviewed on Oct 11, 2024

Thank you Dr Sullivan for your caring and kind care

Reviewed on Oct 1, 2024

Dr. Sullivan actually talked to me like a human being ,asked me questions and let me questions.

Reviewed on Sep 24, 2024

Dr. Sullivan was by far the most empathetic and kind doctor I have ever met. He was reassuring and confident in my care and what I needed for support. He spent the time to get to know me and make sure that all of my questions were getting answered.

Reviewed on Sep 20, 2024

Dr. Sullivan is very responsive and knowledgeable. it is easy to work him.

Reviewed on Sep 20, 2024

I really appreciate working with DR. Sullivan.

Reviewed on Sep 19, 2024

I've never had a doctor whose bedside manner was this excellent. Dr. Sullivan listened to all of my concerns, validated what I've been dealing with, and assured me that we were going to figure out what is going on and get things under control. He even walked us back to our hotel after our appointment.

Reviewed on Sep 18, 2024

Scheduling team was very attentive to my needs to see Dr. Dan Sullivan via video visit since I live over 7 hours away.

Reviewed on Sep 18, 2024

Dr. Dan Sullivan is awesome! He is my 'goto' doctor when I need to find specialist that can help with my conditions.

Reviewed on Sep 16, 2024

I had a good experience with Dr. Sullivan, he was very down to earth open minded, very professional, and caring.

Reviewed on Sep 16, 2024

Each doctor that I saw there express their concern for my health.

Reviewed on Sep 11, 2024

Dr. Sullivan is a wonderful communicator, both excellent explanations, as well as a keen listener

Reviewed on Sep 11, 2024

Dr. Sullivan is knowledgeable about all my medical concerns and very supportive of my feelings.

Reviewed on Sep 6, 2024

Excellent doctor

Reviewed on Sep 4, 2024

Everything Dr. Sullivan says is courteous, respectful, but he leaves any hope of treatment to others who may have no Inclination to help.

Reviewed on Aug 29, 2024

Dr Sullivan is magnificent

Reviewed on Aug 29, 2024

He's super

Reviewed on Aug 21, 2024

The call was for my wife and her condition is neurological and the physician was not a neurologist and the reason for the "good" ratings above as this was not his area of expertise but provided insight and empathy that was much appreciated.

Reviewed on Aug 2, 2024

Telemedicine isn't the easiest medium and do I was especially impressed with the way Dr Sullivan handled our appointment.

Reviewed on Jul 31, 2024

Dr. Sullivan's the best!

Reviewed on Jul 25, 2024

Dr Sullivan scheduled a zoom quickly after I applied and in that zoom laid out a complete plan of care. So comprehensive.

Reviewed on Jul 25, 2024

Dr Sullivan, in addition to his high level of medical expertise, clearly cares, a huge factor in medical care that often gets lost

Reviewed on Jul 24, 2024

Dr. Sullivan always responds to my emails and phone calls.

Reviewed on Jul 9, 2024

Doctor Sullivan is very friendly, caring and is focused on the patient's. Yet, he is very professional.

Reviewed on Jul 1, 2024

I could not get the volume to work so Dr. Sullivan immediately called me the old-fashioned way and we discussed the results of my visit

Reviewed on Jul 1, 2024

Dr. Sullivan was someone that I would have no problem returning to. I highly recommend him. I felt like he treated me like family.

Reviewed on Jun 28, 2024

Dr. Sullivan is a wonderful doctor! He not only is a brilliant-super-knowledgeable doctor, but he has a caring nature and kind heart. He listens intently, and goes above and beyond to ensure you are getting the best medical care possible. I highly recommend him - and feel very grateful to have him as my doctor.

Reviewed on Jun 28, 2024

I definitely feel like the care I get from the entire staff at Cleveland Clinic is far superior to any other doctor or facility (including Mayo Clinic and Johns Hopkins) that I have ever been to!

Reviewed on Jun 26, 2024

Dr. Sullivan was extremely compassionate and caring and I felt like he was a family member. I would highly recommend him to anyone.

Reviewed on Jun 14, 2024

Good experience. Felt good after talking with Dr Sullivan

Reviewed on Jun 13, 2024

Dr Sullivan and rest of the crew was excellent

Reviewed on Jun 13, 2024

I am a patient of Cleveland Clinic in London wishing to transfer to Cleveland. It took numerous attempts to get an appointment. However, once I actually met Dr Sullivan, it has become much better.

Reviewed on Jun 13, 2024

Difficult to get first point of entry, but much better once I met Dr Sullivan.

Reviewed on Jun 7, 2024

Dr. Sullivan is probably the best physician I've ever seen. He was informative, an excellent listener, and extremely attentive. I needed blood tests and an xray. He personally walked me to the blood lab to have tests done. At the end of my visit he said he would receive the results personally and get back to me.I left the hospital at 6:00 PM and by 8:48 AM the next morning, I had a message from Dr. Sullivan with an assessment of the results and our next step. Amazing, and I would recommend him to any and everyone. Excellent medical experience.

Reviewed on Jun 6, 2024

I have never felt so cared from and heard. The doctor came across as not only kind but loving. You felt like they took care of you as though you were their family!

Reviewed on Jun 6, 2024

Dr. Sullivan is excellent in all regards .

Reviewed on Jun 6, 2024

The response by Dr. Sullivan and his team to MyChart messages is excellent. Contact and scheduling with other components of the Clinic is difficult and generally not as good as it should be..

Reviewed on Jun 6, 2024

Dr.Sullivan is an excellent listener. His approach is professionally friendly. His questions are very well coordinated to the point.I have always felt confident and safe in his care.

Reviewed on May 31, 2024

Dr Sullivan is an excellent communicator and doctor

Reviewed on May 30, 2024

Dr. Dan Sullivan can best be described in the single word exceptional.

Reviewed on May 29, 2024

Dr Sullivan is wonderful.

Reviewed on May 20, 2024

Dr Sullivan is excellent and incredibly helpful.

Reviewed on May 20, 2024

Consistently great doctors.

Reviewed on May 16, 2024

I have never been to a doctor that truly listened to me and was so very thorough.

Reviewed on May 15, 2024

Dr Sullivan and Cleveland Clinic are outstanding in every way!You set the standards for health care and customer care!

Reviewed on May 15, 2024

I would recommend Dr Sullivan and Cleveland Clinic to everyone

Reviewed on May 14, 2024

Dr Sullivan is first class

Reviewed on May 10, 2024

I wish there were more than 5's. I'd give Dr Sullivan 10's. He is a most remarkable caregiver! He answered all my questions, and provided advice on issues I had concerns about. A classic example why the Cleveland clinic is rated one of the top hospitals in the world!

Reviewed on May 7, 2024

Dr. Sullivan takes the time to explain treatment reasons and outcomes expected. This is very appreciated as it helps me understand the path toward better health. I am grateful for Dr. Dan's advocacy for me.

Reviewed on May 2, 2024

Dr. Sullivan is excellent. Great communicator.

Reviewed on May 1, 2024

Dr. Sullivan is excellent

Reviewed on Apr 26, 2024

Enjoy meeting and talking with Dr Sullivan. Very receptive to what I had to say!

Reviewed on Apr 24, 2024

Dr. Sullivan took the appropriate amount of time to get to know me....and then proceeded with the medical mission of our call.

Reviewed on Apr 23, 2024

Dr Sullivan is everything I want in a doctor - easy to talk to, good listener, knowledgeable, looks at me, kind, patient, thorough, efficient. What more could I ask for. He is a treasure!

Reviewed on Apr 23, 2024

Always get such good care at the Clinic. I am especially blessed having Dr Sullivan and his wonderful staff as my caregivers.

Reviewed on Apr 19, 2024

Best doctor ever

Reviewed on Apr 19, 2024

Dr Sullivan is an amazing, caring and consummate professional

Reviewed on Apr 19, 2024

Feel fortunate to have Dr Sullivan as my pcp

Reviewed on Mar 28, 2024

The professionalism and efficiency of CC has been a joy to deal with. Although the reason for the upcoming visit involves not great stuff, all I have dealt with have been compassionate especially Dr. Sullivan.

Reviewed on Mar 27, 2024

Doctor Sullivan is a superior human being who communicates with warmth, care, and validates the patient by listening to the patient on multiple levels, emotional, intellectual, medical. His depth of medical knowledge reassures that the care he suggests is the correct path to follow. He works with patient as a partner. Warmth and great humor!!

Reviewed on Mar 27, 2024

I cannot possibly begin to extend my gratitude to Dr. Sullivan! He is super brilliant, knowledgeable, attentive, informative, and on top of being a wonderful doctor- he is kind and friendly. He really spent a long time with me; getting to know me, and learning about my complex medical history. I feel like I'm finally going to get the medical help, attention and support that I've been searching for... And that i'm the best of hands with his care!

Reviewed on Mar 27, 2024

I highly recommend Dr. Sullivan! He's one of the best doctors I've ever seen in my life and there have been a lot of doctors!

Reviewed on Mar 26, 2024

Dr Sullivan has been outstanding throughout this process. He is kind, accessible, and empathetic.

Reviewed on Mar 26, 2024

Dr. Sullivan is an true professional with exceptional "bedside manor."

Reviewed on Mar 25, 2024

Dr. Sullivan's empathic listening skill is consistently on display. His appreciation for the impacts of complications of my son's spinal chord injury accident on my own health was unexpected and welcome.

Reviewed on Mar 21, 2024

Very good outcome zDr Sullivan was very good on hearing my situation with my legs overall I was very satisfied. THANK YOU

Reviewed on Mar 21, 2024

Very impressed with Dr. Sullivan's knowledge of my medical history prior to speaking with me. He was very kind, informative, and so easy to talk to.

Reviewed on Mar 13, 2024

Dr Sullivan is kind and caring. However, the delay in care in getting an initial appointment was not acceptable until a family friend called CC. Also the consult made after the initial assessment is over four months away. This delay in care is unacceptable making the initial assessment not helpful at all for daily episodes of very concerning symptoms.

Reviewed on Mar 13, 2024

Dr. Sullivan is great, scheduling on CC appointments has been tough

Reviewed on Mar 12, 2024

Dr. Sullivan who act as my primary care managers and outstanding physician.

Reviewed on Mar 5, 2024

Dr Dan Sullivan is the Best doctor I've ever had. Felt comfortable enough to share myShort story.

Reviewed on Feb 21, 2024

Dr Sullivan was very thorough and kind. He was extremely well prepared. He asked great questions and overall I experienced very high quality care from him.

Reviewed on Feb 21, 2024

Dr. Sullivan was so wonderful at explaining everything. I feel confident that my medical issues will be resolved working with him and the rest of the doctors at the Cleveland clinic.

Reviewed on Feb 20, 2024

Dr. Sullivan has been wonderful at responding to messages, organizing appointments and communicating thru this process!

Reviewed on Feb 20, 2024

Again Zoom didn't work, talked over telephone. The Dr called me.

Reviewed on Feb 20, 2024

Dr. Sullivan was very respectful and showed genuine care for my situation

Reviewed on Feb 12, 2024

Dr Sullivan seems genuinely concerned with my issues and concerns and demonstrates a sincere desire to. Structure a treatment protocol effective in Meeting our objectives.

Reviewed on Feb 1, 2024

Doc Sullivan's office was instrumental in getting us scheduled with multiple doctors on short notice.

Reviewed on Feb 1, 2024

Doc Sullivan was very personable and helpful.

Reviewed on Jan 25, 2024

Excellent experience. Dr Sullivan listens and gives thoughtful responses. He is a problem solver !

Reviewed on Jan 25, 2024

We need more physicians like Dr Sullivan

Reviewed on Jan 24, 2024

Dr. Sullivan has the best " bedside" ( in this case " office") manner of any doctor I have ever seen, and I am soon to be 85 so have seen a few. He is attentive, charming, knowledgeable, and extremely helpful. Again, the most h satisfactory office visit with a doctor I have ever had.

Reviewed on Jan 23, 2024

Dr. Sullivan is my favorite doctor, he is kind, courteous, empathetic, and always optimistic. I sleep better after talking to him.

Reviewed on Jan 22, 2024

Dr Sullivan is our quarterback. He is so caring and listens to what you say and don't say. He cares about the whole family. Many cities we have lived in. Many hospitals. Way too many doctors trust me no one more knowledgeable, caring and kind as Dr. Sullivan.

Reviewed on Jan 22, 2024

Dr. Sullivan answered all my questions, gave good advice, and put my mind at ease about a couple concerns I had. He is by far the best general internist I have seen my entire life (78 years!). He also communicated with the other doctors I saw that week. The coordination amongst various doctors impressed me the most. I felt SO cared for.

Reviewed on Jan 16, 2024

Dr Sullivan went above and beyond to provide world class service.

Reviewed on Jan 12, 2024

Excellent doctor

Reviewed on Jan 8, 2024

Dr Sullivan the best

Reviewed on Jan 5, 2024

Dr Sullivan was Fantastic. He actually listened to my concerns

Reviewed on Jan 5, 2024

From initial contact via MyChart message to the video meeting with Dr. Sullivan, every step went smoothly, including timely and quick response.

Reviewed on Jan 5, 2024

Dr. Sullivan helped me to understand the potential importance and seriousness of my situation, what to consider regarding my follow-up X-Ray and Ultrasound, and what questions to ask to fully understand the results of the testing and next steps based on the outcomes.

Reviewed on Dec 20, 2023

Excellent doctor

Reviewed on Dec 7, 2023

I realize doctors appointments can take a while. It's a bummer to have to wait 2 more months before I can see a specialist but I realize it's a busy industry and others need care as well.

Reviewed on Dec 6, 2023

Dr. Sullivan is one of the best general practice doctors we have had. He is very professional, great listener, very polite, very respectful and extremely efficient. He makes appointments very pleasant and makes us feel he cares. Wish all doctors were like Dr. Sullivan.

Reviewed on Dec 5, 2023

Dr Sullivan was very professional, thorough and caring.

Reviewed on Nov 29, 2023

Dr. Sullivan was very affable. Communication to and from clevland is easy. I wish we could schedule sooner than April, but also in some ways, it's aitwcke it's not next september.

Reviewed on Nov 29, 2023

The appts set up pre arrival to CCF and schedule made for my visit to Cleveland Clinic were spear headed by Dr. Sullivan. HE did an excellent job anticipating both my needs and moved around an appt to better serve me as well during the visit.

Reviewed on Nov 29, 2023

Dr. Sullivan is an excellent, kind, thorough doctor. He is definitely an asset to CCF and was a godsend in my medical care and future care to come. While what is bothering my chronic issue is something we don't "today" have a cure for, the issues and information was both well explained to me and my daughter as well as gave me some things that I can do "now" to get me stronger, healthier or better fit and improve my life even before the cure is ready. I appreciated Dr. Sullivan's wit, education and delivery of information as well as his engaging personality. He is an asset to CCF and I was grateful to be under his care while at CCF. I would highly recommend Dr. Sullivan to anyone in need. He was very good to talk to both as a doctor and expert but also as a person and went beyond in making sure my care was the very best it could be.

Reviewed on Nov 29, 2023

Dr. Sullivan and Dr. Mayuga were excellent in helping me understand my current issue/s and how I can try to improve upon them while awaiting a cure for the issue that is currently giving me a run for it health wise. I was appreciative for both their collaboration and discussions with my daughter and myself. We felt I was well cared for and was also gaining some insight and answers, two things that had eluded me and my health care for two years prior to my CCF visit. It was very nice to speak with doctors who understood my health issues and could also give me some direction for today while awaiting a cure for the additional health issue and also offer their hope, expertise, kindness and direction.

Reviewed on Nov 21, 2023

Dr Sullivan was beyond excellent. He showed interest in my questions and concerns, he included and listened to my input about my care, and he thoroughly explained reasons and options for my care. Best Dr ever.

Reviewed on Nov 20, 2023

I can't write enough good things about this doctor and the staff at your hospital

Reviewed on Nov 16, 2023

Dr. Sullivan is the finest primary care doctor I have ever had. His dedication and concern for his patient's is genuine and professional.

Reviewed on Nov 14, 2023

I had a prior appointment that really upset me. Dr. Sullivan noticed right away and assured me he was going to help me no matter what.

Reviewed on Nov 10, 2023

Dr. Sullivan was the best doctor I've seen. I was incredibly scared when I saw him and didn't know what was wrong with me. He was so calm and did not rush through any part of the appointment. He even called on a Saturday to check in and personally let me know blood work results.

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