Dr. R Garrett Cynar, MD

Dr. R Garrett Cynar, MD

Sleep Medicine Specialist
2840 Legacy Dr, Ste 400, Frisco, TX
4.17
“Was very thorough in explaining his decision on my treatment along with wanting to get better tests done before just prescribing me medication. Very happy to have someone trying to find the cause of my problems and not just treating the symptoms with medications. ”
Patton L.January 12, 2026
Patients often return
More patients return than other providers in the area
New patient appointments
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Available appointments

What patients are saying

Overall rating

4.17

Average wait time

4.19

Bedside manner

4.28
“Was very thorough in explaining his decision on my treatment along with wanting to get better tests done before just prescribing me medication. Very happy to have someone trying to find the cause of my problems and not just treating the symptoms with medications. ”
Patton L.January 12, 2026
“My experience was wonderful with Dr. Cyner, I am a new patient, I will say the expereince has been great! He answers all of my questions. He also takes the time to recommend specialist! Which has been a huge help with my health journey. Highly would recommend him for primary care. Definitely recommend him!!!!!!”
Katherin C.January 29, 2024

About Dr. R Garrett Cynar

Dr. R. Garret Cynar is a board-certified Sleep & Family Medicine physician who strives to help people understand their medical conditions and proactively manage them for a better quality of life. He believes service to others as a physician is not just a profession but also a vocation he is fortunate to enjoy. During his professional career as an adult medicine physician, Dr. Cynar developed a particular interest in diabetes, cholesterol, hypertension, and obesity management. His interest in diabetes and related conditions led him to obtain further board certification in Sleep Medicine. Dr. Cynar specializes in the diagnosis, treatment, and management of many adult sleep disorders including sleep apnea and insomnia. One of his foremost goals is to employ the many tools we have to prevent heart attacks and strokes among his patients. Dr. Cynar was born on the East Coast and grew up in the Midwest. He decided to attend Loyola University in Chicago, Illinois for his undergraduate degree in english. Afterwards, he attended Indiana University School of Medicine for his medical degree. Dr. Cynar completed his Family Practice residency at Hinsdale Family Medicine Center in suburban Chicago. After graduation, he chose the warmer climate of Dallas to continue his medical career. Dr. Cynar is married and enjoys international travel with his wife and son. He plays soccer every week and continues enjoying tennis with his best friend of nearly 40 years, whom he’s known since junior high school. Dr. Cynar’s other personal passions include literature, theatre, music, 20th-century history, and Dallas’ wide variety of wonderful foods.

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Areas of expertise

This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Sleep apnea
High cholesterol
Insomnia
Chronic high blood pressure
Sleep apnea
High cholesterol
Insomnia
Chronic high blood pressure

Office location

Dr. R Garrett Cynar, MD also offers online video visits for patients
Inspire Health
2840 Legacy Dr, Ste 400, Frisco, TX 75034

Education and background

Practice names

Board certifications

  • American Board of Family Medicine
  • Sleep Medicine (American Board of Family Medicine)

Education and training

  • Medical School - Indiana University, Doctor of Medicine
  • Hinsdale Family Medicine Center, Residency in Family Medicine
  • Loyola University Chicago (Bachelor's)

Professional memberships

  • Texas Academy of Family Physicians
  • American Academy of Family Physicians
  • Dallas County Medical Society

Awards and publications

  • Project Access Dallas Volunteer Physician of the Year Award

Languages spoken

  • English

Provider's gender

Male

NPI number

1962451070

Patient reviews

All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.17
Wait time
4.19
Bedside manner
4.28
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89 reviews
Most relevant
The office staff was very attentive and the doctor was on time and considerate of my time too.
Verified patient
Friendly, attentive staff. Doctor is prompt and listens to his patients
Verified patient
Such an awesome doctor he was a great listener and gave me great advice
Verified patient
Was very thorough in explaining his decision on my treatment along with wanting to get better tests done before just prescribing me medication. Very happy to have someone trying to find the cause of my problems and not just treating the symptoms with medications.
Verified patient
Dr. Cynar’s bedside manners were by far my worst experience. In my 36 years of receiving care from a doctor I have never met someone so inconsiderate and condescending. Even with feedback the doctor did not provide satisfactory care or support to me as a patient in need.
very good
Verified patient
My experience was wonderful with Dr. Cyner, I am a new patient, I will say the expereince has been great! He answers all of my questions. He also takes the time to recommend specialist! Which has been a huge help with my health journey. Highly would recommend him for primary care. Definitely recommend him!!!!!!
Verified patient
Office staff was really unwelcoming and rude. Felt very unwelcome and they could not find me even though my appointment was confirmed and they literally called me to confirm prior to. Very pushy about the copay and I wanted my bill mailed to me after insurance finalized so that I was not overpaying for a dr office visit where I knew I was not planning on returning after my experience. Dr was actually really great straightforward and didn’t pussyfoot around my concerns but the office staff and the experience as a new patient was very poor.
Thorough and he listened
Verified patient
I recently moved to TX and visited Dr. Cynar as a new patient to establish continuity of care. The moment I walked in, I was warmly welcomed by Dr. Cynar and his kind staff. Everyone was efficient and attentive throughout the entire process, and there was almost no wait after checking in despite a full clinic schedule. Dr. Cynar himself was thorough and knowledgeable, dedicating ample time throughout our encounter to explain his clinical insights and confirm my understanding. He is clearly a seasoned physician, and I had a great first experience.
Unlike my previous experience working with a sleep medicine doctor, after my previous doctor retired, this was so refreshing and positive. In the previous appointment, I was given an afternoon appointment, went in and signed in where there were already six people ahead of me waiting to be called. I arrived 10 minutes early. After one hour of waiting and only three patients in the waiting room went in, I asked what was taking so long and the receptionist asked if I would like to come back with a morning appointment. When I tried to reschedule, their office would not call back and other issues. Dr. Cynar was personable, attentive and thorough and explained any questions I had and I was seen within 10 minutes - around my actual appointment time. Staff was courteous and helpful and smiling!
Verified patient
Nice guy but seemed to already have a predetermined diagnosis before I could even fully explain my issues. And even as I tried to continue explaining, he just kept nodding and reverting back to his original solution. Not saying it was wrong or anything but I would have liked for him to just hear me out at least. And make his diagnosis based off of the issues I was trying to express.
I felt that he was drawing conclusions when speaking about my health issues. instead of listening to what my concerns are , lots of book knowledge but no compassion. Would highly not recommend. Was very disappointed.
It was pretty ok. Certainly no complaints.
Verified patient
I definitely enjoyed meeting with Dr. Cyan and his staff. From the moment I was checked in until I left the nurses and staff were extremely helpful. Dr. Cyan was patient and asked lots of questions and I felt I was in good hands.
Verified patient
Thanks
Verified patient
Good knowledgeable doctor
Verified patient
I had to wait 2 hours for the appointment
The doctor seems like a salesman. Instead of asking me my concerns, he started upselling all the services without understanding why I was there.
Excellent and friendly.
Verified patient
Dr Cynar was very pleasant to talk with. I felt at ease immediately. Which is very nice when it’s the first appointment. He is a very good communicator and thorough in his questions. Going over my care plan with a mutual understanding of my needs was the best thing for me, also. I am glad he’s my new PCP.
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Frequently asked questions

How soon can I make an appointment with Dr. R Garrett Cynar?

Generally, Dr. R Garrett Cynar has appointments available on Zocdoc within 1 week. You can see Dr. Cynar's earliest availability on Zocdoc and make an appointment online.

Is Dr. R Garrett Cynar accepting new patients?

Dr. R Garrett Cynar generally accepts new patients on Zocdoc. You can see Dr. Cynar's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. R Garrett Cynar accept my insurance?

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Can I make an appointment with Dr. R Garrett Cynar online?

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What practice does Dr. R Garrett Cynar work with?

Where is Dr. R Garrett Cynar's office located?

Dr. R Garrett Cynar has 2 office locations in Frisco, view full addresses on Dr. Cynar's profile.

Which board certifications does Dr. R Garrett Cynar have?

Dr. R Garrett Cynar is certified by American Board of Family Medicine and Sleep Medicine (American Board of Family Medicine).

What are common reasons for patients to see Dr. R Garrett Cynar?

Dr. R Garrett Cynar frequently sees patients for Allergy Consultation, Annual Physical, Arthritis, Illness, and Sleep Problems. You can see other visit reasons for Dr. R Garrett Cynar on their profile.

What languages does Dr. R Garrett Cynar speak?

Dr. R Garrett Cynar speaks English.

How do patients rate Dr. R Garrett Cynar in reviews?

89 patients have reviewed Dr. R Garrett Cynar. The overall rating for this doctor is 4.17/5. They have a 4.28/5 rating for bedside manner and a 4.19/5 rating for wait time. You can read individual reviews and ratings on their profile.

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