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Jonathan Masor

Jonathan Masor, MD, FACP

4.9510 ratings

Internal Medicine

Telehealth Visits Available
Need help scheduling? Call (404) 778-0480

Highlights

Languages

  • English

About Jonathan Masor

Emory Affiliation

Emory Clinic - School of Medicine Faculty
Emory Healthcare Network
Emory Physician Group Practice

Academic Title

Associate Professor

Year Started Practicing

1986

About the Provider

Dr. Masor is R. Randall Rollins Professor, Rollins Distinguished Clinician, Emory Department of Medicine Master Clinician, and Associate Professor of Medicine (Division of General Internal Medicine and Geriatrics).   He is board certified in internal medicine.  He joined the Emory general internal medicine faculty in 1986 following his internal medicine residency at Emory University Affiliated Hospitals.  Dr. Masor holds a B.A. degree in Biology from Brandeis University and a medical degree from UMDNJ - New Jersey Medical School.

Dr. Masor has worked with Emory Executive Health patients for the past 33 years and greatly enjoys this aspect of our medical practice.  In addition, he sees patients in the Emory Special Diagnostic Services Clinic and in the primary care internal medicine practice.   Administratively, he has served on several institutional committees including the Emory Hospital Medical Practice Committee for over 25 years and more recently elected ( in 2015 and re-elected 2018) as representative for Emory University Hospital to the Emory Healthcare Local Health Network.  

Dr. Masor was named as the R. Randall Rollins Professor in 2018.  He was also named a Master Clinician by the Emory Department of Medicine in 2017.  Previously, Dr. Masor was also appointed a Rollins Distinguished Clinician in 2013 by the Emory University School of Medicine. In addition, he was also recognized by Emory University School of Medicine with the Paul W. Seavey Senior Clinician Educator Award in 1997.  He has received awards for outstanding patient satisfaction as voted by his patients at The Emory Clinic and for multiple "Top Doctors" recognitions in internal medicine as voted by his peers.   Other significant honors include election to the Alpha Omega Alpha (AOA) Honor Medical Society in 1983 as a senior medical student and election to Fellowship of the American College of Physicians in 1991.  

Dr. Masor has been thrilled to be a member of the Emory family for essentially his entire career and looks forward to serving our patients for many more years.  

Interpretive Services

To provide the highest quality of care, interpreter services may be utilized to ensure proper communication of medical information for deaf, hard-of-hearing, and non-English speaking patients or family members.

Awards

Top Doctors selection (as published in Atlanta Magazine),1995, 1996, 1999, 2001, 2005, 2007, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
 Provider Excellence Award – Emory Healthcare – 2017, 2018
Outstanding Patient Satisfaction Award, Emory University School of Medicine, 2014, 2015
Rollins Distinguished Clinician Appointment – Emory University School of Medicine, 2013
Best Primary Physicians in America, Town and Country Magazine, 2000
Paul W. Seavey Senior Clinician Educator Award – Emory University School of Medicine, 1997
Jacob Dreskin Award, (New Jersey Medical School), for being the outstanding student in the clinical years, 1983

Locations

  1. Emory Clinic at 1365 Clifton Road - Primary Care
    • 1365 Clifton Road Northeast, Bldg A, Fl 1, Atlanta, GA 30322
    • Get Directions

Expertise

Education

  • Residency: Emory University School of Medicine, Internal Medicine, 1986
  • Residency: Grady Health System, Internal Medicine, 1985
  • Internship: Emory University School of Medicine, Internal Medicine, 1984
  • Medical Education: University of Medicine & Dentistry of New Jersey, MD, 1983

Board Certifications

  • Internal Medicine: American Board of Internal Medicine, 1986

Ratings & Reviews

4.9 out of 5

510 ratings

The 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.

Provider showed concern
Provider explained things clearly
Provider discussed treatment options
Provider included you in decisions
Likelihood of recommending this provider
Search reviews
    5 out of 5 stars
    Reviewed on 10/6/2025

    Excellent

    5 out of 5 stars
    Reviewed on 10/6/2025

    The best!!

    4 out of 5 stars
    Reviewed on 10/6/2025

    Sadly, Dr. Maso is retiring so I can't recommend him. He's the BEST!

    5 out of 5 stars
    Reviewed on 10/4/2025

    Dr. Jonathan Masor is absolutely the BEST. Excellent doctor and an excellent person.

    5 out of 5 stars
    Reviewed on 10/3/2025

    Dr. Masor always goes above and beyond. He was able to arrange a stress test with Dr. Shah when I was there.

    5 out of 5 stars
    Reviewed on 10/2/2025

    I would recommend, but Dr. Masor is retiring towards the end of the month.

    5 out of 5 stars
    Reviewed on 9/30/2025

    Dr Masor is an excellent physician

    5 out of 5 stars
    Reviewed on 9/29/2025

    We're so devastated that he is retiring

    5 out of 5 stars
    Reviewed on 9/29/2025

    Outstanding experience at Emory main hospital Dr.Masor and at Emory Decatur local station for blood draw

    5 out of 5 stars
    Reviewed on 9/24/2025

    Sadly, Dr. Masor is retiring!!!!!! Ugh. He's amazing.

    5 out of 5 stars
    Reviewed on 9/24/2025

    Dr. Masor has been my doctor for over 30 years. He has been a very caring doctor and I will miss having this great doctor.

    5 out of 5 stars
    Reviewed on 9/20/2025

    We're going to miss Dr.Masor. He's been our Internist for almost 30 years & has been fabulous.

    5 out of 5 stars
    Reviewed on 9/19/2025

    Outstanding Dt

    5 out of 5 stars
    Reviewed on 9/19/2025

    Have been a patient of Dr. Masor for roughly 35 years and have had nothing but the highest regard for his dedication and professionalism throughout this journey. Wishing him all the best for a long & happy retirement.

    5 out of 5 stars
    Reviewed on 9/18/2025

    Dr. Masor has been my primary care physician for decades. He is extremely experienced, thorough, and professional. Dr. Masor knows his patients and is clearly a caring physician. Emory has been fortunate to have this physician for so many years. He has made difference. Job well done!

    5 out of 5 stars
    Reviewed on 9/11/2025

    It will be very difficult to find a replacement for Dr Masor. Physicians like him no longer exist

    5 out of 5 stars
    Reviewed on 9/9/2025

    I know he is retiring and that is well earned. But he will be sorely missed. A wonderful, caring physician who has vast knowledge and experience which he brings to bear on his patients always

    5 out of 5 stars
    Reviewed on 9/7/2025

    Dr Masor is excellent and I am sad he is retiring. Very grateful for his care over the years and wish him well

    5 out of 5 stars
    Reviewed on 9/7/2025

    Hate that he will be retiring.

    5 out of 5 stars
    Reviewed on 9/5/2025

    Dr Masor spent a lot of time discussing my issue of labeled blood pressure with upcoming surgery. He helped me understand the options available to me.

    5 out of 5 stars
    Reviewed on 8/22/2025

    Great

    5 out of 5 stars
    Reviewed on 8/22/2025

    I'm going to miss Dr. Masor

    5 out of 5 stars
    Reviewed on 8/20/2025

    Dr. Masor has been my primary care physician for 38 years! And that's because he is the best if the best. I would gladly recommend him to others but, alas, he is retiring in two months I will miss him very much! His knowledge, expertise listening skills, and thoughtful replies have been the foundation of my unshakable trust in his medical care over the last 38 years!

    5 out of 5 stars
    Reviewed on 8/20/2025

    Dr. Masor has taken care of me for several decades. I owe my good health to him and his staff.

    5 out of 5 stars
    Reviewed on 8/14/2025

    Dr. Masor is very thorough and good.

    5 out of 5 stars
    Reviewed on 8/13/2025

    After 24 years with Dr Masor and his excellent care, my wife and I will miss him dearly on his retirement! He's a great doctor and a good man.

    5 out of 5 stars
    Reviewed on 8/11/2025

    Great Experience! I enjoy working with Dr Masor.

    5 out of 5 stars
    Reviewed on 8/9/2025

    Dr. Masor is the best!

    5 out of 5 stars
    Reviewed on 7/26/2025

    Dr. MASOR is superb, sad he is leaving. One of the best. Fortunate to have had him as my PCP for over 20 years.

    5 out of 5 stars
    Reviewed on 7/12/2025

    Very Good

    5 out of 5 stars
    Reviewed on 7/11/2025

    My provider is excellent. Too bad he is retiring and can't have a reduced patient load to continue to work part time. A real loss for Emory patients.

    5 out of 5 stars
    Reviewed on 7/10/2025

    Dr. Masor is the best internist I have known. Will miss him as he is about to retire.

    5 out of 5 stars
    Reviewed on 7/9/2025

    Dr. Masor is the Neiman Marcus of healthcare. I don't know what I will do without his attentive care, his vast knowledge, and his kind demeanor. Thrilled for his retirement for him but so sad for me.

    5 out of 5 stars
    Reviewed on 7/9/2025

    Dr. Masor exemplifies professionalism and expertise at all times - impressive!

    5 out of 5 stars
    Reviewed on 7/3/2025

    Dr. J. Masor has been our Internal Medicine Doctor for more than 30 years and we have recommended him many times and would continue if he were not retiring

    5 out of 5 stars
    Reviewed on 6/30/2025

    Sad to learn Dr. Masor is retiring son.

    5 out of 5 stars
    Reviewed on 6/27/2025

    Dr. Masor had an exceptional bedside manner, and I no longer experience those skills. He's a gem that is about to retire, which saddens me. He is the role model for the rest of Emory Healthcare.

    5 out of 5 stars
    Reviewed on 6/26/2025

    Over the years that I have known Dr. Masor, I could not have asked for better care.

    5 out of 5 stars
    Reviewed on 6/25/2025

    Dr Masor is superb physician. Very thoughtful. Very knowledgeable. A true asset to Emory

    5 out of 5 stars
    Reviewed on 6/20/2025

    Good

    5 out of 5 stars
    Reviewed on 6/19/2025

    Masor is the best, most thorough physician I have dealt with over my adult life. He will be missed as he retires and likely not replaced with anyone as goid

    5 out of 5 stars
    Reviewed on 6/7/2025

    Excellent physician attention to my concerns. Thankfully I did not have to see an under qualified APP

    5 out of 5 stars
    Reviewed on 5/31/2025

    Good experience

    5 out of 5 stars
    Reviewed on 5/28/2025

    I received excellent care by Dr. Masor who addressed all my questions and concerns.

    5 out of 5 stars
    Reviewed on 5/24/2025

    Dr Masor is always an excellent Dr. He has been my Dr for many years and also was my Wife,s Dr. We were both blessed to have Dr Masor as our primary physician .

    5 out of 5 stars
    Reviewed on 5/19/2025

    Dr Masor is the most outstanding physician!! I am devastated to learn that he will be retiring soon. How can he ever be replaced??? Very doubtful!!! He is knowledgeable, caring, and promptly responds to any inquiry.

    5 out of 5 stars
    Reviewed on 5/19/2025

    Excellent!!!

    5 out of 5 stars
    Reviewed on 5/17/2025

    Dr. Masor, as always, was a delight. He's been my primary care physician since 2006/7 and I will miss him when he retires this fall.

    5 out of 5 stars
    Reviewed on 5/15/2025

    Dr. Masor is terrific. I have been seeing him for many years and know that he actually cares about my health and wellbeing.

    5 out of 5 stars
    Reviewed on 5/3/2025

    I've been seeing Dr. Masor for 33 years. He is thorough, knowledgeable, and truly cares.

    5 out of 5 stars
    Reviewed on 4/30/2025

    I have been seeing De Masor for over 25 years and value his advice and support

    5 out of 5 stars
    Reviewed on 4/26/2025

    Excellent provider

    5 out of 5 stars
    Reviewed on 4/16/2025

    Dr. Mason is an excellent physician and has cared for me for years.

    5 out of 5 stars
    Reviewed on 4/14/2025

    Dr masor is an extremely knowledgable and caring physician, the best I have experienced at emory

    5 out of 5 stars
    Reviewed on 4/10/2025

    I have trusted Dr. Masor with my health for many years. He has always been very attentive, caring, professional and thorough. I don't think it is possible to have a better Internal Medicine physician to care for me and my husband.

    5 out of 5 stars
    Reviewed on 4/9/2025

    Dr. Masor has been my PC for 30 years. He is excellent and always available if I need emergency care.

    5 out of 5 stars
    Reviewed on 4/6/2025

    Excellent physician! Will be sad when he retires.

    5 out of 5 stars
    Reviewed on 4/5/2025

    Dr Masir is the greatest!

    5 out of 5 stars
    Reviewed on 3/31/2025

    Dr Masur is very thorough and addressed all my concerns.

    5 out of 5 stars
    Reviewed on 3/28/2025

    Dr. Masor very concerned and thorough about my care.

    3 out of 5 stars
    Reviewed on 3/28/2025

    Both of us knowing that my next appointment would be in 366 days it would have been appropriate for Dr Masor to mention that he was retiring so that we could discuss in private an alternate primary caregiver. Really?!?

    5 out of 5 stars
    Reviewed on 3/25/2025

    Always great over the last 20 years

    5 out of 5 stars
    Reviewed on 3/25/2025

    Dr. Masor is a highly qualified and responsive primary care physician. Dr. Masor is prepared for each appointment and listens carefully...providing feedback and diagnosis when appropriate. Dr. Masor is proactive and thorough.

    5 out of 5 stars
    Reviewed on 3/21/2025

    Dr. Masor has been my PCP for many years; we work together on my health very well.

    5 out of 5 stars
    Reviewed on 3/20/2025

    I saw Dr. Masor and he is an excellent physican. I am very happy to have him as a part of my healthcare team,

    3 out of 5 stars
    Reviewed on 3/18/2025

    Dr. Masor used to be one of the best. A true doctor's doctor. He was attentive and focused on patient interaction. Now, his face if buried in the computer screen looking up patient history or entering data. It appears he's half-listening and mostly just listening to see when he needs to refer me out to another doctor specialty.

    5 out of 5 stars
    Reviewed on 3/12/2025

    Dr Masor is the best!

    5 out of 5 stars
    Reviewed on 2/27/2025

    Dr. Masor Is a wonderful doctor. He listens to his patients and is always willing to answer questions.

    5 out of 5 stars
    Reviewed on 2/22/2025

    Dr. Masor is a very caring physician. I've been a patient since 2002.

    5 out of 5 stars
    Reviewed on 2/20/2025

    Dr. Masor is top notch- he is kind, compassionate, thorough, a great listener and provides up-to-date clinical care and recommendations.

    5 out of 5 stars
    Reviewed on 2/19/2025

    Dr Masor has been my physician for a long time. He is always fantastic! I am lucky to have him as my physician. He is always concerned, and informative.

    5 out of 5 stars
    Reviewed on 2/10/2025

    Dr Masor is above and beyond though and informative. Answered my questions professional also friendly and engaged

    5 out of 5 stars
    Reviewed on 2/3/2025

    Dr. Masor is the best!

    5 out of 5 stars
    Reviewed on 1/28/2025

    Dr. Masor has a great bedside manner

    2 out of 5 stars
    Reviewed on 1/27/2025

    I guess Dr. Masor means well, but his complete reliance on numbers and charts and his inability, or unwillingness, to observe his patient (me) has reached the point that I want a new primary care physician.

    5 out of 5 stars
    Reviewed on 1/26/2025

    Dr. Masor is wonderful physician. Absolutely first-rate. I am fortunate to have him as my PCP.

    5 out of 5 stars
    Reviewed on 1/22/2025

    Dr. Masor is always respectful and helpful with any concerns I might have.

    4 out of 5 stars
    Reviewed on 1/20/2025

    Again, the doctor consultation during the physical was limited in its effectiveness because all of the test results were not available. Instead of a comprehensive face to face discussion with the Doctor, I have had to look at test result updates in my chart where I am not educated on the purpose of each test.

    5 out of 5 stars
    Reviewed on 1/15/2025

    Dr Masor has always been through

    5 out of 5 stars
    Reviewed on 1/15/2025

    Extremely thoughtful and thorough

    5 out of 5 stars
    Reviewed on 1/11/2025

    DR MASUR ALWAYS VERY PROFESSIONAL, STAY ON TOP OF MY HEALTH NEEDS

    5 out of 5 stars
    Reviewed on 1/7/2025

    Dr Masor is a very caring, committed, and compassionate doctor. I'm very fortunate to have him as my doctor!

    5 out of 5 stars
    Reviewed on 1/4/2025

    Dr. Masor is always a pleasure and consistently provides excellent care.

    5 out of 5 stars
    Reviewed on 1/1/2025

    There aren't sufficient accolades to explain how very good this physician and his staff are in their professionalism and empathy to their patients. They truly are the best!

    5 out of 5 stars
    Reviewed on 12/26/2024

    Dr. Masor is a great doctor!

    5 out of 5 stars
    Reviewed on 12/25/2024

    They don't get better than Dr Masor!

    5 out of 5 stars
    Reviewed on 12/11/2024

    Dr. Masor is an excellent physician.

    5 out of 5 stars
    Reviewed on 11/22/2024

    Very thorough

    5 out of 5 stars
    Reviewed on 11/13/2024

    Dr Masor is outstanding. I am grateful that he is my primary physician.

    5 out of 5 stars
    Reviewed on 11/11/2024

    Dr Masor practices medicine as it should be practiced. He makes the patient the focus of the visit.

    5 out of 5 stars
    Reviewed on 11/8/2024

    Dr. Masor is excellent.

    5 out of 5 stars
    Reviewed on 11/8/2024

    Dr. Masor is the best !! He has been the rock for me during our 30 year doctor/patient relationship and is the constant in Emory's every growing changes. He is knowledgeable, empathetic and truly listens. He is a top notch doctor and Emory is fortunate that he is there. Would always recommend.

    5 out of 5 stars
    Reviewed on 11/7/2024

    Dr Masor is the best!

    5 out of 5 stars
    Reviewed on 11/5/2024

    Have been a patient of Dr. Masor's for thirty plus years and have received nothing but the best care.

    5 out of 5 stars
    Reviewed on 11/2/2024

    Dr. Masor is excellent.

    5 out of 5 stars
    Reviewed on 10/25/2024

    Dr Masor is outstanding! He is very attentive to details and always ready to provide answers for the questions I have.

    5 out of 5 stars
    Reviewed on 10/24/2024

    Dr. Masor is a superb, caring, and detailed physician.

    5 out of 5 stars
    Reviewed on 10/24/2024

    Excellent physician and top tier in all aspects

    5 out of 5 stars
    Reviewed on 10/19/2024

    Dr. Masor is fantastic!

    5 out of 5 stars
    Reviewed on 10/18/2024

    I have seen Dr Masor for many years, he has always provided excellent care, He only gets better and better.

    5 out of 5 stars
    Reviewed on 9/26/2024

    Dr. Jon Masor is fantastic!

    5 out of 5 stars
    Reviewed on 9/25/2024

    Dr Masor is very good.

    5 out of 5 stars
    Reviewed on 9/23/2024

    Dr Masor is very knowledgeable and remains connected to the leading medical research. He knows his stuff and is a continuous learner.

    5 out of 5 stars
    Reviewed on 9/22/2024

    Dr Masor is thorough, informed, and caring.

    5 out of 5 stars
    Reviewed on 9/21/2024

    Dr.Masor has always shown concern for any problems I discuss with. My confidence in him never waivers. He is caring, professional and never rushes during appointment

    5 out of 5 stars
    Reviewed on 9/21/2024

    Dr. Masor is an excellent physician and very caring

    5 out of 5 stars
    Reviewed on 9/17/2024

    Dr. Masor is an experienced, very professional primary care physician. He knows his clients and is always prepared. Dr. Masor listens carefully and is proactive with diagnosis or next steps when appropriate. An example of Gold Standard for Emory primary care physicians.

    5 out of 5 stars
    Reviewed on 9/14/2024

    Dr Masor is one of the few physicians left at Emory who remains focused on the patient and still provides patient centered care

    5 out of 5 stars
    Reviewed on 9/12/2024

    Dr Masor is consistently helpful

    5 out of 5 stars
    Reviewed on 9/8/2024

    Dr. Masor is a caring doctor

    5 out of 5 stars
    Reviewed on 8/26/2024

    The executive health team and Dr. Masor in particular do a fantastic job

    5 out of 5 stars
    Reviewed on 8/17/2024

    Excellent

    5 out of 5 stars
    Reviewed on 8/15/2024

    Dr. Masor is very concerned about my health and has taken excellent care of me for 30 years. He listens, discusses and makes informed recommendations.

    5 out of 5 stars
    Reviewed on 7/18/2024

    Dr. Masor is always very professional. He listens carefully answering any questions I have and explains treatment options and refers me to a specialist if necessary. I live in Powder Springs and am 75 years old so it is quite a drive to the office but it is the faith I have in Dr. Masor that makes it worthwhile. My mother lived to be 95 and I am convinced she would have died at 87 if not for Dr. Masor's involvement in her treatment after she nearly died at another hospital.

    5 out of 5 stars
    Reviewed on 7/13/2024

    Felt disorganized.

    5 out of 5 stars
    Reviewed on 7/6/2024

    Jonathan Masor is a rock star doctor. He is smart, informed, and an incredible communicator. He explains test results in a way that I can understand and get feedback. He has been my doctor for over 20 years. I am so grateful!

    5 out of 5 stars
    Reviewed on 7/4/2024

    Dr. Masor is the very good doctor

    5 out of 5 stars
    Reviewed on 7/4/2024

    Dr Masor is thoughtful, concerned and diligent. He is attentive, thorough and knowledgeable. I appreciate how he keeps up with my health history and holds me accountable for maintaining a healthy lifestyle.

    5 out of 5 stars
    Reviewed on 6/24/2024

    Already have shared and made reccomended

    5 out of 5 stars
    Reviewed on 6/23/2024

    Dr Masor is great

    5 out of 5 stars
    Reviewed on 6/23/2024

    The test result was reviewed. Rational for going to Emergency for labs and further evaluation.

    5 out of 5 stars
    Reviewed on 6/10/2024

    Dr. Masor is an excellent PC physician.

    5 out of 5 stars
    Reviewed on 6/8/2024

    Dr. Masor is a consummate professional. He always listens to my concerns and takes the time to answer my questions.

    5 out of 5 stars
    Reviewed on 6/1/2024

    Dr Masor is a consistently excellent and knowledgeable physician

    5 out of 5 stars
    Reviewed on 5/31/2024

    Dr Masor was s fantastic. He has been a great advisor and advocate for years. I am grateful for his care and his expertise as an experienced doctor.

    5 out of 5 stars
    Reviewed on 5/13/2024

    DR Masor really takes the time and that is so refreshing in today's medical world.

    5 out of 5 stars
    Reviewed on 5/12/2024

    Outstanding provider!!!

    5 out of 5 stars
    Reviewed on 5/4/2024

    Dr. Masor a great doctor and I feel lucky to have him!

    5 out of 5 stars
    Reviewed on 5/4/2024

    Doctor Masor is the best.

    5 out of 5 stars
    Reviewed on 5/1/2024

    Have been a patient of Dr. Masor's for thirty plus years and have always found him to be quite caring and compassionate. He takes the time to explain procedures and treatments and has always given my concerns priority.

    5 out of 5 stars
    Reviewed on 5/1/2024

    Dr Masor is an excellent Primary Care Physician. That is the reason I have stuck with him for 30 plus years.

    5 out of 5 stars
    Reviewed on 4/22/2024

    Dr Masor is excellent

    5 out of 5 stars
    Reviewed on 4/18/2024

    Very knowledgeable, courteous and professional

    5 out of 5 stars
    Reviewed on 4/18/2024

    Dr. Masor is very accessible and knowledgeable

    5 out of 5 stars
    Reviewed on 4/17/2024

    The medical staff were very competent, smart and personable.