
Highlights
Age Groups Seen
- Adults
- Geriatrics
Languages
- Spanish
- Greek
- English
Gender
FemaleLocations
- Mass General Brigham Cancer Institute Medical Oncology Clinic at Newton
- 2014 Washington Street, Newton, MA 02462
- Get Directions
- phone: 617-219-1230
- fax: 617-831-7350
- Mass General Brigham Cancer Institute Medical Oncology Clinic at Danvers
- 102 Endicott Street, Cancer Center Lower Level, Danvers, MA 01923
- Get Directions
- phone: 978-882-6060
- fax: 978-882-6070
Expertise
Education
- Fellowship: Yale-New Haven Hospital/Medical Center, Hematology/Oncology, 2014
- Residency: Yale New Haven Hospital, Internal Medicine, 2011
- Medical Education: New York Medical College, 2007
Board Certifications
- Internal Medicine: American Board of Internal Medicine, 2015
- Internal Medicine: American Board of Internal Medicine, 2014
Insurance
- Aetna
- Beech Street
- Blue Cross Blue Shield
- Blue Cross Blue Shield Medicare
- Cigna
- Commonwealth Care Alliance
- ConnectiCare
- Coventry
- Fallon Health
- Harvard Pilgrim Health Care
- Health New England
- Humana
- Maine Community Health Options
- Mass General Brigham Health Plan
- MassHealth
- Medicaid CT
- Medicaid ME
- Medicaid NH
- Medicaid RI
- Medicare
- Multiplan
- Railroad Medicare
- Senior Whole Health
- TriCare
- Tufts Health Plan
- Tufts Medicare Preferred
- Tufts Public Health Plan
- United Health Care
- Wellpoint
- WellSense
Ratings & Reviews
4.9 out of 5
312 ratings, 143 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.
- Reviewed on 4/4/2026
Always good
- Reviewed on 4/3/2026
Dr. Kournioti is the best. She's patient and listens and gives you her full evaluation. She's straightforward, but yet very caring. We love her.
- Reviewed on 3/31/2026
This provider was fabulous, better than expected
- Reviewed on 3/31/2026
Good people, good service
- Reviewed on 4/1/2026
very happy to be in this doctor's care!
- Reviewed on 4/1/2026
This care provider saw me in a very timely manner and answered all my questions that I wanted answered.
- Reviewed on 3/29/2026
Excellent
- Reviewed on 3/23/2026
Very thoughtful and understanding of how the variables of my situation can make decisions difficult.
- Reviewed on 3/17/2026
Nice easy visit.
- Reviewed on 3/15/2026
Dr K is fantastic.
- Reviewed on 3/18/2026
Dr. Kournioti is a caring person. She listens well and makes you feel good.
- Reviewed on 3/18/2026
This has been a difficult time in my life and I just want to say thank you to Dr. Kournioti and all of her team. I appreciate everybody and thank you all.
- Reviewed on 3/15/2026
They were professional and discussed my options with my input.
- Reviewed on 3/15/2026
Excellent. Thank you.
- Reviewed on 3/15/2026
Excellent caring staff all around Friendly , very helpful and concerned about my well being
- Reviewed on 3/9/2026
Very comfortable experience from start to finish, new receptionist very courteous and professional. I recommend this institute to all my friends and associates who have need of similar care.
- Reviewed on 3/9/2026
Knowing Dr. Kournioti is deeply invested in staying on top of my disease progression continues to inspire my confidence. Her team at the cancer center is terrific.
- Reviewed on 3/8/2026
She is always very friendly and explains things in easily understandable manner!
- Reviewed on 3/4/2026
The doctor was very easy to talk to, and she listened
- Reviewed on 3/3/2026
Dr. K was great - explained everything clearly. I'm very happy.
- Reviewed on 2/26/2026
The visit was like a visit with an old friend.
- Reviewed on 2/25/2026
I feel respected and safe.
- Reviewed on 2/24/2026
The doctor was well informed and up to date on my healthcare and answered my questions. She also provided me with information going forward and what to expect and any warnings signs or limitations.
- Reviewed on 2/27/2026
Dr. Kournioti and Dr. [redacted] were very professional and considerate when providing information on my recent diagnosis and the risks and benefits of my options going forward.
- Reviewed on 2/25/2026
Is excellent by
- Reviewed on 2/23/2026
Dr. Kournioti is a caring and empathetic physician. She's always taken the time to listen to my concerns and provides sound guidance
- Reviewed on 2/22/2026
I am always pleased with all my appointments.
- Reviewed on 2/26/2026
Good doctor is very nice and courteous and she knows me and my history. I feel very confident in her abilities. She's really good. Thank you.
- Reviewed on 2/23/2026
I have a lot of confidence in my care providers at Mass General. Everyone I have dealt with is knowledgeable, competent, and caring.
- Reviewed on 2/23/2026
Very knowledgeable, pleasant, friendly
- Reviewed on 2/22/2026
Excellent sercice
- Reviewed on 2/16/2026
It was about as great a visit as I could have hoped for. Everything was discussed in a very understandable way. I feel that I was thoroughly informed. All of my questions were answered It was an extremely positive visit which gave me great confidence that my care going forward was going to continue with care, concern, generosity, gentleness & professionalism.
- Reviewed on 2/15/2026
I was very impressed with her approach and she covered everything and we left knowing what to do. She informed my daughter and she was able to take notes for next steps.
- Reviewed on 2/15/2026
She is always the best to talk with. She is very concerned with my situation and answers all my questions in a respectful and courtious way.
- Reviewed on 2/14/2026
I feel so comfortable and at ease with this provider. She explains everything thoroughly. I have complete trust and confidence in her
- Reviewed on 2/8/2026
I have been visiting with this provider for about three years and have been very pleased with each visit
- Reviewed on 2/8/2026
Dr. K is a good listener who puts patients at ease. She is very thorough in explaining treatment plan.She is a compassionate caregiver!
- Reviewed on 2/5/2026
She is excellent
- Reviewed on 2/5/2026
Dr. Kournioti is such a nice doctor and I have really good communication and relationship with her. Very caring and committed to her patients.
- Reviewed on 2/1/2026
Everyone is exceptional. We had no problems with anyone.
- Reviewed on 1/30/2026
My experience with this provider, she was very informative, told me what was going to happen, what was going to go on, so I felt very comfortable in the office and very satisfied when I left.
- Reviewed on 1/22/2026
Dr Kournioti was very knowledgeable and thoroughly reviewed my situation. She took time to address my concerns
- Reviewed on 1/21/2026
Extremely impressed with the entire cancer panel I met with and the attention they paid to my specific situation. It made me very comfortable and eliminated a lot of the uncertainty around treatment options.
- Reviewed on 1/19/2026
Dr. Kournioti is Always Great. She knew what else has been going on with my health besides my Cancer treatment. I had a few questions which she answered without hesitation. A Great Doctor. Helps me a lot.
- Reviewed on 1/18/2026
Excellent experience. Way beyond my expectations
- Reviewed on 1/14/2026
Dr. Kournioti is an amazing and compassionate Dr and human being. The moment we met her we knew we were in great hands and she would help us get healthier.
- Reviewed on 1/14/2026
Lucky to be here for treatment. Caregivers are knowledgeable and caring.
- Reviewed on 1/14/2026
Explains in a calm, clear manner. Is happy to answer any questions I might have.
- Reviewed on 1/13/2026
This doctor is just wonderful - it's too bad you cannot clone her.
- Reviewed on 1/12/2026
My Doctor I have for my visits is fantastic.
- Reviewed on 1/12/2026
It was very good.
- Reviewed on 1/10/2026
Dr. Kournioti is a fabulous Oncologist. She explains results of all tests that are easy to understand, listens to my questions and provides appropriate suggestions for any issues. She is a wonder, and I am fortunate to be in her care.
- Reviewed on 1/8/2026
This was an excellent experience. Dr. Kournioti is wonderful. Totally professional, very caring, a great listener and communicator. Very special!!!
- Reviewed on 1/14/2026
great
- Reviewed on 1/6/2026
She is very caring. The bloodwork etc is carefully explained.
- Reviewed on 1/4/2026
Very thorough and compassionate
- Reviewed on 1/4/2026
Good and caring doctor that you can trust.
- Reviewed on 1/4/2026
She is very thorough and very good at communicating.
- Reviewed on 12/27/2025
I saw a team of three doctors. They worked very well together as a team. The information was clear. They communicated compassion very well.
- Reviewed on 12/24/2025
I felt very at ease. She was accurate, kind, thoughtful. She was top-notch.
- Reviewed on 12/16/2025
Dr. Kournioti is the exemplar of all that a doctor can and should be- smart, knowledgeable, precise, kind, funny, receptive, perceptive, and incisive. she is Amazing!!@!! Every time- all the time. We are so lucky to have her as our oncologist. Sincerely, [redacted]
- Reviewed on 12/8/2025
Dr. K was very helpful; [redacted]
- Reviewed on 12/1/2025
My care was beyond the best care, so nice and caring
- Reviewed on 11/28/2025
I have on a regular scheduale been seeing the MD for several years and she has been excellent!
- Reviewed on 11/28/2025
The care provider was excellent. She listened to my concerns. She provided very thoughtful feedback and I would highly recommend her.
- Reviewed on 11/27/2025
The Dr made me feel comfortable. She is knowledgeable and personable.
- Reviewed on 11/19/2025
The best
- Reviewed on 11/21/2025
I have the utmost confidence in the care I receive from Dr. K. In addition to being competent, she is caring and kind. She is just the best.
- Reviewed on 11/17/2025
Excellent care
- Reviewed on 11/16/2025
Went well
- Reviewed on 11/12/2025
Always a positive experience
- Reviewed on 11/10/2025
I'm always satisfied with my MGH-Waltham experiences.
- Reviewed on 11/9/2025
Kind, knowledgeable and reassuring.
- Reviewed on 11/7/2025
Best place to go for medical treatment
- Reviewed on 11/7/2025
superb
- Reviewed on 11/7/2025
Dr. Kournioti is an excellent doctor. I'm very happy with her. I've seen her many times and look forward to seeing her in the future.
- Reviewed on 11/5/2025
The experience is always delightful!
- Reviewed on 11/1/2025
She is a very caring person and explained everything to me I was very happy with her you're very lucky to have such a great doctor at your office Hospital I would highly recommend her to any family member or friend they would be comfortable with her would be in good care
- Reviewed on 10/29/2025
Knowledgeable, friendly, perfect.
- Reviewed on 10/26/2025
Everything went well
- Reviewed on 10/22/2025
Outstanding medical care.
- Reviewed on 10/21/2025
I was impressed with this care provider. She made sure that I understood everything that she told me and always asked if I had any questions.
- Reviewed on 10/16/2025
I am honored to get to work with this amazing and knowledge doctor And her staff
- Reviewed on 10/12/2025
Dr. K is a careful listener and replies with compassion and understanding. She is upbeat and I always enjoy meeting with her.
- Reviewed on 10/10/2025
I was very pleased to see Dr Kournioti For my yearly visit. She is is such a wonderful doctor. I felt very privileged to have her over the past several years.
- Reviewed on 10/9/2025
Dr. Kournioti is extremely professional, very caring and understanding. She explains things in a way that she's not talking down to you, but she's not using jargon and medical terminology that one does not understand. She's got a great sense of humor and she's a very thorough, wonderful doctor.
- Reviewed on 10/7/2025
I am well provided for.
- Reviewed on 10/5/2025
My husband had labs an hour before appt, due to staff shortages wasn't received for 3 hours. So ready couldn't discuss. Next appt we will go to local MGHBW for labs day before so that the Dr will have it to review.
- Reviewed on 9/26/2025
Doctor K was terrific in explaining the progress of my recovery and what to expect in the future. Great communication skills!
- Reviewed on 9/26/2025
Very fortunate to have first class cancer care on my backyard.
- Reviewed on 9/24/2025
I find everyone very warm and welcoming. Also, very cheerful.
- Reviewed on 10/1/2025
Responsive to my concerns. Clear explanation of all my treatment options.
- Reviewed on 9/22/2025
This care provider was very knowledgeable and explained things very well.
- Reviewed on 9/17/2025
Ongoing terrific care
- Reviewed on 9/17/2025
She is great,keeps me posted on all my problems.
- Reviewed on 9/17/2025
She is great
- Reviewed on 9/8/2025
Just a fantastic Job overall
- Reviewed on 9/4/2025
Dr K was very personable, patient, caring and informative. She is on my all star team.
- Reviewed on 9/4/2025
I met with doctors Chryssanthi Kournioti, [redacted] & [redacted]. They were all fantastic! Each doctor was well versed on my situation and they informed me of my treatment options. All three had a wonderful bedside manner and I left the meeting clear headed with the types of treatment available to me! The meeting was better than I could've hoped for!
- Reviewed on 9/4/2025
Dr. K is a good and knowledgeable doctor.
- Reviewed on 9/3/2025
Dr. K. is always able to explain complex subjects so that I understand what's involved, whether we're discussing lab/test results, disease progression or a plan of treatment. She's made all the difference as I navigate late stage illness.
- Reviewed on 8/29/2025
Dr. Kournioti has been my oncologist for 7 years and knows me very well. She responds to my anxiety, questions, and concerns with a combination of compassion and honesty. My initial diagnosis was troubling and I needed significant treatment. I could always count on Dr. K to provide honest answers and acknowledge my anxiety with compassion. I'm that patient who needs to know what every data point means, and Dr. K always took the time to explain it all to me. She got me through a cancer diagnosis and extensive treatment, both physically and emotionally. I will be forever grateful that she was my doctor for the last seven years.
- Reviewed on 8/27/2025
She us caring, professional and very warm and approachable.
- Reviewed on 8/25/2025
Excellent doctor!!!
- Reviewed on 8/22/2025
Dr. Kournioti has been my physician for years. [redacted] She's been extremely professional. [redacted]
- Reviewed on 8/20/2025
Best oncologist
- Reviewed on 8/18/2025
Hold on. The provider was very smart and attentive, explained knowledge and respects our family and came to check on us when I had questions before we did an infusion, which I really appreciated.
- Reviewed on 8/14/2025
Wonderful and knowledgeable doctor who spent as much time with us as we needed
- Reviewed on 8/13/2025
DR K. Is a brilliant doctor. Great bedside manner. Answers all my questions and concerns. Look at my blood pressure to see how comfortable I am with Dr K.
- Reviewed on 8/13/2025
Dr. "k" always greets with a smile and she seems like an old friend.
- Reviewed on 8/14/2025
My overall experience with Dr. Kournioti was just wonderful. She listened and she explained and everybody on her team was exceptional. I really felt comfortable and calm and like I was the only one they were focused on. I had all their attention. They were courteous, respectful. It couldn't have been better. how I was treated. Thank you.
- Reviewed on 8/11/2025
This was an excellent visit. A follow-up for my radiation treatment. The doctor was outstanding as was the staff.
- Reviewed on 8/10/2025
All of those that I saw at the appointment were really professional and interested in my concerns.
- Reviewed on 8/9/2025
Dr. Kournioti is wonderful. Skilled, personable, and genuinely interested in helping me. I'd heartily recommend her to anyone. Staff at the Center are the best.
- Reviewed on 8/7/2025
I think Dr. Kournioti is a consummate professional.
- Reviewed on 8/6/2025
They were all courteous, very friendly and knowledgeable.
- Reviewed on 8/3/2025
Everyone was great
- Reviewed on 8/3/2025
The lab results were timely and very clearly presented. Dr. Kournioti carefully listened to my questions and concerns. She explained each of the lab findings and what was the significance of each key result.
- Reviewed on 7/24/2025
Dr. Chryssanthi S Kournioti has been my care provider for almost 10 years. She has been an excellent provider. She listens, explains and offers advice in a very caring and compassionate manner. I find her honest, trustworthy and supportive in my care. I am very grateful that Dr. Kournioti to accompany me on my journey with cancer. My cancer has been cured!!! Thank you Dr. Kournioti!
- Reviewed on 7/23/2025
Dr. K is the best!
- Reviewed on 7/23/2025
Everything went as expected. Great experience.
- Reviewed on 7/23/2025
Received great care.
- Reviewed on 7/23/2025
Excellent care. Using the virtual visit platform is very convenient.
- Reviewed on 7/14/2025
warm and compassionate
- Reviewed on 7/3/2025
Dr Kournioti is the best, excellent
- Reviewed on 7/12/2025
Felt extremely confident the drs have given us a good option.
- Reviewed on 7/2/2025
They were very courteous and knowledgeable
- Reviewed on 6/30/2025
She's always caring and compassionate. She listens. She communicates information to patients other care providers
- Reviewed on 6/29/2025
She is very professional yet she exhibits real care for your condition.
- Reviewed on 6/26/2025
Dr. Kournioti is the best. She is always upbeat, engaged in my care, and knowledgeable. I have great confidence in her skills and trust her judgment completely. She makes me feel welcome and treat me like someone she knows and likes.
- Reviewed on 6/23/2025
Chryssanthi does not see her daily activities as merely responsibilities and tasks. Her "work" is a vocation and her combination of empathy and critical, clinical care is a gift to her patients. I have been in combat with cancer for nearly thirty years. In all of that time I have never worked with anyone who affords me a sense of security and trust nearly mitigating any anxiety or doubt. She is amazing!
- Reviewed on 6/19/2025
She is always willing to answer all of my questions and explains things so I can understand.
- Reviewed on 6/19/2025
Everything was perfect except parking
- Reviewed on 6/18/2025
Good medical care.
- Reviewed on 6/15/2025
Dr. Was very helpful in explaining and she is very knowledgeable
- Reviewed on 6/11/2025
Everyone was very professional and treated me with respect.
- Reviewed on 6/9/2025
The doctor is very empathetic and listens closely to what I say. She is very down to earth and truly cares about my well being.
- Reviewed on 6/4/2025
Dr. Kournioti was direct and down-to-earth. She translated medical jargon. She had an engaging, human presence.
- Reviewed on 6/5/2025
She was sympathetic and responded to my questions knowledgeably.
- Reviewed on 6/5/2025
Extremely Caring as well as Extremely Professional
- Reviewed on 5/28/2025
Dr. Kournioti is always so professional and cheerful!
- Reviewed on 5/29/2025
She was excellent, very extremely knowledgeable, empathetic and helpful in all of my needs.
- Reviewed on 5/24/2025
My experience with the provide was fine. [redacted]