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Athanasios Bikas

Athanasios Bikas, MD, PhD

EndocrinologyInternal MedicineMetabolic Bone Disease

Mass General Brigham

Highlights

Age Groups Seen

  • Adults

Languages

  • Greek
  • French
  • English

Gender

Male

Locations

  1. Brigham and Women's Endocrinology Clinic
  2. Brigham and Women's Faulkner Sleep Medicine Endocrinology Center
  3. Brigham and Women's Endocrine Clinic

Expertise

Education

  • Fellowship: Brigham and Women's Hospital, Endocrinology, 2024
  • Residency: Medstar Georgetown University Hospital, Chief Residency, 2020
  • Residency: Medstar Georgetown University Hospital, 2019
  • Medical Education: University of Athens School of Health Sciences, 2012

Board Certifications

  • Internal Medicine: American Board of Internal Medicine, 2022
  • Endocrinology Diabetes and Metabolism: American Board of Internal Medicine, 2022

Insurance

Search plans
  • Aetna
  • Beech Street
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield Medicare
  • Cigna
  • Commonwealth Care Alliance
  • Coventry
  • Fallon Health
  • Harvard Pilgrim Health Care
  • Humana
  • Mass General Brigham Health Plan
  • MassHealth
  • Medicaid CT
  • Medicaid ME
  • Medicaid VT
  • Medicare
  • Multiplan
  • Railroad Medicare
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Tufts Medicare Preferred
  • United Health Care
  • Wellpoint
  • WellSense

Ratings & Reviews

4.9 out of 5

230 ratings, 77 reviews

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.

Search reviews
  • Reviewed on 7/2/2026

    He is a wonderful, caring physician. Always listens carefully, and explains everything thoroughly.

  • Reviewed on 7/1/2026

    Dr. Bikas is always professional and caring in regard to my osteoporosis and necessary treatment. He listened to my concerns. He ordered lab work and scheduling of an infusion which I will have in [redacted]. I am very happy that he is my endocrinologist and feel that I am in good hands in all aspects of my care.

  • Reviewed on 6/17/2026

    Dr Bikas is an exceptional doctor is my opinion. He is thorough and very caring.

  • Reviewed on 6/15/2026

    I had a good experience with the doctor, the nurses, and the lab technician. They treated me excellently. Thank you.

  • Reviewed on 6/15/2026

    I was blown away with his education component of our visit. No one has explained what's happening like he did. His attention to answer every question in great detail was extraordinary. I appreciated every minute with him.

  • Reviewed on 6/11/2026

    Dr. Bikas listens to my concerns and outlines treatment options clearly. He posts detailed recommendations and. reports on patient gateway. I have only seen him vitually and think an in person appointment would be beneficial.

  • Reviewed on 6/10/2026

    Doctor was wonderful.

  • Reviewed on 6/8/2026

    It was my first appointment with this doctor. He listened, took the time to answer ?s, and was knowledgeable and kind.

  • Reviewed on 6/7/2026

    Dr. Bikas was thorough, thoughtful, professional and attentive. He explained, he listened, and he answered all my questions to my satisfaction. Dr. Bikas is very easy to talk to and I feel I am being well cared for.

  • Reviewed on 6/11/2026

    I actually look forward to my appointments with Dr Bikas. He has a pleasant, professional manner and listens to and discusses concerns before giving his opinion. He instills trust with his easy grasp of one's whole medical situation and his knowledge and advice.

  • Reviewed on 6/3/2026

    Professional Kind Knowledgeable Caring

  • Reviewed on 5/13/2026

    I have seen him a few times and he has always been concerned and explained things how I would understand

  • Reviewed on 5/10/2026

    Dr. Bikas is a very caring but professional doctor. He has always followed up on my concerns and any procedures I've had to have. I can't say enough about the care I've received from him.

  • Reviewed on 5/4/2026

    This provider communicates well and is very knowledgeable about his field.

  • Reviewed on 5/2/2026

    Dr.Bikas is an excellent clinician with a sensible approach to my problem. He does not over order tests or medications.

  • Reviewed on 4/29/2026

    Dr Bikas is a wonderful doctor. I highly recommend him!

  • Reviewed on 4/29/2026

    He listens to what I said about my health

  • Reviewed on 4/28/2026

    After Dr. Bikas reviewed my records discussed my recent health issues and advised me on my next steps.

  • Reviewed on 4/29/2026

    Hi, Dr. Bikas was very good. I had a bone scan prior to seeing him, but I only got a report on my portal and do not understand the full amount of information. I would like to go over it with my doctor.

  • Reviewed on 4/28/2026

    Dr. Bikas is the best! He's so intelligent and really cares that I understand everything. He explains his recommendations and decisions fully.

  • Reviewed on 4/22/2026

    Excellent doctor - knowledgeable, thorough, pleasant and and a nice doctor.

  • Reviewed on 4/22/2026

    Dr. Bikas is very thorough. He listens to your concerns and answers all your questions. He explains your result's in easy to understand vocabulary. He stays with you until any and all of your concerns and questions are addressed.

  • Reviewed on 4/19/2026

    It was a pleasure to meet Dr. Bikas! I could not ask for more in a provider.

  • Reviewed on 4/19/2026

    Dr Bikas is one of the best doctors I see. He explains everything , asks questions and always listen to what I have to say. One of the best!!

  • Reviewed on 4/19/2026

    I arrived early and the nurse took me back for vitals right away which was wonderful. And she was so pleasant and kind, it really calmed my nerves. Dr Bikas called me back within 15 min and honestly he was so nice and so gentle with me. We did bloodwork and scheduled an ultrasound for a later date. Everyone was so lovely I have a hard time with a complaint. [redacted]

  • Reviewed on 4/18/2026

    He has a wonderful, caring demeanor and is able to confidently and respectfully answer any questions and concerns.

  • Reviewed on 4/5/2026

    Dr. Bikas has been my endocrinologist for the past 3.5 years. I feel lucky to have him. He's very kind and knowledgeable. He listens to his patients and makes the best decisions regarding our health care plans while always keeping us in the loop and taking our opinions into account.

  • Reviewed on 3/31/2026

    Dr. Bikas was the first physician that greeted my and my husband with a very warm handshake. He is a very sharp listener,asked very thorough questions and seemed to be very interested in me...the patient! He was very clear about my current status and very clear how I should approach it and that he would see me in 6 months for a follow up visit. He ordered blood work following this initial meeting. and provided me with a follow up message and a Dr. Bikas generated his expertise and knowledge and yet had a very kind and comforting demeanor. He has what defines a very fine doctor. There are many out there and he is one of those.

  • Reviewed on 3/26/2026

    He was very knowledgeable, patient, and kind. I am glad I was able to see him.

  • Reviewed on 3/23/2026

    Dr bikas is the best at getting back to me using patient gateway!

  • Reviewed on 3/22/2026

    Thank you Dr. Bikas

  • Reviewed on 3/15/2026

    He is excellent, very thorough and explains things clearly and makes sure we are both on the same page.

  • Reviewed on 3/13/2026

    My doctor is so great. I have recommended him on Facebook in my adrenal insufficiency groups as a wonderful doctor. So that's all I have to say.

  • Reviewed on 3/11/2026

    Dr. Bikas is one of the finest doctors I have been treated by.

  • Reviewed on 3/9/2026

    Nothing what he saying. He addressed all of my concerns, put together a plan of action as we move forward.

  • Reviewed on 3/6/2026

    Dr. Bikas was a wonderful doctor. I enjoyed my visit with him. He was very knowledgeable, very helpful, and he answered all my questions.

  • Reviewed on 3/4/2026

    Dr Bikas is very knowledgeable and explains options carefully. He studied the radiology images carefully and double checked the measurements

  • Reviewed on 2/20/2026

    He is the best.

  • Reviewed on 2/11/2026

    I would truly recommend this provider. This doctor was extremely helpful to me and I've seen him now for this is the second year I saw him and I'm hoping I will get a chance to see him next year. He was very informational and he was very friendly and kind and respectful and he was knowledgeable about what I was there for. So I appreciated it very much. Thank you.

  • Reviewed on 2/9/2026

    Seemed very knowledgeable

  • Reviewed on 2/9/2026

    very caring, and plans well for what comes next. Explains the plan for me.

  • Reviewed on 2/2/2026

    Dr. Bikas is very knowledgeable and did his homework on me

  • Reviewed on 1/31/2026

    Dr. Bikas is down- to-earth and a good listener. I feel he sees me fully and not just my osteoporosis. Kudos to him for that.

  • Reviewed on 1/28/2026

    Dr. Bikas is knowledgeable, problem solver, committed to providing best care, very caring, responds to emails in timely manner. I am blessed to be in his care.

  • Reviewed on 1/25/2026

    Dr. Bikas is always very professional and explains things in a way that I can understand. He always gets back to me in a timely manner. I appreciate Dr. Bikas's expertises. So happy that I opted to use this provider for an issue with my thyroid. Thank You.

  • Reviewed on 1/21/2026

    He is very professional and good in deciding what needs to be done. Very knowledgeable! A good doctor.

  • Reviewed on 1/19/2026

    This doctor was very thorough, encouraged and answered my questions and perhaps most importantly agreed to see me immediately for my thyroid problem. I'm grateful.

  • Reviewed on 1/19/2026

    Dr. Bikas is thorough, kind, and one of the best physicians I've ever encountered. His bedside manner is impeccable and he has made me feel the healthiest I have in years.

  • Reviewed on 1/18/2026

    I have met with Dr. Bikas two times and on both occasions he listened. I felt as if he actually cared about my health and well being. He was clear and concise in his instructions. I really like everything about the way he cares for me. I wish he could be my primary!

  • Reviewed on 1/27/2026

    Dr. Bikas is always very thorough and excellent in communicating test results.

  • Reviewed on 1/15/2026

    Dr Bikas was very confident on his path of treatment

  • Reviewed on 12/18/2025

    It lasted five minutes.

  • Reviewed on 12/17/2025

    Listened and cared what I had to say about my health.

  • Reviewed on 12/11/2025

    Thank you for the courteous, fast, professional experience at Faulkner Hospital.

  • Reviewed on 12/11/2025

    He is a caring , thoughtful doctor. He made me feel confident and well cared for.

  • Reviewed on 12/11/2025

    First time meeting her. She has a great bedside manner.

  • Reviewed on 12/5/2025

    Dr. Bikas is the best in the business. He's very thorough and put me in remission immediately. Absolutely the best.

  • Reviewed on 12/3/2025

    Like a bonehead, I failed to bring some important information to the visit. Your physician calmly worked with me to get it sent from a prior provider by fax--a huge relief for me.

  • Reviewed on 11/19/2025

    Very concerned and made a follow up call with me

  • Reviewed on 11/17/2025

    He is highly competent and has prescribed a course of treatment for me that really works. I consider myself fortunate to have such capable care only a 40 minute drive from my home.

  • Reviewed on 11/13/2025

    He listened to me and gave me the information I needed!

  • Reviewed on 11/12/2025

    grateful and professional

  • Reviewed on 10/30/2025

    He explained to me my concerns and the plus for me he spoke in my language and that was very helpful even though I had no problem with English

  • Reviewed on 10/30/2025

    My only comment is that I wish I was told before hand that I would require blood work so I could have adequately prepared. Now I have to make another visit to the hospital.

  • Reviewed on 10/28/2025

    Excellent experience.

  • Reviewed on 10/24/2025

    Outstanding office,staff and dr. Very fortunate to see a knowledgeable dr about thyroid / medication dosage issues.

  • Reviewed on 10/25/2025

    Appointment was on time and very thorough. Dr Bikas took a great deal of time asking questions and explaining everything to me. Test results were communicated very quickly.

  • Reviewed on 10/16/2025

    I was very satisfied with the visit with Dr Bikas. He is thorough, respectful, professional. Thank you.

  • Reviewed on 10/12/2025

    My first visit. I was very impressed and glad I chose to come to this provider. He took time and explained everything very clearly and plainly.

  • Reviewed on 10/5/2025

    He connects the dots when talking medical issues and meds

  • Reviewed on 10/1/2025

    Dr Bikas was very thorough, answered all my questions and addressed my concerns! Highly recommend

  • Reviewed on 9/25/2025

    Very courtesy. Prompt.professional yet in a way that made me feel comfortable . Explained everything in a way that anyone (non medical )would understand Overall I was very pleased

  • Reviewed on 9/24/2025

    Dr. Bikas was excellent! He had obviously read my chart before we met. He was thorough and a good listener. I would definitely recommend him to friends and family!

  • Reviewed on 9/17/2025

    The doctor was very clear and succinct about what was going on with me and he was also very clear and succinct about what I needed to do to correct the situation or to improve my situation. So I greatly appreciated that.

  • Reviewed on 9/16/2025

    Only first visit

  • Reviewed on 9/14/2025

    Excellent service!!

  • Reviewed on 9/13/2025

    Dr. Bikas has a lovely manner. He explains things very clearly and kindly and includes me in the treatment plan.