Emily S Ruiz, MD, MPH

Emily S Ruiz, MD, MPH

Not currently accepting new patients

4.907027 average rating from 370 patient reviews

Specialties

Affiliation

Mass General Brigham

Provider Locations

  • Boston, MA

Emily S. Ruiz, MD, MPH is a board-certified dermatologist and Mohs surgeon. She is Associate Professor of Dermatology at Harvard Medical School.

Dr. Ruiz graduated from Duke University and earned her medical degree at New York University School of Medicine. She completed an internship in internal medicine at New York University, followed by a dermatology residency at Albert Einstein College of Medicine, where she served as Chief Resident. She then completed fellowship training in Micrographic Surgery and Dermatologic Oncology at Brigham and Women's Hospital. She also earned a Master of Public Health (MPH) in Clinical Effectiveness from the Harvard School of Public Health.

Dr. Ruiz belongs to several professional organizations, including the American Academy of Dermatology and the American College of Mohs Surgery. Her research focuses on the prognosis, treatment, and surveillance of cutaneous squamous cell carcinoma. She has co-authored numerous peer-reviewed articles in cutaneous oncology, including the Society for Immunotherapy of Cancer clinical practice guideline on immunotherapy for nonmelanoma skin cancer. Her clinical interests include Mohs micrographic surgery, high-risk and advanced squamous cell and basal cell carcinomas, skin cancer in organ transplant recipients and other immunosuppressed patients, and surgical education and mentorship.

Dr. Ruiz serves as Division Chief of Surgical Dermatology for the MGB Academic Medical Center Department of Dermatology and holds the Howard and Wendy Cox Distinguished Chair at Brigham and Women's Hospital. She is the Program Director of the Micrographic Surgery and Dermatologic Oncology Fellowship Program, and Director of the High-Risk Skin Cancer Clinic at Dana-Farber Brigham Cancer Center.

Education & Training

  • Fellowship: Brigham and Women's Hospital, Mohs-Micro. Surgery and Derm. Onc., 2016
  • Residency: Albert Einstein College of Medicine, Dermatology, 2014
  • Internship: New York University Langone Medical Center, Medicine, 2011
  • Medical Education: New York University School of Medicine, 2010

Languages Spoken

  • English

Age Group Treated

  • Adults

Patient Feedback

4.907027 average rating from 370 reviews

  • This was my first time at Faulkner & I was extremely pleased with my care. My provider was very caring & explained everything in detail along with my nurse who was GREAT!

    2026-10-03

  • Dr. Ruiz was very thorough. She did a great job. She explained everything. She took her time. I really have no complaints. I thought she was excellent.

    2026-09-30

  • Dr Ruiz was x extremely helpful in explaining the entire process I was going to have and made me feel very comfortable in the decision that was recommended.

    2026-09-28

  • you have an excellent team that works together.

    2026-09-27

  • Very professional and timely.

    2026-09-24

  • Put me at ease and very professional.

    2026-09-23

  • Very good experience

    2026-09-23

  • She did an excellent job!

    2026-09-20

  • The whole experience was great from start to finish from scheduling to the front desk to nurses and dr!!

    2026-09-20

  • POSITIVE EXPERIENCE

    2026-09-19

  • Superb....

    2026-09-17

  • Very professional

    2026-09-14

  • Totally positive

    2026-09-14

  • Excellent

    2026-09-17

  • I thought she was very pleasant, very thorough, very caring. I was glad that I had selected her as my doctor.

    2026-09-16

  • I was just as bit anxious from the biopsy in June until the procedure in September. I wish there had been less of a wait time. But the care and everything else was P E R F E C T....thank you

    2026-09-15

  • The procedure was explained quite clearly, and my questiions were answered. The whole team were professional.

    2026-09-15

  • Thanks!

    2026-09-14

  • I left with a good feeling about my upcoming Moh's Surgery. [redacted]

    2026-09-04

  • Well, I thought it would be nice to hear in person the results of the procedure. At least I don't think I heard them. But anyway.

    2026-09-03

  • great job!!

    2026-08-31

  • Dr Ruiz is very competent, pleasant, thoughtful and professional. I have had several MOHS surgeries with her and her staff always follows up the next day. I am able to send her messages with any concerns I have after surgery. She involves my wife (a nurse) with instructions regarding the dressing changes.

    2026-08-31

  • Treatment is on time and everyone is always very helpful.

    2026-08-30

  • Forms that were to be sent prior to the visit were not. But overall, the visit was very good.

    2026-08-30

  • Everything was great

    2026-08-30

  • Very professional, knowledgeable and organized

    2026-08-19

  • Dr Ruiz was awesome

    2026-08-19

  • Dr Ruiz is excellent!

    2026-08-17

  • Dr Ruiz and LPN [redacted] were terrific. This surgery was fairly extensive on my forehead and they were very attentive to any after surgery cosmetic appearance for me.

    2026-08-13

  • I felt in safe hands as I was worried about my condition. I most needed to feel confident that the provider took care when reviewing the case history before assigning a treatment plan. I received such care throughout my interaction with this office Thank you.

    2026-08-10

  • Dr. RUIZ is an exceptional Mohs surgeon with whom I have total confidence that I'm getting the best of care.

    2026-08-10

  • Dr. Ruiz is the best. She is extremely knowledgeable. And at the top of her game. she did an excellent job.

    2026-08-10

  • GREAT CARE

    2026-08-08

  • Dr. Ruiz and Nurse [redacted] were just great. Making me feel at ease about the two procedures. They worked together as a team and provided me with the best possible care. Both were professional enough and also human!

    2026-07-31

  • Dr. Ruiz was excellent [redacted]

    2026-07-30

  • The doctor is wonderful and easy to communicate with it was simple and explained to me The nurse was outstanding.

    2026-07-28

  • I am so lucky to have such great doctors and nurses.

    2026-07-26

  • Great job

    2026-07-29

  • Dr Ruiz is excellent. Very caring and knowledgeable and understands.

    2026-07-27

  • I was incredibly impressed by the skill of the care given. If I need further care, I will use the MOHS clinic again without hesitation. Emily is a true professional. I can't imagine how she could have been better and I have a REALLY good imagination.

    2026-07-26

  • The entire visit was professional, informative and comfortable.

    2026-07-20

  • Dr. Ruiz was attentive, caring great The nurses were great [redacted] at the front desk was great I was very pleased with my whole experience

    2026-07-20

  • All the staff are very polite and professional.

    2026-07-19

  • The entire time there was exceptional! The team was courteous and I never felt rushed or left without answers. The nurse that I had at first, [redacted], was the best. And the team including the Dr. we're just as wonderful. I left feeling confident and was very pleased to receive a call the next day just to check on me and see if there were any questions. A plus !

    2026-07-19

  • Dr. Ruiz was wonderful. She went above and beyond to make me feel comfortable, very knowledgeable, very efficient. She was just great, absolutely great. I loved her.

    2026-07-22

  • The doctor was extremely professional and understood the situation with my disabled brother took her time and made him feel comfortable. Bless You!

    2026-07-19

  • I had an outstanding MOHS surgery experience with Dr. Ruiz and her team.

    2026-07-19

  • I have seen Dr Ruiz multiple times over the last 5 years. She is the finest doctor I have ever met

    2026-07-18

  • Outstanding care and attention from the doctor

    2026-07-15

  • First of all, the appt was on time. Everyone in the office was kind, friendly and nice. Dr Ruiz was professional, kind and intelligent sounding. I liked everyone in the office.

    2026-07-15

  • The team was great. [redacted]

    2026-07-15

  • I felt very comfortable with Dr. Ruiz and her team. She was very open and compassionate with all the information about what was going to happen with and how she and her team will handle my case.

    2026-07-13

  • My care team takes every step possible to make sure that all of my concerns are met and answered and dealt with immediately. I have the best team talking and communicating with each other so that I get the best care available.

    2026-07-02

  • Dr. RUIZ was very professional and pleasant to see. She answered all my questions. She was personable. She gave me advice and it was a pleasure to be under her care.

    2026-07-01

  • Dr. Ruiz was the most kindest, compassionate, respectful provider. Thank you for your care.

    2026-07-01

  • Everything about my care for Mohs surgery was way beyond expectations. I was treated as a person not just a patient. [redacted] My three doctors explained everything they were doing before they did it, which eased my anxiety greatly. I can't thank everyone from the receptionists to my nurse to my doctors enough for the wonderful care they gave me.

    2026-06-29

  • Dr. Ruiz was very thorough explaining each step of the Mohs surgery. She also was very candid about next steps and why.

    2026-06-28

  • She was wonderful.

    2026-06-27

  • Dr. Ruiz and her fellows, the nurse and the people at the front office end were all very kind, professional, supportive, understanding, a wonderful group, a wonderful practice, and I would most definitely recommend her and all of them if anyone were in need of her services. Thanks.

    2026-06-25

  • Wonderful care team. [redacted]

    2026-06-22

  • It was kind, efficient, professional and reassuring. It could not have been better.

    2026-06-18

  • Excellent care. Compassionate, kind and very caring

    2026-06-18

  • Dr. Ruiz listened to everything that I needed to say and the surgical skill and outcome was outstanding.

    2026-06-17

  • I had an excellent care with my provider and nurse.

    2026-06-10

  • She is the best Mohs surgeon we've seen!

    2026-06-08

  • She seemed extremely knowledgable regarding my MOHS surgery.

    2026-06-03

  • The visit was efficient and effective. All my questions were answered and further treatment is scheduled. Thank you.

    2026-05-28

  • The entire staff from the reception desk to the attending nurse and amazing doctors could not have been any better. First class professionals top to bottom!! My experiance was fantastic and your facility was excellent.

    2026-05-25

  • The staff was friendly and ready to answer any questions and concerns. They explained everything with patience never making me feel like they were rushing.

    2026-05-28

  • Very happy and very satisfied.

    2026-05-28

  • Dr. Ruiz has operated on me before successfully. I would highly recommend her to anyone needing skin cancer surgery.

    2026-05-27

  • I can't say enough about her. She just has everything as a provider. I couldn't ask for anything better. You're lucky to have her and I thank her.

    2026-05-20

  • I have recommended your service to my Sister

    2026-05-17

  • The medical team did what was needed and fully explained how we should treat the wound.

    2026-05-17

  • I would give this entire experience beginning from setting up the appointment through the actual MOHS process a10++

    2026-05-17

  • Made sure I knew details of procedure, clear and on point communications expert treatment (removal of nasal cells. Staff and medical providers are A+. MGHBRIGHAM a model for the expertise and care that everyone should receive.

    2026-05-17

  • I had a great experience with the whole team that were there from the nurse who prepared me for the surgery up to the person who closed my stitch, opened my stitches and also the doctor herself. They're a great team. They work together well and I did, when I was there, I told them how much I appreciated their kindness and I told them what a great team they were. And I'd recommend them, the doctors that I had and the nurse that I had to anybody who asked me about them. I thought they were great. Thank you.

    2026-05-14

  • Wonderful experience.

    2026-05-13

  • Everyone at the Mohs center was very kind and professional. My nurse was very thorough and explained how to do my dressing with tips that really helped when I got home. His kindness and patience was very much appreciated. All of the doctors were also kind, thorough and patient as two layers needed to be done.

    2026-05-12

  • I have had excellent service from this provider in March of 2025 & again in May of 2026. Thank you to all the team!

    2026-05-12

  • Both Dr Ruiz and Dr [redacted] were outstanding. Very kind. Explained the procedure in great detail.

    2026-05-12

  • Dr Ruiz and the crew were wonderfully friendly. It never occurred to me that anything to do with cancer could be so pleasant! Her lighthearted confidence and professionalism definitely put me at ease.

    2026-05-10

  • I can't say enough about the friendly, professional, and thurough treatment provided me on this visit and in the past.,,Thumbs Up

    2026-05-10

  • Very nice, helpful and informative

    2026-05-11

  • The experience was fantastic. Everyone was so attentive to me.

    2026-05-09

  • They were concerned about my comfort level

    2026-04-20

  • Dr. Ruiz was very, very, very knowledgeable and kind. She's very professional. Her staff was awesome and the office was extremely clean. Everyone was very helpful and their follow-up was great.

    2026-04-22

  • A quick effective treatment

    2026-04-19

  • I was amazed by how smoothly this procedure went. The caregivers were very professional and personable. Their attention to my comfort and health was a priority, while they treated me with respect and kindness. As someone who has a spent a lot of time in hospitals as an 18 year cancer veteran, I was not looking forward to this day or this procedure. But, I actually left feeling relieved and optimistic regarding my healing.

    2026-04-16

  • The doctor was very nice and made me feel comfortable. However, I feel like I did not have enough specific information about available cosmetic options for repairing my hand after my Mohs surgery.

    2026-04-16

  • Top notch

    2026-04-14

  • Both Dr. Ruiz and Dr. [redacted] were very pleasant. Each procedure was carried out very swiftly. [redacted] they were both very professional and efficient. Dr. Ruiz has a very light touch which I favoured. [redacted]

    2026-04-04

  • The Dr's and Nurses involved were extremely nice and open about the entire process. They did a great job!

    2026-04-01

  • Polite, informative, and expertise was apparent.

    2026-03-30

  • Excellent experience overall I was hoping to get a sooner surgery date

    2026-03-29

  • Despite my worries the obviously genuine level and combination of professionalism caring, caring for me and my concerns gave me great comfort during the surgery and aftercare. Thank you [redacted]

    2026-03-29

  • Dr. RUIZ was very cordial, very open, spent time with me, more than enough time, answered all my questions, and I left knowing what to expect, and that is my answer.

    2026-03-26

  • Very Professional

    2026-03-24

  • Very personable, good communicator

    2026-03-18

  • Dr Ruiz is outstanding.

    2026-03-16

  • The whole team was terrific. Calm, Friendly, Respectful - Explained everything they were doing from start to end of the Mohs procedure. Excellent after care information. Followed up early the following morning with a call to see how I was doing. Dr Ruiz headed a great team. Just overall excellent care - unqualified recommendation.

    2026-03-15

  • Dr. Ruiz was highly recommended to me by my sister-in-law and she easily met my expectations. I will definitely recommend her with enthusiasm and trust that she will be available if I have a need for Mohs surgery in the future.

    2026-03-11

  • very attentive

    2026-03-09

  • Very knowledgeable and skilled.

    2026-03-09

  • Dr. E. Ruiz and her RN are very professional people, probably the best in the field, related my procedure. It's my real opinion, filing and experience. Thanks to all people involved! [redacted]

    2026-03-08

  • Dr. Ruiz was very conscientious. She explained things well. She was very friendly and made you feel comfortable and did a great job in doing my Mohs surgery.

    2026-03-05

  • The nurse, [redacted], was wonderful. Very kind, compassionate and skilled. The doctor, Emily Ruiz, was great as well.

    2026-03-02

  • THIS WAS AN OUTSTANDING POSITIVE EXPERIENCE IN EVERYWAY POSSIBLE. THE NURSE WAS PHENOMENAL.. SO COMPETENT AND THOUGHTFUL, DR RUIZ'S TEAM IS OUTSTANDING IN VERY WAY POSSIBLE,. DR RUIZ IS VERY SKILLED, THOUGHTFUL. I HIGHLY RECOMMEND THIS EXTRAORDINARY PRACTICE, DR RUIZ AND HER ENTIRE TEAM!!

    2026-03-02

  • This provider was caring, professional and answered all of my questions and concerns.

    2026-03-01

  • First visit. I was accommodated and seen immediately even though I arrived an hour early. Dr. Ruiz and team showed thorough interest and compassion in getting details of my situation and explaining the action plan.

    2026-03-01

  • Could not have been better.

    2026-02-18

  • Went well, no issues

    2026-02-18

  • The Docs were great [redacted] Thank you so very much for making me feel at ease and comfortable

    2026-02-15

  • Dr Ruiz and her team were the best

    2026-02-15

  • It was a great place and the doctors, nurses and staff were terrific!

    2026-02-16

  • The entire experience was wonderful. I have had this type of surgery at other establishments with other doctors, and never felt as cared for as this time with Dr Ruiz, Dr [redacted] and the nurse. They were very thoughtful and cared very much about how I was feeling and if everything was going well for me, even letting me know that everything was going on well for the surgery. They were extraordinary.

    2026-02-15

  • Altogether excellent

    2026-02-15

  • I had excellent care & follow up!!

    2026-02-15

  • Dr. Ruiz and team including reception and parking personnel were simply great each person knew their job and simply did with a smile. Thank you for hiring people of this caliber!

    2026-02-15

  • From the time I entered the office I was told that I was an amazing person. I felt good. [redacted] Dr. Ruiz performed her usual great expertise and cleaned out my cancer. This is a great MOHS office. many thanks

    2026-02-13

  • I felt very confident that was in good hands .

    2026-02-10

  • I was seen and heard and checked. I would have liked to hear about what I could expect going forward. I had been very anxious about the healing from the surgery, and Dr. Ruiz did ascertain that there was no infection or anything wrong with the wound.

    2026-02-05

  • very caring

    2026-02-04

  • She was great [redacted]!!!

    2026-02-04

  • I just love Dr Ruiz, I have had procedures with her a few times and she is just so caring, friendly and reassuring.

    2026-02-04

  • Exceptional care was provided by Dr. Ruiz, Dr. [redacted] and nurse [redacted]. All showed genuine concern for my comfort before, during and after the procedure. The post procedure care items were clearly articulated to me. I am impressed by the care and support I received from the Faulkner Mohs team. Thank you!

    2026-02-03

  • I can't say enough about the Doctors and nurses. They were all very professional and knowledgeable.

    2026-02-02

  • Has provided care before and again this time was thorough, professional and very meticulous in her treatment. Very comforting to have that expertise.

    2026-02-02

  • Very professional and compassionate

    2026-02-03

  • Very efficient and professional in every way. I appreciate Dr Ruiz skill and high level quality of the care and services she provided, [redacted] Top notch all the way. I feel very fortunate to have access to such quality dermatological team care. Thank you.

    2026-02-02

  • Great follow up

    2026-02-01

  • Great experience and care

    2026-02-01

  • Both attending and fellow were attentive and thorough while addressing my care

    2026-01-29

  • It was a privilege to be treated by this provider

    2026-01-29

  • All staff I dealt with were wonderful. It was my first time having Mohs surgery and I was put at ease by them. Thank you all.

    2026-01-28

  • Would like to know what exactly was

    2026-01-28

  • Very capable

    2026-01-27

  • Absolutely fantastic! It was exactly as what we have become to expect from the Brigham system.

    2026-01-28

  • I was aware that people in this division seemed very happy with their job. That speaks a lot to those of u on the receiving end. Much appreciated.

    2026-01-26

  • Dr. Ruiz was both professional and caring. Thank you for such good care.

    2026-01-26

  • Drs. [redacted] and Ruiz are SUPERB!

    2026-01-25

  • Professional. Thorough. Good communicator.

    2026-01-19

  • Extremely favorable experience, [redacted]

    2026-01-19

  • Dr. Ruiz was very professional and did a wonderful job addressing my problem.

    2026-01-24

  • Excellent care

    2026-01-21

  • respectful, caring, attentive, competent

    2026-01-19

  • Dr. Ruiz, Dr. [redacted] and Dr. [redacted] are perfect exemplars of the Brigham, justifying its place as a world class institution. Sincere and empathetic, but also clearly on top of their field. [redacted]

    2026-01-19

  • The experience went well and as expected. The information packet that was sent by mail ahead of time was useful in understanding the procedure and who would be involved.

    2026-01-10

  • Excellent experience.

    2026-01-07

  • Very caring and professional.

    2025-12-28

  • Good experience

    2026-01-01

  • Dr. Ruiz and team were professional and efficient. Great team

    2025-12-31

  • Very compedent and professional in all aspects of my visit and procedure.

    2025-12-31

  • Everyone was very thoughtful and caring.

    2025-12-30

  • Between Dr. Ruiz & Nurse [redacted] I couldn't have been in better hands! [redacted]

    2025-12-29

  • [redacted] the doctors (Ruiz and [redacted]) both superstars.

    2025-12-29

  • It was a good experience

    2025-12-24

  • Dr Emily Ruiz was terrific! She is an outstanding surgeon! The Mohs surgery on my right ear was completely painless, before, during and after my surgery. She is very attentive and caring. She called my cell the day after to make sure everything was fine postop.

    2025-12-22

  • superb! I am SO appreciative.

    2025-12-16

  • Excellent in every way !

    2025-12-15

  • 10 out of 10. Got me right in when someone canceled an appointment. I arrived an hour early I was seen within 15 minutes of arrival probably less. I was treated right away. When the procedure was finished I was given verbal and written explanations of home care. Sent on my way no wasted time be any of the staff.

    2025-12-16

  • Outstanding

    2025-12-14

  • I was not sure what to expect during the procedure and its process. I was not sure what to expect. Everything was explained to me as the procedure went along to set my body and mind at ease. Thank you for a wonderful and attentive group of doctors and nurses at my procedure.

    2025-12-11

  • Excellent

    2025-12-11

  • Great, competent and well operating team of professionals.

    2025-12-09

  • Very caring provider

    2025-12-08

  • She explained everything carefully and was easy to talk to. She listened to my concerns.

    2025-12-08

  • Very positive experience

    2025-12-04

  • Amazing all round

    2025-12-01

  • Excellent experience.

    2025-11-30

  • This visit was for suture removal, done by the staffs NP. I did meet briefly with a doctor that examined the site, and gave me a briefing on the tissue biopsy results done by an outside lab. Communications was timely and excellent.

    2025-11-27

  • Very knowledgeable and caring.. explained everything to my husband and I.

    2025-11-24

  • The Mohs group was outstanding.

    2025-11-23

  • It was a very good experience all around

    2025-11-13

  • The doctor and the fellow were both attentive and easy to talk with. [redacted]

    2025-11-13

  • Utterly professional manner at all times. Inspired confidence.

    2025-11-12

  • VERY RESPECTFUL AND KNOWLEDGEABLE ABOUT THE PROCEDURE I WAS ABOUT TO UNDERGO.

    2025-11-12

  • Very friendly experience from receptionist to nurse to doctors.

    2025-11-10

  • This was an emergent visit following surgery on [redacted] due to bleeding. [redacted] Very pleased with my care.

    2025-11-10

Accepted Insurance

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