Jessica “Nikki” Dietert, MD

Nikki Dietert, M.D

Jessica “Nikki” Dietert, MD is a Board Certified Dermatologist and Board Certified and Fellowship Trained Mohs surgeon at Westlake Dermatology.

Dr. Dietert was born and raised in Texas. She received her bachelor’s degree in Biochemistry at The University of Tulsa. During her undergraduate time, she also studied abroad in Cork, Ireland. She then earned her medical degree at The University of Texas Southwestern Medical School in Dallas, where she was elected to the prestigious honors society Alpha Omega Alpha. She received her dermatology training during residency at The University of Texas at Houston/M.D. Anderson Cancer Center, where she served as chief resident in her final year. She then finished training with a fellowship in Mohs micrographic surgery at Washington University in St. Louis.

She has a special interest in skin cancer, Mohs surgery and cutaneous reconstruction. She also has an interest and training in an array of cosmetic procedures and procedural dermatology and has authored numerous scientific articles and book chapters on related topics.

Dr. Dietert is board-certified by the American Board of Dermatology. She is a member of American Academy of Dermatology, the American Society for Dermatologic Surgery, the American College of Mohs Surgery, the Texas Medical Association, the American Medical Association and the Travis County Medical Society. Dr. Dietert served as the President of the Austin Dermatologic Society in 2020.

In her spare time, Dr. Dietert enjoys traveling, live music, learning to garden, and spending time with her husband, dog, family and friends. Dr. Dietert is passionate about helping patients achieve healthy skin and believes in practicing in a patient-first manner.

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Jessica “Nikki” Dietert, MD
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  • “Dr. Dietert was very informative what she was doing during the MOHS procedure. Everyone was very gracious and efficient. Excellent service.” — Stefan H. (January 8, 2024)
  • “The staff of so great. The reception always greets me with a warm smile. Dr Dietert and Jennifer always know how to make me feel better and ease my fears. Couldn’t ask for a better Dermatologist and team.” — Breona W. (January 4, 2024)
  • “Dr Dieter is remarkable. She spends time to truly understand her patients. I trust her implicitly.” — Maggie L. (December 21, 2023)
  • “Dr. Dietert was so wonderful! I will definitely be back to see her. Jennifer, her assistant, was also so sweet and helpful!” — Madeline J. (December 20, 2023)
  • “Dr Dietert is so efficient and thorough!” — Katie M. (December 14, 2023)
  • “Most Professional team of physicians I have enjoyed engaging with!! Dr. Dietert, in particular, is a class professional in every way!!” — Christopher A. (November 16, 2023)
  • “Dr Dietert is always very efficient and listens to the patient. Thank you Dr Dietert!” — Elizabeth M. (November 16, 2023)
  • “The staff and the doctor are very friendly, efficient, and pleasing. Also, I never have to wait very long whenever I report in for an appointment maybe 10 minutes at the most.” — Johnny R. (November 9, 2023)
  • “Dr. Dietert and staff is amazing. We love the whole bunch!” — Ella M. (November 9, 2023)
  • “Jennifer was so impressive in her duties prepping me for my procedure. Dr Dietert was kind and thorough during my procedure. Would recommend them both to anyone!” — Anne E. (November 8, 2023)
  • “Doctor Nikki went above and beyond to take care of all of my concerns. The receptionist was amazing too. Thank you!” — Lisea L. (October 12, 2023)
  • “Both the doctor and the med tech were very professional and patient!” — David R. (October 10, 2023)
  • “I have had a lot of birthmarks and freckles over my life. Having went to several skin checks in the past this is the most thorough skin check I’ve had at any dermatology office. Dr Dietert was professional and kind during an experience that makes you feel very vulnerable and exposed.” — Meghann H. (October 5, 2023)
  • “A great staff! From my first point of contact. Kathi, who did my initial appointment, Jennifer, who escorted me back to the doctors room, and Lydia who helped out during my surgery, were so friendly and kind. Dr. Dietert was phenomenal! All are so kind and caring and made me feel comfortable while I was there. Thank you so much for helping me through this tough time! You ROCK!” — Denis F. (September 27, 2023)
  • “Staff very friendly and doctor took the time to explain everything and set realistic expectations! Already booked my next appointment!” — Kristy R. (September 12, 2023)
  • “Jenna was a great reception and check out experience. Dr. Dietert is very thorough and detailed in her exams and is clear about her findings and suggestions for next steps. Well done All!” — John M. (August 31, 2023)
  • “Friendly and helpful staff. Dr Dietert is easy to talk to and answered all my questions.” — Rebecca R. (August 24, 2023)
  • “I highly recommend Dr. Dietert! I went in for an annual skin check and she was very thorough, kind, informative and made me feel comfortable.” — Caitlin W. (August 17, 2023)
  • “Very professional staff and Dr. Nikki is great!” — Kevin L. (July 19, 2023)
  • “Like everything about Dr. Dietert, her staff. Etc. I especially like the office location. Highly recommend.” — Suellen M. (July 14, 2023)
  • “They were kind to fit me in when I mistakenly showed up a day early for my appointment. All of the staff are super friendly and professional! I can’t say enough how wonderful Dr. Nikki Dietert is.” — Deborah P. (July 11, 2023)
  • “The customer service at Westlake Onion Creek is incredible. Dr. Nikki Dietert is fantastic, I am always scared going in (I am new to Botox and Fillers) and after my appointments with Dr. Dietert I am always extremely satisfied and come out at ease. Highest praise for Dr. Dietert and staff.” — Autum F. (June 5, 2023)
  • “Dr. Dietert listened to all of my concerns and was very helpful. I look forward to coming back!” — Haley B. (May 25, 2023)
  • “Actually had fun getting fillers. The physician and staff were great!” — Brian M. (May 18, 2023)
  • “Dr. Dietert and assistants were really great. The whole (minor surgery) experience was very pleasant and I felt well cared for.” — Brom H. (May 15, 2023)
  • “The staff and doctor are amazing! So grateful to have found them!” — Cynthia C. (May 10, 2023)
  • “I liked the easy going native of the doctor today. She was chill and very knowledgeable.” — Maxson R. (May 4, 2023)
  • “I absolutely love Jessica ! She’s amazing so patient with me made me feel comfortable and is relatable, the doctor is amazing as well explained it all to me without making me feel obligated to do something If I wasn’t comfortable. Very pleased with my visit and will be recommending friends.” — Isabella B. (May 3, 2023)
  • “The office was great and the staff was wonderful. I would recommend you to everybody! Especially appreciative of Dr. Dietert!” — Lisa B. (March 21, 2023)
  • “Dr. Dietert is an amazing doctor!” — Arun N. (March 21, 2023)
  • “Dr. Dietert and medical assistant Jennifer were phenomenal in their treatment and care for me during a minor surgery. They are so kind and professional.” — Lauren B. (March 2, 2023)
  • “Very nice staff and Doctor Nikki couldn’t have been nicer. Appointment was on time and very efficient. Could not have asked for better visit to the doctor’s office.” — William W. (February 21, 2023)
  • “Everyone, Dr. Dietert, Jennifer and Lydia the nurses all were extremely kind, informative and caring! I was in excellent hands.” — (January 25, 2023)
  • “Wonderful front office staff. Dr. Dietert and Jennifer were right on time. Dr. Dietert is always thorough and great to work with.” — Edgecomb E. (January 10, 2023)
  • “Dr. Dietert is meticulous in caring for my skin and explains each procedure prior to treatment.” — Sloan S. (January 10, 2023)
  • “Dr. Dietert was very good at explaining everything she was going to do. Then she did it with great concern for my comfort and well-being. Her staff member, Glenda, as always was excellent with her bedside manner and her caregiving.” — Mentzer M. (January 5, 2023)
  • “Dr Dietert explained the procedure well and put me at ease” — Frances P. (December 21, 2022)
  • “I absolutely loved my appt. Jennifer and Dr. Dietert were amazing. They made me feel welcome and answered all my questions. Honestly I left feeling like this was the best Dr experience I’ve had in a long time. I will highly recommend this office to friends and family.” — Lisa Y. (December 1, 2022)
  • “Dr Dietert and Lydia were very professional and took care of my issue without pain. A first.” — Janet R. (November 29, 2022)
  • “Dr. Dietert does a great job. She’s removed over 20 skin cancers from my face, neck, ears and nose. Scars disappear surprisingly fast. She’s professional, personable and definitely knows what she’s doing. I do not hesitate to recommend her.” — Mac M. (August 26, 2022)
  • “Dr. Dietart is very easy to talk to. Absolutely no waiting. Great service.” — Marilyn N. (August 18, 2022)
  • “I love everything about this location and Dr. Nikki” — Amanda T. (August 4, 2022)
  • “Dr. Dieters and Lydia were great. Front desk people very helpful.” — Sharon R. (July 27, 2022)
  • “Jennifer and Dr. Dietert made me feel so comfortable despite my nerves trying Botox for the first time. They each listened to my concerns, taking them into account prior to the procedure. I completely trusted them throughout the process! I’ll definitely be back.” — Shannon L. (July 26, 2022)
  • “The procedure went without pain and Dr. Dietert and her nurse were great. Thank you!” — Sallianne G. (July 18, 2022)
  • “Office staff are a joy to work with. They get you processed quickly and on time. Dr. Dietert and her assistant Jan are amazing. Would not use anyone else. Always a pleasant experience.” — John E. (July 7, 2022)
  • “The staff was knowledgeable efficient and friendly. Everything was clean and sanitary. Dr. Dietert is amazing with everything from body scans to Mohs surgery.” — Teresa S. (June 29, 2022)
  • “Dr. Dieter is amazing!” — Margaret L. (June 16, 2022)
  • “Everyone was attentive and professional, yet very personable. I felt very confident I came to the best doctor for my needs. Dr. Dietert was conservative in cutting tissue, but complete thorough. She was very supportive and explained every step of the surgery. Highly recommend her to anyone needing MOHS Surgery.” — Susan H. (June 15, 2022)
  • “Dr. Dietert and Jennifer were both so pleasant and helpful. Made my visit very comfortable . Definitely would recommend them to others,” — Mickey K. (June 7, 2022)
  • “Everyone was very friendly and professional!” — Clarice J. (March 3, 2022)
  • “Very nice office and the personnel were great.” — James W. (March 1, 2022)
  • “Like everything about Dr. Dietert. Warm- yet efficient! Thorough- what matters most when you have skin cancer from time to time. Skilled surgeon -Mohs- gets it all and does great skin graphs. Staff friendly and efficient. Facility warm and inviting.” — William D. (February 24, 2022)
  • “Loved EVERYTHING. From the lobby, check in, doctors, everything was clean, beautiful, comfortable and easy. 10/10” — Lauren M. (February 22, 2022)
  • “Very efficient, friendly, and professional. Great experience” — Thomas P. (February 22, 2022)
  • “This office is absolutely wonderful. Compassionate, thoughtful, and smart. Above and beyond kindness. I had a very intense procedure that was very long. They put me at ease with great communication and professionalism. Bravo.” — Breona W. (February 21, 2022)
  • “Bright and welcoming space and great Dr experience” — Joseph S. (February 17, 2022)
  • “The staff was very nice! I felt comfortable being there.” — Sabrina E. (February 17, 2022)
  • “Very friendly” — Melissa A. (February 17, 2022)
  • “Love Dr. Dietert! She is so knowledgeable and professional! Outstanding doctor!” — Margaret S. (February 8, 2022)
  • “Everyone was welcoming and courteous and everything was explained well.” — Randal R. (January 25, 2022)
  • “Friendly and knowledgeable staff. Overall great experience.” — Nigel P. (January 19, 2022)
  • “The professional care at Westlake Dermatology is well-tempered with the kind empathy from everyone working there.” — Mark S. (January 18, 2022)
  • “My appointment to remove a ski tag was 11 MINUTES TOPS. in and out. Highly recommend” — Dominique E. (January 11, 2022)
  • “Attractive new office. Staff was friendly and helpful. Doctor and nurse were right on time. I have gone to Dr. Dietert in the past for Mohs surgery and have always been pleased with the outcome. As always, she is thorough and explains all the procedures.” — John E. (January 8, 2022)
  • “Loved the provider. Very empathetic.” — Stephanie G. (December 30, 2021)
  • “Showed great empathy and customer service.” — Garnesha M. (December 30, 2021)
  • “Clean, friendly, and actually had a product in stock that has been sold out everywhere I’ve tried to get it.” — Megan G. (December 29, 2021)
  • “People were great!” — Carrie S. (December 20, 2021)
  • “Dr Jessica Dietert did a thorough assessment of my skin from head to toe. The nurses and the office staff were very accomodating. I would love to see many more styles of earrings for sale.” — Hilda G. (December 18, 2021)
  • “Great Staff! Everyone was very warm and gracious.Thanks to you all!” — Jack S. (December 13, 2021)
  • “From the front office staff Jenna to Rosie and Dr Dietert, every one of them were so helpful, friendly and amazing.” — Melissa F. (December 9, 2021)
  • “The entire office/staff was so friendly! My appointment did not take long and the care was excellent. Thank you, Westlake Derm!” — Caitlin L. (December 2, 2021)
  • “Very friendly, kind, intelligent articulate staff and doctor. Would definitely recommend.” — Joel P. (November 30, 2021)
  • “Staff was fantastic. Dr. Dietert was awesome. Great personality and great bedside manner. Wouldn’t hesitate to recommend her to anyone needing a great dermatologist!” — Marc W. (November 23, 2021)
  • “Great individual focus and care, good plan of care going forward.” — Kevin L. (November 18, 2021)
  • “Dr. Dietert and nurse Darilyn were wonderful.” — Shirley B. (November 17, 2021)
  • “Friendly staff and great environment. The medical team was very informative and provided details that helped me determine which was the best treatment for me.” — Yolanda M. (November 16, 2021)
  • “Beautiful office, very friendly staff and the early check in is a plus! Dr. Dietert took the time to really listen to my concerns and suggested the best treatment. I am so thrilled with my results – I just love her!!” — Ana L. (November 11, 2021)
  • “I appreciated that my doctor and her assistant took the time to really listen to my needs and concerns about my acne and journey I’ve had with it. I felt very comfortable and not like I was being judged for my acne. It was my best experience I’ve ever had with a dermatologist.” — Taylor S. (November 11, 2021)
  • “The facility was very bright and welcoming, besides its being very attractive. The office personnel were also very welcoming. The doctor was very attentive and explained everything very well so that I understood.” — Duane P. (November 11, 2021)
  • “Y’all were amazing!!! Friendly, excited, and clearly loves what they do.” — Amanda T. (November 11, 2021)
  • “Everyone seemed very caring and interested in my care. Very nice to have such a warm feeling at a doctors office.” — Charles J. (November 9, 2021)
  • “Light airy professional office and treatment facilities. Friendly front staff and highly professional medical staff.” — Elmer F. (November 9, 2021)
  • “Great service and a beautiful space.” — Patrick L. (November 4, 2021)
  • “Very nice & helpful dermatologist. Beautiful, Chic & clean office.” — Amanda B. (November 4, 2021)
  • “Staff was super sweet and professional. All of them.” — Leslie J. (November 3, 2021)
  • “I would highly recommend Dr. Dietert @ Westlake Dermatology! The most thorough skin exam I have received, very kind and great communication. The staff was competent and helpful.” — Kathryn S. (October 30, 2021)
  • “Courteous and helpful. Very knowledgeable. Created atmosphere of relaxation and trust.” — Joey W. (October 28, 2021)
  • “I appreciated not having to wait, the ability to do my forms online, the cleanliness of the office, & the kindness of the staff & doctor. Overall very pleased wth my visit.” — Gabriella D. (October 27, 2021)
  • “Love Dr. Dietert!” — Ashley B. (October 27, 2021)
  • “Professional service of staff and Dr. Dietert.” — Don B. (October 26, 2021)
  • “Not only was my intake nurse super personable and sweet but my doctor was very empathetic which is sadly hard to find. She took my hand and reassured me I was okay and I appreciated that so much. Love this place!” — Tyler B. (October 25, 2021)
  • “I was very impressed with my doctor who is extremely thorough and very pleasant. The front desk staff was also extremely efficient and polite. I could not ask for more from a visit to the dermatologist.” — Alexandra R. (October 22, 2021)
  • “Dr. Dietert was so nice and thorough! She explained everything very well and has a great bedside rapport. Thank you for your time and expertise!” — Sarah C. (October 21, 2021)