Leading board-certified dermatologist Dr. Scott Guenthner, MD, FAAD founded The Dermatology Center of Indiana in 2002. Highly reputed among his patients and peers, Dr. Guenthner specializes in medical, surgical, and cosmetic dermatology. He has continued to grow his practice into three locations, fostering a team of highly experienced, motivated, and caring individuals who are willing to “go the extra mile” for patients. In addition, he continues to advance the dermatology field through the inclusion of a clinical trials center and a location specializing in Mohs Micrographic Surgery.
Dr. Guenthner obtained his undergraduate and medical education at the University of Iowa, was an early inductee and officer in the University of Iowa chapters of Phi Beta Kappa and Alpha Omega Alpha and was awarded the Hancher–Finkbine Medallion as a fourth-year medical student. This medallion is awarded to outstanding students who are high academic achievers and proven leaders on campus. Following medical school, Dr. Guenthner completed an internship at St. Vincent Hospital & Health Services in Indianapolis, and a three-year dermatology residency at Indiana University where he served as the Chief Resident. Committed to giving back to the community, Dr. Guenthner’s philanthropic efforts support various organizations such as Traders Point Christian Church, the Hendricks Regional Health YMCA, the Hendricks County Community Foundation, the Indiana Sports Corporation, Guerin Catholic High School, St. Louis de Montfort Catholic School, the Navy SEAL Foundation, and Folds of Honor Foundation. Dr. Guenthner is also an Eagle Scout and volunteers locally for the Boy Scouts of America.
- Founding Physician of Optima Dermatology
- Founded The Dermatology Center of Indiana in 2002
- Medical & Surgical Dermatology For All Ages
- Completed residency at Indiana University where he served as Chief Resident
- Medical Degree from University of Iowa
Dermatology and Medical Aesthetics Services in Plainfield, IN

Dermatology Center of Indiana
1100 Southfield Dr. #1240,
Plainfield, IN 46168
Practice Hours:
Mon: 6:30 a.m. - 6:00 p.m.
Tues: 6:30 a.m. - 6:00 p.m.
Wed: 6:30 a.m. - 12:30 p.m.
Thurs: 6:30 a.m. - 6:00 p.m.
Fri: 6:30 a.m. - 12:30 p.m.
Call Hours:
Mon: 6:30 a.m. - 5:30 p.m.
Tues: 6:30 a.m. - 5:30 p.m.
Wed: 6:30 a.m. - 5:30 p.m.
Thurs: 6:30 a.m. - 5:30 p.m.
Fri: 6:30 a.m. - 5:30 p.m.
Dermatology and Medical Aesthetics Services in Zionsville, IN




Dermatology Center of Indiana
6639 Whitestown Pkwy.,
Zionsville, IN 46077
Practice Hours:
Mon: 6:30 a.m. - 4:00 p.m.
Tues: 6:30 a.m. - 5:00 p.m.
Wed: 6:30 a.m. - 12:30 p.m.
Thurs: 6:30 a.m. - 5:00 p.m.
Fri: 6:30 a.m. - 12:30 p.m.
Call Hours:
Mon: 6:30 a.m. - 5:30 p.m.
Tues: 6:30 a.m. - 5:30 p.m.
Wed: 6:30 a.m. - 5:30 p.m.
Thurs: 6:30 a.m. - 5:30 p.m.
Fri: 6:30 a.m. - 5:30 p.m.
Clinical Trials Center in Plainfield, IN




Indiana Clinical Trials Center
824 Edwards Dr., Suite 172,
Plainfield, IN 46168
Practice Hours:
Mon: 7:00 a.m. - 4:00 p.m.
Tues: 7:00 a.m. - 5:00 p.m.
Wed: 7:00 a.m. - 12:30 p.m.
Thurs: 7:00 a.m. - 5:00 p.m.
Fri: 7:00 a.m. - 12:30 p.m.
Dermatology Services in Plainfield, IN and Zionsville, IN




"Dr. Guenthener delivered the 'wow factor' during an initial visit with my mother, amidst COVID restrictions, no less. He took the time to educate my mother and me about her diagnosis and treatment plan. He answered her questions and maintained eye contact during the visit. We really appreciate his care and concern, and it is apparent that he has a passion for his work. I would recommend his office to anyone that needs a dermatologist."
"I am continually pleased with the professionalism and efficiency of Doctor Guenthner and staff at Dermatology Center of Indiana in Zionsville."
- Ted, Zionsville, IN
"Dr. G does an excellent job. He explains your symptoms very thoroughly and takes care of any and all problems that you are experiencing. I highly recommend The Dermatology Center of Indiana Plainfield. The staff is friendly and very sufficient in their jobs as well. Thanks to the nurses for being gentle giving shots."
- Tim, Plainfield IN
"Dr. G was very knowledgeable and his staff very professional. I had a very nice experience and I will recommend Dermatology Center to others. Hats off to you Dr. G!"
- Robert, Plainfield, IN
"Great service. I waited less than ten minutes for my scheduled appointment. Dr. G is such a kind and compassionate man. I always feel so at ease with him. His nursing staff was also friendly and caring."
- Ray, Plainfield, IN
"Dr. Guenther has provided the highest level of treatment for two skin conditions, including basal cell. My son also received treatment for severe acne. Dr. G listens attentively and answers questions to resolve my concerns. The Dermatology of Indiana staff are also caring and professional. I recommend this practice for dermatological issues."
- Tom, Plainfield, IN
"Very little wait time and quick attention to my problem. The doctor and nurse were kind and personable. I was extremely impressed by this office and glad I was able to be taken care of by Dr. G."
- Karen, Plainfield, IN
"Love this office. Always an amazing experience. My melanoma was diagnosed quickly and Dr G moved swiftly to operate and remove it. I have now been in remission for 4 years. Thanks for caring for me and keeping me alive !!"
- Andrea, Plainfield, IN
"Going to Dr. Guenthner for yearly screenings was one of the best decisions I ever made. He and his staff are very thorough in monitoring the bumps and spots that arrive with age. And it’s a friendly and very professional atmosphere. Couldn’t recommend more highly."
- Jonathan, Plainfield, IN
"I've been getting my annual dermatology check ups from Dr Guenthner for a few years now. Skin cancer runs in my family so better safe than sorry. Dr G is professional, personal, and VERY thorough. I have full confidence that he would find and be proactive with anything suspicious."
- Mike, Plainfield, IN
"We were treated with courtesy and respect. They went out of their way to accommodate our needs. The world is always better after you see Dr. G! You can't be down after seeing him."
- V. Shep, Zionsville, IN
"The Dermatology Center in Plainfield is an excellent place with good atmosphere, nice and professional staff. I ❤️ seeing Dr G. He is nice, patient and very good. I do recommend this place."
- Maria, Plainfield, IN
"Dr G is amazing! If you are having any issues I recommend going to visit! Staff is wonderful and very respectful and friendly!! 10/10!!"
- Emily, Plainfield IN
"The entire staff was supportive, friendly and patient. I was called within 10 minutes of my appointment time. Dr “G” thoroughly explained my condition and the steps to take to cure it. He suggested changes to avoid future allergic reactions (really appreciated this). He explained the treatment, length of time to expect improvement, and encouraged me to call his office with questions. A professional, top-notch visit."
- Shirley, Plainfield, IN
Fellow of the American Academy of Dermatology
Member of the Indiana Academy of Dermatology
Early inductee and officer in the University of Iowa chapters of both Phi Beta Kappa and Alpha Omega Alpha.