About Us

Welcome to

Clearview Dermatology

At Clearview Dermatology Laser and Surgery Center our mission is to provide excellent and uncompromising medical, surgical, and cosmetic care to our patients. Clearview Dermatology was born out of years of experience with the vision of what a dermatology practice could be and should be. We focus not only on the disease or condition, but also the person who has entrusted their care with us. In addition, as a business and corporation we feel that we have a responsibility towards our community and our environment. Thus, we seek to not only provide the best care for our patients but also do our part to ensure the prosperity of our community and the preservation of our environment. We feel incredibly lucky to have a relationship with you and have a role in making the world a better place for everyone.

Meet Dr. Overman

Dr. Joe Overman is the owner and founder of Clearview Dermatology. Clearview Dermatology is privately owned ensuring the interest of our patients will always come first. Dr. Overman is a native of Nashville, Tennessee. He graduated Summa Cum Laude from the University of Tennessee with a double major in chemistry and physics. He completed medical school at the University of Tennessee Health Science Center and a year of internal medicine in Birmingham, Alabama. He then ventured out of the southeast for his dermatology residency at Boston University. In residency he was recognized as a talented surgeon. As a result of his passion for surgery and natural talent, he was offered a fellowship at one of the top Mohs Micrographic and Reconstructive Surgery Fellowships in the United States at Oregon Health Science University in Portland, Oregon. 

Dr. Overman earned distinction as one of the first surgeons in the nation to be double Board-Certified in Dermatology and Mohs Micrographic and Reconstructive Surgery by the American Board of Dermatology, He is a Fellow of the American Academy of Dermatology, the American College of Mohs Surgeons, the American Society of Dermatologic Surgery 

Dr. Overman has performed over 6,000 Mohs surgeries and facial reconstructions to date. Dr. Overman is also an expert in cosmetic dermatology, lasers and an array of cosmetic surgeries. Through his training in a vigorous fellowship that combined cosmetic dermatology, laser surgery, Mohs surgery, facial plastic surgery and oculoplastic surgery, Dr. Overman is able to take an artful approach to both skin cancer treatments and cosmetic surgeries. 

Dr. Overman spends his free time in the outdoors hiking, biking, camping, skiing, and flying planes with his wife Riley and their two dogs, Koda and Banks. He is a strong believer in a patient-centered approach to dermatology and strives to provide nothing less than world-class care for all of his patients.
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Meet Diana Pencheva, NP

Diana Pencheva is a Board-Certified Family Nurse Practitioner and a Dermatology Nurse Practitioner certified by the Dermatology Nurse Practitioner Certification Board. She is licensed as an Advanced Practice Registered Nurse by the State of Colorado and is nationally certified as a Family Nurse Practitioner by the American Nurses Credentialing Center. She earned her Bachelor of Science in Nursing and her Master of Science in Nursing degrees from Thomas Jefferson University in Philadelphia where she graduated with the highest honors.


She has worked full time in Dermatology since 2012 and her professional areas of interest include skin cancer prevention and early detection, treatment of acne, psoriasis and eczema. She recognizes the unique dermatologic concerns of patients with skin of color. She is experienced in treating and has had additional training on the full spectrum of dermatologic diseases encountered in patients with skin of color.  Diana is passionate about medical dermatology and believes that everyone should have access to the skin care treatments they need. She provides patient-centered care by listening, respecting and understanding patient’s values, opinions and needs. She recognizes the emotional impact of skin conditions and she is responsive to the feelings of her patients. Her goal is to partner with her patients in achieving their specific skin goals.


Diana has also undergone additional training in gender affirming care. She is passionate about providing accessible affirming clinical setting for the care of LGBTQ individuals. Diana will make every effort to deliver compassionate care and offer her patients the safest and most effective treatments that are available to treat their skin concerns.


When not working, you can find Diana in the mountains with her family hiking, skiing and enjoying the outdoors.


Diana is currently available for appointments as follows:

  • Arvada - Tuesday
  • Littleton - Monday, Wednesday, Thursday
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Diana Pencheva, NP - provider at Clearview Dermatology

Meet Samantha Lewis, NP

Samantha Lewis is a Board-Certified Family Nurse Practitioner. She is licensed as an Advanced Practice Registered Nurse by the State of Colorado and is nationally certified as a Family Nurse Practitioner by the American Academy of Nurse Practitioners. She earned her Bachelor of Science in Nursing and her Doctorate of Nursing Practice from Creighton University where she graduated with honors. Upon finishing her graduate degree she completed a dermatology fellowship for nurse practitioners at Penn State Milton Hershey Medical Center where she had the opportunity to gain additional dermatology experience through hands-on direct patient care.


She has worked full time in Dermatology since 2018 and treats children and adults dealing with a variety of general dermatological conditions. She has a special interest in treatment of acne, rosacea, psoriasis, eczema and skin cancer surveillance and prevention. She uses her passion for dermatology to ensure patients receive compassionate and patient centered care for their dermatological concerns. She enjoys educating patients on different dermatological conditions and helping patients achieve their skin care goals through prevention and promotion of health.


When not working, you can find Samantha enjoying the outdoors hiking and skiing in the mountains with her dog or hanging out with family and friends. She also loves reading and baking in her free time.


Samantha is currently available for appointments as follows:

  • Littleton - Wednesday, Friday
  • Evergreen - Thursday
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Samantha Lewis, NP - provider at Clearview Dermatology

Meet Katie Rehberg, MSPAS, PA-C

Katie Rehberg, MSPAS, PA-C, is a board-certified physician assistant with a passion for providing comprehensive skincare solutions and a broad skillset in procedural dermatology. Originally from Buffalo, Katie then moved to West Virginia, then to Tampa, and finally here with us in Arvada.

She earned her Bachelor of Science in BioMedical Science from the University of South Florida and her Master's in Surgical Physician Assistant Studies from the University of Alabama at Birmingham. Upon finishing her graduate degree, she worked in surgical specialties, including neurosurgery, general surgery, and pediatric surgery. She has worked full time in medical and aesthetic dermatology since 2015.

Throughout her career, Mrs. Rehberg has developed a reputation for her empathetic approach and attention to detail. Specializing in both medical and cosmetic dermatology, she has successfully treated a diverse range of skin conditions while also helping patients achieve their aesthetic goals. Her ability to establish strong connections with patients, coupled with her expertise, has made her a trusted healthcare professional in the field of dermatology.

Katie Rehberg is not just a dermatologic physician assistant; she is a dedicated advocate for skin health and a compassionate provider committed to enhancing the lives of her patients.

Katie spends her free time with her husband, two boys, and dog exploring all the things that Colorado has to offer.


Katie is currently available for appointments as follows:

  • Arvada - Tuesday through Friday
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a woman in a blue scrub suit is standing in a hallway with her hands in her pockets .

Meet Amber Schaefer, MPAS, PA-C

Amber Schaefer, MPAS, PA-C, is a board-certified physician assistant. Originally from Kansas, she graduated suma cum laude from Kansas State University with her Bachelor of Science in Life Sciences. She then went on to graduate with academic distinction from the University of Nebraska Medical Center with her Master of Physician Assistant Studies degree. Amber is a member of the Society of Dermatology Physician Assistants.


She has worked full time in medical dermatology since June 2022. Amber is passionate about skin cancer prevention, screenings, and early detection. She has special interests in the treatments of acne, rosacea, eczema, and psoriasis. Amber is committed to providing patients with comprehensive, thorough, and compassionate care by taking the time to listen to the needs and concerns of patients, educating patients about their dermatological conditions, and designing treatment plans that will better fit the lifestyles of patients. She is truly dedicated to helping to improve the quality of life for her patients by providing them with patient-centered care for their dermatological conditions.


Amber enjoys spending her free time hiking, skiing, reading, cheering on the K-State Wildcats, and spending time with family and friends.


Amber is currently available for appointments as follows:

  • Arvada - Monday, Tuesday, Wednesday
  • Evergreen - Thursday
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Amber Shaefer - provider at Clearview Dermatology

Meet Jessica Sorensen, MPAS, PA-C

Jessica Sorensen is a board certified Physician Assistant specializing in surgical, medical, and cosmetic dermatology. She graduated from Colorado State University with honors, earning Bachelor of Science degrees in Biology and Psychology with a minor in Neurobiology. In 2008, she earned her Masters of Physician Assistant Studies from the University of Colorado School of Medicine’s CHA/PA Program.


Mrs. Sorensen began her career working at the University of Colorado in the division of Plastic and Reconstructive Surgery. There, she developed exceptional surgical skills and gained expertise in neurotoxins, dermal fillers, and laser treatments. Her passion for dermatology soon took precedence, allowing her to blend her surgical proficiency with a focus on a diverse range of skin conditions, from skin malignancies to psoriasis, eczema, acne, and other dermatological disorders.

A firm believer in lifelong learning, Mrs. Sorensen became a Diplomat Fellow of the Society of Dermatology Physician Assistants and has completed advanced laser training at Mint Aesthetics in Kansas City. Her commitment to ongoing education ensures she remains at the forefront of the latest dermatological advancements and techniques.

What truly sets Jessica Sorensen apart is her unwavering dedication to patient care. With her psychology background, she understands the emotional aspects of dermatological concerns. Mrs. Sorensen takes the time to listen to her patients, fostering a comfortable environment whether she is performing a procedure or discussing sensitive skin conditions.

Mrs. Sorensen’s extensive training, compassionate approach, and surgical expertise have made her a highly sought-after provider in her field. Patients appreciate her depth of knowledge and her finesse as an advanced dermatology provider, confident that they are receiving exceptional care.


Jessica is currently available for appointments as follows:

  • Arvada - Wednesday
  • Evergreen - Tuesday, Wednesday
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a woman in a blue scrub suit is standing in a hallway with her hands in her pockets .
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