About Us

The Fort Collins Skin Clinic has a professional staff with cutting edge technology to keep you healthy and beautiful. With more than 50 years combined experience in caring for patients, we can help you with preventative health consultations, as well as special treatments and diagnostic care.

Our Doctors:

Brad R. Baack, M.D.

Dr. Brad R. Baack graduated Summa cum Laude from the University of New Mexico in Albuquerque with a bachelor of science in Chemistry. He earned his medical degree from the University of New Mexico School of Medicine. Dr. Baack completed his internship in the Department of Internal Medicine and his residency training in the Department of Dermatology, both at the University of New Mexico.

Dr. Baack was an instructor in the Department of Dermatology at the University of New Mexico Hospital for a year before going into private practice at the Northern Arizona Dermatology Center in Flagstaff, AZ. After nine years in practice in Flagstaff, Dr. Baack and his family moved to Colorado where he has been in practice at the Fort Collins Skin Clinic since July of 2001. He also currently teaches residents in the Family Practice program at Poudre Valley Hospital.

Certification and Membership:

  • Board Certified in Dermatology
  • American Academy of Dermatology
  • American Society for MOHS Surgery
  • American Society of Dermatologic Surgery
  • Colorado Medical Society
  • Larimer County Medical Society

    Honors:
    Phi Beta Kappa
    Alpha Omega Alpha – medical honor society

 

C. Paul Sayers, M.D.

Dr. C. Paul Sayers graduated from the University of Colorado with a bachelor of arts in History. He earned his medical degree from the University of Colorado School of Medicine. Dr. Sayers completed his internship at Wilford Hall, United States Air Force Hospital in San Antonio, TX. He did his residency training in Dermatology at the University of Minnesota in Minneapolis, MN.

Dr. Sayers practiced medicine for the United States Air Force for three years before starting his private practice in Fort Collins, where he has been for 32 years. He has been a clinical instructor for the Department of Dermatology at the University of Colorado and continues to teach the Family Practice residents at Poudre Valley Hospital in Fort Collins where he earned the Volunteer Teacher of the Year Award.

Certification and Membership:

  • Board Certified in Dermatology
  • Board Certified in Dermatopathology
  • Colorado Medical Society
  • Larimer County Medical Society
  • American Academy of Dermatology
  • Colorado Dermatology Society, past President
  • Pacific Dermatology

    Honors:
    Alpha Omega Alpha – medical honor society

 

Andy Kalajian, M.D.

Dr. Andy Kalajian grew up on the east coast of Florida in the town of Melbourne Beach where he enjoyed playing soccer as well as fishing and surfing. He graduated with a Bachelor of Science with highest honors in Chemical Engineering from the University of Florida in Gainesville, FL, and is an avid Gator fan. He earned his medical degree and was elected to Alpha Omega Alpha Medical Honor Society at the University of South Florida in Tampa, FL where he subsequently completed two years of Internal Medicine residency. He then moved to Kentucky where he completed his Dermatology residency under the direction of Dr. Jeffrey P. Callen at the University of Louisville, serving as Chief Resident in Dermatology in his third year. Following completion of his Dermatology residency, Dr. Kalajian completed subspecialty training in a Mohs Micrographic Surgery fellowship at the University of Louisville under the direction of Dr. Michael McCall, who himself trained with Dr. Mohs. Dr. Kalajian has special interests and training in the detection, diagnosis, and treatment of skin cancers. He has authored numerous manuscripts in peer-reviewed journals. Dr. Kalajian was an Assistant Clinical Professor in the Division of Dermatology at the University of Louisville for a year and a half prior to he and his family’s move to Northern Colorado.

Dr. Kalajian is married to Andrea and is excited to be living and building a life in Fort Collins. He and Andrea have recently welcomed their beautiful daughter Dylan Avery into their lives. He has many hobbies including skiing/snowboarding, fishing, golfing, woodworking, watching Gator Football, and enjoying the Colorado outdoors.

Dr. Kalajian sees patients in Fort Collins and Loveland.


Certification, Memberships, Awards:

  • Board Certified, American Board of Dermatology, 2008
  • Member, American College of Mohs Surgery (www.mohscollege.org)
  • Member, American Academy of Dermatology
  • American Society for Dermatologic Surgery
  • International Transplant Skin Cancer Collaborative
  • Medical Dermatology Society
  • Privileges, Poudre Valley Hospital
  • Alpha Omega Alpha – Medical Honor Society
  • Laennec Award for excellence in Clinical Medicine
  • University of South Florida Academic Excellence Award
     

 

Sarah K. Barksdale, M.D.

Dr. Sarah K. Barksdale graduated summa cum laude from the University of California, Berkeley, with a bachelor of science in Biology and Anthropology. She earned her medical degree from the University of California, San Francisco. Dr. Barksdale completed her residence at the National Institutes of Health where she subsequently researched skin viruses in a molecular biology laboratory. She then trained in Dermatopathology, the interpretation of microscopic slides of skin, at Harvard Medical School. Dr. Barksdale has practiced in the sunny states of Florida, New Mexico and Colorado, becoming experienced in all types of skin cancer diagnosis. She is also the author of chapters on inflammatory skin diseases in leading text books for dermatologists.

Certification and Membership:

  • Board Certified in Dermatopathology

  • American Society of Dermatopathologists

Honors:

  • Phi beta Kappa

  • Alpha Omega Alpha

  • Achievement Citation American Medical Women's Association

 

Tiffany Serell, P.A.-C, MS

Tiffany A. Serell, MS, PA-C graduated from Westmont College in Santa Barbara, CA with a Bachelor of Science in Biology. She earned a Master of Medical Health Science from Midwestern University, College of Allied Health Professionals in Glendale, AZ.

Tiffany has worked as a physician assistant for Coast Dermatology and Laser Surgery Center in Laguna Beach, CA for two years before moving to Seattle, WA where she worked under Dr. Bernard S. Goffe for three years. She has been with the Fort Collins Skin Clinic since September 2005.

 


Certifications and Memberships:

  • National Commission on Certification of Physician Assistants (NCCPA): PA-C
  • Paid Consultant / Professional Speaker on behalf of Amgen for Enbrel in the treatment of Psoriasis and Psoriatic Arthritis
  • Paid Consultant / Professional Speaker on behalf of Genentech for Raptiva in the treatment of Psoriasis
  • Society of Dermatology Physician Assistants (SDPA) member
  • Founder of the Seattle Journal Club for mid level practitioners

 

Aaron T. McGrew, P.A.-C, MS

Aaron T. McGrew, P.A.-C. is a Fort Collins native and graduate of Fort Collins High School. Aaron also attended Colorado State University, where he received a Bachelor of Science degree in biological science with an emphasis in microbiology in 2002. As a participant in the University Honors program, Aaron's additional fields included: anatomy, genetics and ecology.
Aaron then went on to the University of Colorado Health Sciences Center in Denver (CHA/PA program) where he received his Bachelor of
Medical Science in Physician Assistant Studies, pediatric emphasis, in 2006.
In 2009, while working at the Fort Collins Skin Clinic, Aaron completed his Master of Science at the University of Colorado at Denver and Health Sciences Center department of pediatrics with an emphasis in neurology.
Aaron and his wife, Ashley, enjoy running, biking, rock climbing and gardening in their free time. As an instrumentalist and vocalist Aaron often accompanies his church choir and enjoys attending the Fort Collins Symphony Orchestra concerts. In their free time Ashley and Aaron volunteer with high school youth.

Certifications and Memberships:

  • National Commission on Certification of Physician Assistants
    (NCCPA): PA-C
  • American Academy of Physician Assistants (AAPA)
  • Colorado Society of Dermatology Professionals (CSDP)
  • Colorado State Medical Examiners Board: State License
  • Founding member of the University of Colorado Health Sciences
    Center Symphony Orchestra
  • Founding member of the National Society of Collegiate Scholars:
    CSU chapter

 

Susan Aller, MS, FNP-C

 Susan Aller, MS, FNP-C grew up in Iowa and graduated from the University of Iowa with a Bachelor of Science degree in Nursing. She completed her Masters of Science and Family Nurse Practitioner degrees from University of Wyoming.

Susan has worked in multiple medical and surgical settings through her career. She has recently joined Fort Collins Skin Clinic and enjoys the full spectrum of patient care.

She and her husband, Mick, moved to Colorado in the 80s. They have two sons, Scott and Justin, and daughter-in-law, Megan. Susan enjoys the beauty of Colorado, baseball, football, horseback riding, traveling and spending time with friends and family.

Certifications, Memberships, Awards:

  • Colorado State Board of Nursing: State License
  • American Nurses Credentialing Center (ANCC): FNP-C
  • Member - Sigma Theta Tau, International Honor Society of Nursing
  • Thesis Publication 1999


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