Kokomo Providers

John K. Randall, R.Ph., M.D.

Owner and Supervising Physician

John K. Randall, R.Ph., M.D. is a board certified dermatologist and cosmetic surgeon. He started his medical career by receiving a Bachelor of Science degree in Pharmacy from Creighton University, graduating in 1981. Upon completion of pharmacy school, he attended the California College of Podiatric Medicine from 1981-1982 before deciding to attend medical school in 1983 at Northeast Ohio Medical University (formerly Northeastern Ohio Universities College of Medicine) graduating with Doctorate of Medicine in 1986.

Read More

Katrina Masterson

Nurse Practitioner

Katrina has secured three degrees from Purdue University. She earned a Bachelor of Science degree in 1987, followed by a Master of Science in 2002, and culminated her education experience in 2014 by earning her Doctorate in Nursing Practice.

Read More

Brad Hurliman

Physician Assistant

Brad is a certified physician assistant who has been working in dermatology since he graduated with a master’s degree in physician assistant studies from the University of Kentucky in 2003. Brad joined Randall Dermatology in 2008 and is a proud member of the SDPA (Society of Dermatology Physician Assistants).

Read More

Laura Wavra

Nurse Practitioner

Laura jointed Randall Dermatology in 2009. She received a Bachelor’s Degree in Nursing from Purdue University in 1997 and a Master’s Degree in Nursing from Indiana University in 2003.

Read More

Phil DeTurk

Nurse Practitioner

Phil graduated from Purdue University in 2001 with a BSN, followed by a MSN in 2005. He joined Randall Dermatology in 2011 and continually holds a membership with the Dermatology Nurses Association (DNA). His interests include general dermatology, dermatologic surgery, and treatment of skin cancer.

Read More

Mark Manning

Nurse Practitioner

Mark completed his Doctorate of Nursing Practice (DNP) degree at the University of Washington. While at UW, Mark studied family practice and focused on general and cosmetic dermatology and serves his patients with any dermatological needs that may arise.

Read More

Quickly Schedule Appointments & Find Care


Find a LocationBook an Appointment