Meet Dr. Keith Pennycook

Goodman Dermatology Resident Physician

Dr. Keith Pennycook was born and raised in Troy, Michigan. He graduated from Michigan State University Honors College with a degree in Human Biology with High Honor in 2015. Dr. Pennycook attended medical school at Michigan State University College of Osteopathic Medicine and graduated second in his class in 2019. He became interested in pursuing a career in dermatology during his clinical rotations at Michigan State. After graduating from medical school, Dr. Pennycook completed a Transitional Year Internship as the Chief Resident with Wayne State University at Ascension Providence Rochester Hospital in Rochester, Michigan.

Dr. Pennycook is a huge fan of the Michigan State Spartans, particularly the football and basketball teams. His favorite sport is college football but he is also a big fan of the Detroit Lions, Pistons, Tigers, and Red Wings. Dr. Pennycook’s favorite hobby is golfing and he enjoys many other outdoor activities as well such as jet skiing, boating, and taking his Golden Retriever for a walk. Family is very important to Dr. Pennycook and he is extremely happy to have the opportunity to continue working with his twin brother, Dr. Kevin Pennycook.

Meet Dr. Keith Pennycook

"I’ve been coming here 3 years and wished I’d seen then sooner. The service , professionalism and CARE are exceptional. Plus waits are few and short, you’re in and out in no time."

"Very efficiently run office. The doctors and staff are very friendly and knowledgeable. I highly recommend Goodman Dermatology in Roswell, Georgia!"

"I have been seeing Dr. Goodman for years. Low wait time, and a skilled physician who genuinely cares about his patients' well being. He takes the time to listen to any concerns and does a very thorough exam. Any concerns are addressed and he explains everything. I definitely recommend."