Meet Our Team
It is a rarity to find a group as experienced, passionate, and dedicated to their profession
as the providers are that we have here, working for you, at First Coast Mohs.
We are a team of dedicated, experienced, and compassionate dermatologists and staff members, here to keep your skin as healthy as possible. "Mohs" refers to a technique that removes cancerous tissue with minimal effects to healthy tissue. To us, it's also a philosophy. No matter your need our goal is to keep your skin as healthy as possible.
Scott Warren, MD
Dr. Warren is a member of the American Academy of Dermatology, American Society of Dermatologic Surgeons, American Medical Association, and a Fellow of the American College of Mohs Surgery.
Board certified in Dermatology and Fellowship trained, Dr. Warren is recognized as a leading specialist in Mohs Micrographic skin cancer surgery and cosmetic surgery.
He received his medical degree from The University of Florida, completing his residency in dermatology at the Medical College of Georgia and his year long fellowship training in Mohs surgery at the University of Tennessee, Memphis under world renowned Dr. Rex Amonette. Dr. Warren has completed over 35,000 cases of Mohs surgery.
With nearly unmatched credentials, Dr. Warren has privileges at local hospitals. A former All-American in football at FSU where he served as team captain, Dr. Warren was also an academic All-American and current FSU athletic Hall of Fame member. When not helping patients, Dr. Warren enjoys his family and offshore fishing.
Lanai K.B. Cooksey, PA-C, MPAS
Lanai began her medical career after receiving her Bachelor of Science in Exercise, and Sport Science at the University of Florida and worked in Cardiac Rehabilitation for approximately 1 year.
She then furthered her medical career by obtaining a Masters of Science in Physician Assistant Studies at South University in Savannah, Georgia.
Lanai has been practicing as a Physician Assistant for ten years in the fields of Dermatology, Plastic Surgery, and Urgent Care Medicine. Lanai has a gentle touch and strives to provide a professional, and personal service while caring for her patients.
When Lanai is not caring for patients she enjoys exercising, fishing, watching football, traveling, and spending time with her family.
Keith Hatfield, PA-C
As a Physician Assistant with seventeen years' experience, Keith has enjoyed caring for patients with a variety of dermatological needs.
Prior to joining our group at Dermatology Associates of First Coast Mohs, he was the senior PA at Dermatology Associates of Tallahassee, one of the busiest Mohs practices in the Southeastern United States.
There, he gained extensive experience in diagnosing and managing skin cancers, and performed thousands of procedures including biopsies, excisions, suturing, and closures.
Keith played an integral part educating future Mohs surgeons in the practice's fellowship program, taught pre-med students in the professional "shadow" program, kept the medical staff current on safety procedures, as well as mentoring physician assistant students.
Kelly D. John, PA-C
Kelly is a native of eastern Michigan. She started her medical career as a Registered Dietitian. After 7 years, she furthered her education and graduated with honors from East Carolina University/Duke Physician Assistant program in 2000.
She initially worked in primary care and has now been in dermatology for the last 11 years. Her unique experience has made her a well-rounded PA, capable of addressing surgical, cosmetic and clinical dermatology needs for all ages.
Kelly is a member of the American Academy of Physician Assistants and Society of Dermatology Physician Assistants. She has a special interest in acne, melasma and skin cancer.
Patients of Kelly can rest assured that they are in good hands.
Debbie Perez, Licensed Aesthetician
Debbie has been working as a medical assistant in dermatology since 2006. She pursued her dream of becoming an esthetician in dermatology in 2008 when she obtained the State of Florida license.
Her passion is to educate and guide her patients to achieve healthier younger looking skin with her extensive knowledge in the use of physician grade products, and non-invasive cosmetic treatments.
Debbie specializes in hyperpigmentation skin disorders, melasma, acne, rosacea, and multiple topical therapeutic corrective treatments.
As a native of Valencia, Spain she is bilingual in English/Spanish and she welcomes patients of all ages and all skin types.