Meet the Experts Behind Your Health Transformation
Atlanta’s Dedicated Professionals Committed to Your Wellness Journey
At Atlanta Men’s Clinic, our team combines decades of experience with cutting-edge expertise to deliver exceptional care. With backgrounds ranging from emergency medicine to professional sports, our diverse specialists are united by one goal: providing the best solutions for your health concerns.
Meet Dr. Juan Pablo
- Dr. Juan Pablo (J.P.) Nieto, MD
- Board-Certified Sports Medicine Specialist
Dr. Nieto specializes in sports medicine, musculoskeletal injuries, and chronic joint pain. His approach emphasizes strong patient relationships and innovative treatments to help patients achieve peak physical form.
- Education
MD from San Juan Bautista School of Medicine
- Residency
Emergency Medicine in New York City (awarded “Emergency Medicine Resident of the Year”)
- Training
Sports Medicine Training at Georgetown University
- Experience
Worked with NBA, WWE, UFC, and Brazilian Jiu-Jitsu athletes
- Expertise
Ultrasound techniques, joint and tendon injections, prolotherapy, regenerative medicine, and stem cell therapy
- Languages
Fluent in English and Spanish
Meet Alyssa Shaffer
- Alyssa Shaffer, FNP-C
- Men's and Women's Health Specialist
With 9 years in healthcare, Alyssa is passionate about patient care, innovation, and continuous improvement. She brings a blend of clinical expertise, analytical skills, and effective communication to her practice, enabling her to navigate complex healthcare environments and collaborate with multidisciplinary teams.
- Education
Master of Science in Nursing, South University
- Strengths
Clinical expertise, analytical skills, and effective communication
- Focus
Integrating clinical knowledge with technological advancements
- Interests
Fitness, biking, paddleboarding, kayaking, traveling, and family time
Meet Diana Reeder
- Practice Manager
Diana Reeder is the Practice Manager at Atlanta Men’s Clinic with almost two decades of experience in healthcare administration. Inspired by the loss of her mother at a young age, Diana has dedicated her career to supporting patient health and well-being through education and administrative support.
- Education
BS Healthcare Administration, University of Northwestern Ohio
- Expertise
Patient education and administrative support
- Passion
Building strong patient relationships and ensuring optimal care
- Interests
Enjoys football and family time
Meet Nikki Newell
- Nikki Newell, RN
- Registered Nurse
Nikki Newell is a Registered Nurse at Atlanta Men’s Clinic. She transitioned from a 20-year career in Health Information Management to pursue nursing, inspired by a nurse who helped her during childbirth. Nikki is committed to educating patients and providing empathetic, tailored care.
- Education
BS in Nursing, BS in Health Information Management
- Certifications
Registered Nurse, Registered Health Information Administrator, Certified Professional Coder
- Experience
Emergency Department and Interventional Radiology at Northside Hospital
- Focus
Patient education and empathetic, tailored care
- Interests
Baking, cycling, and family time
