Healthcare professionals who guide your journey.
A physician, a physician assistant, two RNs, a medical esthetician, and a clinic manager. Real credentials, real care, two Florida clinics.
Sonata Riegel
Sonata Riegel, founder of SlimFit Wellness Clinic & Medical Aesthetics, is dedicated to helping individuals achieve lasting health, confidence, and vitality. With a Bachelor of Arts and a Master of Business Administration in Global Management, she brings a powerful blend of clinical understanding, business expertise, and compassionate leadership to the wellness space. At SlimFit, Sonata leads a passionate team committed to science-based treatments, transformative results, and a luxury wellness experience across the Sarasota and Venice locations.
Dr. Calvin Fischer
Dr. Calvin Fischer is a board-certified family physician with over 50 years of experience in patient care, wellness, and preventive medicine. As Medical Director at SlimFit Wellness Clinic & Medical Aesthetics, he oversees personalized weight loss, hormone replacement, and longevity-focused treatment plans with a strong commitment to patient safety and clinical excellence. His compassionate approach and decades of medical expertise help patients achieve healthier, more vibrant lives.
The people behind every visit.
Licensed, credentialed, and genuinely invested. You'll see the same faces every time you come in.
Rhonda Daniels, BA, B.S., RPA-C
Rhonda brings advanced clinical expertise in aesthetics and hair restoration, with a background as Chief Neurosurgical Physician Assistant at Jacobi Medical Center in New York. As a certified Trichologist and former Clinical Director of Maxim Hair Restoration, she has performed thousands of scalp, beard, and eyebrow restoration procedures. She specializes in natural-looking injectables, including neuromodulators, dermal fillers, laser treatments, and lip enhancements, using her surgical precision and artistic eye to help clients look and feel their best.
Brooke Bullinger, RN
Brooke earned her nursing degrees from Jackson College and Michigan State University. She began her nursing career on the cardiac unit at Henry Ford Hospital in Michigan before relocating to Florida in 2024. She now brings her clinical expertise, attention to detail, and compassionate care to Bayfront Health and SlimFit Wellness Clinic & Medical Aesthetics.
Lina Tran, BSN, RN
Lina is a dedicated Registered Nurse at SlimFit Wellness Clinic & Medical Aesthetics, where she helps patients reach their wellness goals through personalized, evidence-based care. With a strong nursing background and a passion for health education, she empowers each patient to make informed lifestyle choices and feel their best.
Makayla Walker-Brown, LPN, LME
Makayla is known for her gentle touch, clinical knowledge, and deep understanding of all skin types. She blends skill, passion, and personalized care to create transformative skincare experiences. Her mission is to help every client achieve healthy, radiant skin and the confidence that comes with it.
Gabi Labanauskaite
Gabi's passion for healthcare and client care elevates the SlimFit experience. With expertise in clinic operations, patient coordination, and integrative wellness, she ensures every patient receives a smooth, supportive, and fully personalized journey from start to finish.
Want to join us?
We're growing thoughtfully at both clinics. RNs, NPs, PAs, aestheticians, patient coordinators, if you believe medical wellness should be personalized, evidence-based, and accessible, we want to hear from you.