Our team · Roots · Channelside, Tampa

The people
behind the practice.

A small, deliberate team driven by science, artistry and a genuine commitment to your long-term wellbeing.

Leadership

Dr. John Sosa

Medical Director

M.D., DipABLM

Double board-certified in Family Medicine and Lifestyle Medicine, and certified in Menopausal Hormonal Therapy — with over two decades of clinical practice. A Michigan native, Dr. Sosa completed his undergraduate at the University of Michigan and his medical degree at the American University of the Caribbean, and is founder of MYST Medical, a concierge lifestyle and longevity practice. Outside of medicine he is vegan, a fitness enthusiast, and a proud parent of four.

Allison Martin

Investor · Healthcare Entrepreneur · CXO

Bringing a distinguished background in virtual and proactive healthcare innovation — including scaling a nationwide health platform to over $47M in revenue. Her holistic passion for health and wellness aligns perfectly with what Roots was built to be: a place where your health is paramount and where you can thrive both inside and out.

Practitioners & care

Alexia Rogers

Longevity & Aesthetic Nurse Practitioner

An APRN, Family Nurse Practitioner (FNP-BC) with a passion for weight loss, peptides, aesthetics, functional health and personalized hormone optimization. Alexia brings a comprehensive, whole-body approach that delivers natural, balanced results. Known for her bubbly personality, positive attitude, and a deep commitment to patient well-being, Alexia brings clinical excellence and a personalized approach to wellness-focused care. She thrives in dynamic environments where she can apply evidence-based protocols and innovative therapies, to help her patients feel energized, confident, balanced, and empowered. She takes pride in building meaningful relationships, delivering high-quality care, and guiding patients toward optimal health and vitality.

Scarlett Maroto

Licensed Medical Aesthetician · Certified Laser Technician

A Licensed Medical Aesthetician known for her refined, results-driven approach to skincare. She is passionate about helping clients achieve healthy, radiant skin through personalized treatments that enhance natural beauty and deliver long-term results. She has a strong experience in advanced treatments such as laser therapies and microneedling, and is especially known for combining advanced treatments to create personalized, high-performance skin transformation plans. Scarlett believes that exceptional results come from both expert technique and client education, and she takes pride in guiding each client through their skincare journey with intention and care. Fluent in both English and Spanish, Scarlett creates a welcoming yet elevated experience for every client. She is dedicated to continued education and staying at the forefront of aesthetic advancements to provide the highest level of care.

Isabella Costello

Aesthetic & Longevity Consultant · Body Contouring Specialist · Practice Growth & Operations Lead

With nearly a decade of experience spanning nonprofit development, luxury wellness, and high-end aesthetic brands, Isabella brings a background rooted in brand strategy, social campaigns, sales, and curated event experiences. With a genuine love for aesthetics and a deep passion for wellness and longevity, she joined the Roots family believing that every patient deserves to feel confident, informed, and truly cared for throughout their journey. As an aesthetic consultant and body contouring specialist, Isabella combines her eye for beauty with hands-on expertise to help patients achieve their most confident selves. Whether she's recommending a personalized in-office or at-home treatment plan, walking you through your body contouring options, or creating the kind of patient experience that makes Roots feel like a destination — Isabella's approach is always intentional, warm, and results-driven.

Kiki Ellis

Client Experience & Business Development Coordinator

With a background in healthcare and event planning, Kiki brings a holistic and intentional approach, creating comfort and clarity in every patient experience. With a deep appreciation for skincare and wellness, she's passionate about helping each patient feel confident, informed, and cared for throughout their journey at Roots.

Meet the team

Care that starts with a conversation.

Book a consult Our philosophy

The peoplebehind the practice.