Las Vegas, NV
Dr. Tiffany A. Bradley, MD – Board-Certified Family Medicine Physician - MEDICAL DIRECTOR
As our esteemed Clinical & Medical Director, Dr. Tiffany A. Bradley leads with compassion, precision, and a deep commitment to integrative healthcare. Board-certified in Family Medicine and trained at the renowned Northwestern McGaw Medical Center, Dr. Bradley brings extensive experience in clinical leadership, public health, and whole-person wellness to our practice.
With a passion for bridging traditional medicine and innovative therapies, Dr. Bradley specializes in personalized care that includes peptide therapy, functional medicine, and chronic disease management. Her background spans inpatient and outpatient settings, clinical research, and advocacy for health equity—making her an invaluable leader and provider in our mission to deliver transformative care.
She has held key roles with Intermountain Health, the State of Nevada’s Aging & Disability Services Division, and Novum Pharmaceutical Research Services. Dr. Bradley’s leadership ensures that every patient receives care rooted in evidence, empathy, and empowerment.
Osmel Villarreal, MS, MBA - Administrator and Director of Operations
As the visionary Administrator and Director of Operations at Med-Care Providers, Osmel Villarreal brings a dynamic blend of healthcare knowledge, business strategy, and leadership excellence to the organization. With advanced degrees in both science and business administration, Osmel has successfully led transformative initiatives that have redefined the culture and operational efficiency of the practice.
Under his leadership, Med-Care Providers has implemented a fully restructured team—focused on collaboration, accountability, and compassionate care. Osmel has cultivated a work environment that feels more like family, fostering strong relationships among staff and with patients alike. This renewed culture has translated into streamlined operations, enhanced patient satisfaction, and stronger team performance.
Driven by a deep passion for healthcare access and innovation, Osmel continues to guide Med-Care Providers toward sustainable growth, operational excellence, and meaningful community impact.
💼 “When you combine a great team with the right values, results follow. We’ve built something special here—rooted in integrity, care, and family.”
– Osmel Villarreal
Alicia Yvette Cruz – Medical Assistant , Operations Support & Talent Specialist
Yvette is the heart of our operations and the soul of our team. As a bilingual professional with over a decade of experience in recruitment, human resources, customer service, and aesthetics, she plays a vital role in every corner of Med-Care Providers—from administrative leadership to hands-on provider support.
When our leadership made the bold decision to transform the culture and operations of the practice, Yvette was the first to say, “Puedes contar conmigo.” ("You can count on me.") And from that moment forward, she has shown up with unwavering dedication, positivity, and an infectious enthusiasm that inspires everyone around her.
Whether she's recruiting top talent, assisting doctors and nurse practitioners, greeting patients, or supporting back-office functions, Yvette always goes above and beyond. Her commitment to excellence, attention to detail, and genuine care for both staff and patients are the driving forces behind our renewed culture of family, teamwork, and growth.
🌟 "We still have a lot to accomplish, but I truly believe we’re doing something special—and thanks to Yvette, we’re doing it together."
– Osmel Villarreal, MS, MBA Administrator
Elizabeth Brown - RN, MSN, FNP-C – Advanced Practice Registered Nurse
With nearly 20 years of clinical excellence, Liz Brown is a distinguished Family Nurse Practitioner and visionary leader in the field of advanced wellness therapies. Her deep expertise, compassionate approach, and commitment to innovation make her a trusted provider in the realm of peptide therapy and regenerative health.
Liz blends evidence-based medicine with a personalized touch—helping patients optimize vitality, restore balance, and achieve long-term wellness goals. From weight management to anti-aging solutions, her treatments are grounded in science and delivered with care.
A proud Cum Laude graduate of Winona State University and a member of Sigma Theta Tau International Honor Society of Nursing, Liz holds licensure as an APRN and RN in both Minnesota and Nevada, along with certifications in DOT, DEA/CS, ACLS, ENPC, TNCC, and more. Her leadership in both clinical and administrative roles reflects her lifelong dedication to accessible, transformative healthcare.
At the heart of her practice is a simple philosophy: Empower patients with knowledge, support them with compassion, and lead them to better health through innovation.
Dr. Ozioma C. Nwosu, DNP, FNP-C, PMHNP-BC – Psychiatric Nurse Practitioner
A dual-certified Family and Psychiatric Mental Health Nurse Practitioner, Dr. Ozioma Nwosu is a compassionate and highly experienced provider dedicated to whole-person wellness. With over a decade of experience spanning primary care, mental health, academia, and critical care nursing, Dr. Nwosu brings a unique integrative approach to modern therapies—including peptide therapy and advanced wellness care.
Currently practicing in Las Vegas and serving as an Assistant Professor at the University of Nevada, Las Vegas, Dr. Nwosu is known for her clinical excellence, mentorship, and unwavering dedication to underserved populations. Her commitment to improving lives is reflected in every role she holds—whether educating future nurses, providing community care, or developing personalized health plans for her patients.
Dr. Nwosu holds a Doctor of Nursing Practice from the University of North Florida and completed advanced training at Charles R. Drew University. Her focus on innovation, empathy, and cultural competence makes her a vital force in transforming health outcomes for diverse communities.
💬 "Healing starts with understanding the full person—physically, mentally, and spiritually. My goal is to walk that journey with you, one step at a time."
– Dr. Ozioma Nwosu
Hazrat Saeed, FNP-C – Family Nurse Practitioner
With over seven years of hands-on nursing experience and a commitment to delivering compassionate, patient-centered care, Hazrat Saeed is a dedicated Family Nurse Practitioner with a strong background in both hospital and home health environments. His clinical expertise spans chronic disease management, wound care, physical assessments, and medication management, making him a valuable addition to any integrative care team.
Hazrat’s career began in acute and rehabilitation settings, where he gained a deep understanding of patient needs across the continuum of care. As an RN Case Manager at Northwell Health and VNA Health Group, he led coordinated care plans and home-based interventions that prioritized comfort, safety, and positive health outcomes. His approach is rooted in clinical precision, cultural sensitivity, and a multidisciplinary model of care.
A graduate of Chamberlain College of Nursing with a Post-Master’s Certificate in Family Practice, Hazrat brings not only medical knowledge but also fluency in English, Urdu, Hindi, and Punjabi—bridging language gaps to serve diverse communities with dignity and respect.
Miami, FL
Meliza Mercedes Perea, APRN – Advanced Practice Registered Nurse
Meliza Perea is a compassionate and highly skilled Advanced Practice Registered Nurse with a strong foundation in both primary care and clinical case management. With over a decade of nursing experience and a Master's degree from the University of Miami, Meliza offers expert-level care with a patient-first approach.
Her current work as a primary care provider with Servimed includes wellness exams, chronic disease management, and treatment of acute conditions. She is deeply experienced in managing complex diagnoses such as diabetes, hypertension, heart failure, and mental health concerns like anxiety and depression.
Meliza’s clinical background also includes working in surgical, urology, oncology, and electrophysiology settings, giving her a well-rounded medical perspective. Known for her attention to detail, clear communication, and patient advocacy, Meliza takes pride in delivering personalized care with professionalism and empathy.
She is a proud member of Sigma Theta Tau, the Florida Nursing Association, and multiple academic honor societies, reflecting her dedication to clinical excellence and lifelong learning.