Meet the Arizona Team
Arizona Leadership Team
Camille Cox, FNP
Executive Director
Mariana Tawadrous brings over 23 years of experience in Internal Medicine, complemented by 5 years of Bariatric Medicine, with a focus on holistic and patient-centered care. A dedicated Clinical Medical Instructor and advocate for preventative health, she integrates Osteopathic Manipulative Treatment (OMT) and bariatric care into her practice. Beyond medicine, she enjoys family time, reading, journaling, cooking, and outdoor activities that reflect her passion for a balanced life.
Mariana Tawadrous, DO
Doctor of Osteopathic Medicine
Michael Tawadrous, MD
Doctor of Medicine
Becky brings over 23 years of experience as a Physician Assistant, specializing in Emergency Medicine, Internal Medicine, and Gastroenterology. Dedicated to compassionate patient care, Becky found her true calling in 2020, working with geriatric patients and their families at Atlas Medical, where her extensive expertise and empathetic approach continue to make a lasting impact.
Rebekah 'Becky' Reinke, PA
Provider Manager
Zakaria Tawadrous, MD
Doctor of MedicineMeet the Arizona Team
Alana is a Family Nurse Practitioner with over 20 years of healthcare experience, specializing in compassionate care for elderly patients. She earned her MSN in Family Nurse Practice from Grand Canyon University in 2023 and is a proud member of the American Association of Nurse Practitioners (AANP). With 13 years as a registered nurse and extensive experience as a primary care provider, Alana serves as a passionate patient advocate who helps individuals and families navigate the healthcare system effectively. Her patient-centered approach focuses on forming meaningful connections with patients and their families, making her a trusted healthcare provider within the community.
Alana Pilon, FNP-C
Nurse Practitioner
With over five years of experience as a Family Nurse Practitioner, Amber specializes in primary care, managing both acute and chronic conditions with a holistic, patient-centered approach. Her extensive background spans ICU, Labor and Delivery, Hospice, and Psychiatric nursing, equipping her with a unique depth of expertise. Amber is committed to occupational health and wellness, prioritizing trust, education, and active listening to improve patient outcomes. Beyond her professional life, she is deeply involved in her community, serving on the board of a non-profit and cherishing time with her family.
Amber Norris, MSN, APRN, FNP-C
Nurse Practitioner
Amy is a dedicated healthcare professional with over 15 years of nursing and medical expertise, specializing in palliative and geriatric care. As a Doctor of Nursing Practice and a board-certified Family Nurse Practitioner, she holds additional certifications in Palliative Care, bringing a comprehensive and compassionate approach to her work. Amy is deeply passionate about caring for patient sin their advanced years, finding joy in building connections and honoring the dignity of each individual's journey. She believes supporting patients and families through life's later stages is both an honor and a responsibility.
Amy Humphrey, DNP, FNP-BC
Nurse Practitioner
Ashley is a skilled Nurse Practitioner specializing in geriatric, palliative care, and hospice services, with a comprehensive healthcare journey that began in 2008 as a CNA and advanced through earning her MSN with Family Nurse Practitioner certification from Grand Canyon University. Certified through the American Association of Nurse Practitioners and a member of leading healthcare organizations including HCCI and AAHCM, she brings years of ICU experience and deep dedication to patient education. Ashely is committed to empowering patients to make informed healthcare decisions that align with their unique needs and quality of life goals. Outside of work, she enjoys spending time with her daughter and caring for her beloved pets.
Ashley Archer, FNP-C
Nurse Practitioner
Ashley brings 15 years of nursing experience with a focus on primary care, chronic disease management, and preventative health strategies. Dedicated to improving the well-being of the elderly and their families, Ashley combines patient-centered care with expertise in clinical assessment, treatment planning, and education. Her compassionate approach ensures high-quality, personalized healthcare for every individual she serves.
Ashley Squier, FNP-C
Nurse Practitioner
Audrey is a highly regarded adult nurse practitioner with over 30 years of experience in adult and geriatric healthcare. She holds a Bachelor of Science in Nursing from UCLA and a Master's Degree from Arizona State University, with certification from the American Nurse Credentialing Center. Throughout her career, she has specialized in rheumatology and mobile geriatric care, dedicating herself to enhancing the quality of life for her patients through personalized and compassionate care. outside of her professional life, Audrey enjoys outdoor activities and spending time with her family of 30 years.
Audrey Bressor, MSN, ANP
Nurse Practitioner
Breanna, a Nurse Practitioner with over 20 years of healthcare experience, is dedicated to providing personalized and compassionate care. With expertise in Family Medicine, Cardiology, and Pulmonology/Sleep Medicine, she fosters wellness and support within the community. Outside of work, Breanna enjoys hiking, rockhounding, and creating cherished memories with family and friends in Arizona's beautiful outdoors.
Breanna Johnson, FNP-C
Nurse Practitioner
Brittany brings nearly 20 years of nursing experience to the Atlas team, specializing in family medicine and wound care. A nationally certified wound care specialist, Brittany is committed to staying at the forefront of best practices through continual education and training. Dedicated to providing compassionate, patient-centered care, she skillfully treats patients of all ages, addressing both acute and chronic conditions. Outside of work, Brittany enjoys time with her family, coaching Little League, and staying active as a former fitness competitor.
Brittany Campos, MSN, FNP-C, WCC
Nurse Practitioner
Caitlin Guinn
Nurse Practitioner
Katie is an Adult Geriatric Primary Care Nurse Practitioner dedicated to providing compassionate, personalized care for the aging population. With over 16 years of experience as an RN in telemetry, wound care, neuro/stroke care, hospice, and leadership, she has been board-certified as an NP since 2020. Katie cherished building meaningful connections with patients and supporting them through complex health conditions in their own homes.
Cathryn Griepentrog, MSN, NP
Nurse Practitioner
Charlotte Galindo
Nurse Practitioner
Darcel is a compassionate Nurse Practitioner with formal training in family practice and a specialization in geriatric medicine since 2014. With a Master's degree and a strong focus on personalized, high-quality patient care, she is dedicated to enhancing the well-being of her community. Outside of work, she enjoys gardening, traveling, and spending time with her family.
Darcel Randall, FNP-C
Nurse Practitioner
George is a compassionate psychiatry professional dedicated to supporting mental health as the foundation of overall well-being. Since 2017, he has provided evidence-based care to individuals facing psychiatric and neurological challenges, fostering trust and empowering them to achieve emotional stability and improved quality of life. A proud member of the Americans Nurses Association, George is committed to reducing stigma and inspiring hope in the communities he serves.
George Nyakundi, NP
Nurse Practitioner
Gina is a Family Nurse Practitioner with over 19 years of healthcare experience, dedicated to providing compassionate, evidence-based care that places patients first. Inspired by her own experience with compassionate care as a child, she brings expertise gained from roles in rehabilitation, pre-surgical testing, and retail healthcare to her practice. With a deep commitment to her family and community, Gina strives to make a positive impact in every patient's life.
Gina Madsen, FNP
Nurse Practitioner
Jilanne Rose is a Nurse Practitioner with over 20 years of experience specializing in Adult Cardiovascular Medicine, Emergency Care, and Orthopedics. Passionate about personalized, compassionate care, she is dedicated to improving the health and quality of life for her patients and their caregivers. Outside of work, Jilanne enjoys traveling with her family and cheering on her children at competitive hockey tournaments.
Jilanne Rose, FNP
Nurse Practitioner
Jon, a dermatology physician assistant fluent in Spanish, specializes in providing expert care to patients in the valley. Drawing on extensive experience in family practice, urgent care, and geriatric medicine, he is dedicated to instilling hope and addressing patient concerns while managing our curing their conditions. Since 2021, Jon has been committed to fostering wellness and inclusivity through personalized care in his community.
Jonathan Harris, PA-C
Physician Assistant, Dermatology
Karyn Sallus, DPM
Podiatrist
Kasandra is a certified Acute Care Nurse Practitioner specializing in Adult Gerontology, backed by 15 years of clinical experience in emergency medicine and critical care. Two years ago, she found her true passion in mobile and geriatric medicine, dedicating her skills to serving seniors. Kasandra is committed to providing high-quality, patient-centered care that helps her patients achieve the best possible quality of life. Outside of work, she cherishes spending time with her family, bringing the same warmth and dedication to her personal life as she does to her patient care.
Kasandra Rodriguez, AGACNP-BC
Nurse Practitioner
Kassondra is a Certified Physician Assistant with over 15 years of experience in General Surgery and Pediatric Emergency medicine. Inspired by a passion for compassionate care, she transitioned to serve the geriatric population, bringing her dedication and expertise to enhance patients' quality of life. Born and raised in Arizona, Kassondra has fulfilled her lifelong dream of practicing medicine and serving her community.
Kassondra Mellen, PA-C
Physician Assistant
Keith is a dedicated Family Nurse Practitioner with extensive experience in geriatric care and neurology. Since beginning his healthcare career in 1995, he has prioritized compassionate, personalized care for his community. Keith lives in Surprise, AZ, with his wife Stacy, also an NP, their four children, and a variety of animals, and enjoys wodworking and family camping trips in his free time.
Keith Podolak, FNP
Nurse Practitioner
Kelly has been delivering patient-centered care for nearly 20 years, specializing in Primary Care, Urgent Care, and Orthopedics. A graduate of Midwestern University, Kelly is dedicated to improving quality of life through preventative care and chronic condition management. Known for her compassionate approach, she values building meaningful relationships with patients to support their long-term health and well-being. Outside of work, Kelly enjoys exploring Arizona's great outdoors with her family and their beloved pets.
Kelly Connor, MMS, PAC
Physician Assistant
Kristin, a Family Nurse Practitioner, has deep roots in the Chandler/Gilbert Community. A proud graduate of Grand Canyon University, she specializes in geriatric care, drawing on diverse experience in trauma, neuro, and pediatric specialties. Inspired by early experiences caring for her great-grandmother, Kristin combines expert knowledge with a heartfelt commitment to personalized care.
Kristin Meharry, FNP
Nurse Practitioner
Leslie is a compassionate Family Nurse Practitioner with over 15 years of healthcare experience, specializing in diabetes and hypertension management, preventative care, and weight loss. She values personalized care and building strong patient relationships to promote health and reduce hospitalizations. Outside of work, Leslie enjoys outdoor activities with her family and actively volunteers in her church community.
Leslie McCartney, NP-C
Nurse Practitioner
Linda MacConnell, PA
Physician Assistant (Psych)
Manuel Romo
Nurse Practitioner
Mary brings over 25 years of nursing experience to her role as an Adult Nurse Practitioner. With a strong passion for serving older adults, she excels in providing compassionate, patient-centered care, often delivering personalized attention through mobile medicine to underserved populations. Outside of her profession, Mary enjoys spending time outdoors, especially at the beach, and cherishes moment with her family. Her dedication to both her patients and her community reflects her commitment to making a positive impact through her work.
Mary Clifford, MS, ANP-C
Nurse Practitioner
Michelle, a compassionate Family Nurse Practitioner with a Master's degree from the University of Phoenix, specializes in geriatric care and has extensive experience supporting homebound elderly patients. Dedicated to personalized care, she finds joy in positively impacting her patients' lives and values fostering clear, empathetic communication to meet each individual's unique needs.
Michelle Rivera, FNP-C
Nurse Practitioner
Nicole is a Family Nurse Practitioner with over 11 years of experience specializing in adult and senior care. With advanced degrees in Nursing Practice and a focus on Palliative Care, Hospice Care, and Wound Care, she is dedicated to enhancing the quality of life for older adults. Nicole views seniors as vital pillars of our communities and strives to help them effectively manage chronic diseases through personalized care.
Nicole Strutzenberg, DNP, FNP-C
Nurse Practitioner
Rachel is a skilled Family Nurse Practitioner with over a decade of healthcare experience, including expertise in orthopedic surgery, aesthetic nursing, and geriatric care. Passionate about providing high-quality care, she is dedicated to ensuring elderly patients experience dignity and comfort in their later years. A proud mother and active community member, Rachel brings both expertise and a heartfelt commitment to improving lives through personalized post-acute healthcare.
Rachel Gable, NP
Nurse Practitioner
Renee is a Family Nurse Practitioner dedicated to providing patient-focused care with a special passion for the geriatric population. Practicing since 1028, she emphasizes patient education and collaboration to empower individuals in managing their health. Outside of work, Renee enjoys crafting, reading, and exploring Arizona with her husband and two children.
Renee Rundle, FNP-C
Nurse Practitioner
Sandra, a compassionate Family Nurse Practitioner with over 25 years of nursing experience, is dedicated to providing personalized, preventative care. Based in Mesa, Arizona, Sandra focuses on building strong patient relationships and promoting over all wellness. Outside of work, she values family time and enjoys outdoor activities like hiking, trail running, and boating.
Sandra Garner, FNP
Nurse Practitioner
Shane is an experienced Physician Assistant with a Doctorate in Medical Sciences (Psychiatry) from Rocky Mountain University, specializing in post-acute psychiatric care. He provides compassionate care across 20 facilities, addressing conditions like Major Depressive Disorder, Anxiety, and Alzheimer's Disease. Shane is deeply committed to personalized patient care and contributing to versatile healthcare environments.
Shane Doty, PA
Physician Assistant (Psych)
Shea is a dedicated physician assistant specializing in Internal Medicine, Geriatric, and Family Medicine. Fluent in Spanish, she is passionate about helping patients achieve their healthcare goals with compassion and personalized care. her extensive experience, including service in the Dominican Republic and work in cardiology, has shaped her commitment to enriching the lives of her patients.
Shea Prestwich, PA-C
Physician Assistant
Stacy is a board-certified Family Nurse Practitioner with 15 years of experience, specializing in creating personalized health goals to help patients achieve their best possible health outcomes. Based in South Phoenix, she is passionate about providing compassionate care to high-risk patients with complex needs while forming meaningful connections to address their individualized concerns.
Stacy Rummer, NP
Nurse Practitioner
Stephanie Tavener, PA
Physicians Assistant (Psych)
Sue is a dedicated Nurse Practitioner with a rich 30-year history specializing in senior health. Passionate about helping older adults stay healthy and independent, her clinical approach centers on healthy aging through nutrition, exercise, and lifelong wellness habits. Sue is enthusiastic about leveraging new technologies to enhance care and firmly believes that "Wellness isn't just about living longer - it's about living better." She is instrumental in developing wellness programs that help every person age with dignity, purpose, and vitality.
Sue Freeman, GNP
Nurse Practitioner
Theresa is a highly experienced Family Nurse Practitioner with 34 years of nursing expertise, specializing in geriatrics, dementia care, and hospice care. With a compassionate approach, she focuses on providing personalized care to her patients, leveraging her extensive background in cardiology, internal medicine, and post-acute care. Currently residing in Chandler, she is dedicated to enhancing the well-being of her community.