Leadership at MD Senior Living

Dr. S. Krishnan
Interventional Cardiology
MD Senior Living
Dr. Krishnan, a board-certified cardiologist with a subspecialty in interventional cardiology, has made it his mission to provide high-quality care for older adults. He co-founded MD Senior Living and Valencia Care Homes in Scottsdale with a philosophy that emphasizes the physical, mental, and spiritual well-being of seniors. Dr. Krishnan's passion for senior care led him to found the MD Senior Living Academy, where he educates and trains physicians on how to own and operate their own RAL homes in their communities, providing seniors with the best possible care and quality of life.

Jeff Geidt
MD Senior Living
Jeff is co-founder of multiple senior care organizations including MD Senior Living, Home Matters, and Stepping Up for Seniors, a non-profit charity serving low-income seniors in need. His organizations have consistently achieved award-winning care. Jeff received his undergraduate education at UCLA and earned his MBA from the University of Phoenix. He currently lives in Phoenix with his wife and three kids.

Dr. Mel R
MD Senior Living
Dr. Mel is a compassionate and experienced physician who specializes in Senior and Geriatric care within the realm of Family Medicine. She brings her expertise and evidence-based approach to her role as a hospitalist and a busy aesthetics medical practice. Dr. Mel is a firm believer in elevating the quality of care and safety culture at our senior assisted living homes, and strives to make a positive impact on the lives of our residents. Her motto "Elevate Yourself. Elevate Others." is a testament to her commitment to improving the senior living experience.

Drs. Reyes & Collazo
Board Certified Pulmonary Critical Care
MD Senior Living
Dr. Reyes & Collazo met in Tampa during their medical training at the Univ. of South Florida and share a belief that the key for a healthier fuller life is with prevention. Dr. Reyes specializes as Nephrologist caring for patients with kidney disorders. Dr. Collazo cares for patients with Pulmonary and Sleep Disorders as well as managing critically ill patients. Both believe in quality over quantity medical care and their combined vision and passion will allow our residents to live a more fulfilled life.

Dr. Arnaldo Velez
MD Senior Living
Dr. Velez cares for patients with urgent medical needs such as stroke, and abnormal conditions affecting the blood supply to the brain and spine. He earned his medical degree in Puerto Rico and completed a neurology residency in NJ, followed by a vascular neurology fellowship at University of Florida-Shands Hospital in Gainesville. Dr. Vélez encourages his patients and family to learn the signs of an acute stroke and seek medical treatment immediately if they believe they are having one. He passionately believes in one of Dr. Atul Gawande’s quotes, that says: “We’ve been wrong about what our job is in medicine. We think our job is to ensure health and survival. But really it is larger than that. It is to enable well-being. And well-being is about the reasons one wishes to be alive.”

Dr. Liz Treynor
MD Senior Living
Dr. Treynor is a double Board Certified Anatomic & Pathologist in practice at the Washington Hospital in the San Francisco Bay Area. Practicing for over 20 years, she graduated with highest honors from USC-Keck School of Medicine in 1996. She subsequently completed her Pathology residencies, as well as two fellowships in surgical pathology, at Stanford in 2002, where she served as chief resident in 1998. Dr. Treynor is also a fellow of the College of American Pathologist. With an adventurous spirit, Dr. Treynor keeps active by traveling, surfing, podcasting, and tandem biking with her radiologist husband, among her many interests beyond the microscope.

Dr. Sandeep
Interventional Cardiology, Cardiovascular Diseases
MD Senior Living
Dr. Sandeep Krishnan is board certified by the American Board of Internal Medicine in Internal Medicine, with subspecialty certifications in Interventional Cardiology and Cardiovascular Diseases. Dr. Krishnan was recently awarded the American College of Cardiology’s Excellence in Advocacy Award. He was also featured in the ACC’s Cardiology publications and website for his work in designing and operating a fully functional echocardiography clinic in the Himalayan Mountains of India. He is passionate about seniors and a substantial portion of his practice is devoted to working with the elderly and their cardiac care issues.

Dr. Priyanka
MD Senior Living
Dr. Priyanka is a board certified Endocrinologist and completed her Internal Medicine and Endocrinology training in Tampa, Florida. She currently serves as the Director of Osteoporosis services at a private practice clinic (SCKE.) Dr. Priyanka has a deep passion for the geriatric population, and will be managing our residents with diabetic and other endocrine issues. She strives to help her patients better understand their medical conditions and works with them toward improved health and well-being.

Dr. Harish
MD Senior Living