Alfredo López-Yunez, MD.

Originally from Colombia, Dr. Alfredo Lopez-Yunez completed his core medical training at the Javeriana University School of Medicine and at the National University of Colombia-Institute of Clinical Genetics in 1991.


Thereafter, Dr. Lopez came to the United States, where he completed his residency in Neurology at the Loyola University in Chicago.


Then, he worked at the Indiana School of Medicine as a Cerebrovascular fellow and as a clinical lecturer in Neurology, and became the Indiana University/Wishard Stroke Unit Co-Director.


Dr. Lopez is the Director of Alivio Medical Center and also our expert in Neurology. He is one of the principal investigators for the Indiana Health Study, a research program that studies the population of Indiana in order to learn more about common diseases such as heart disease, cancer and diabetes.


He has published over 40 medical articles in the fields of neuroscience and neurology, and serves as a reviewer for several international medical journals


Dr. Lopez is also a board member of the Bridges of Hope International, a non-profit organization that fights poverty in countries of Central and South America. When not practicing medicine, Dr. Lopez likes to work on his tennis game.

Salvador Yunez, MD

Doctor Yunez is a Board Certified Phlebological Surgeon who brings over twenty years of extensive medical training and fifteen years of practice in the diagnosis and treatment of venous disease.


He is an official national instructor of the Endovenous Laser Treatment and an international consultant for South American operations. He is also a certified and active member of the American College of Phlebology, the Canadian Society of Phlebology, and the International Union of Phlebology.


Julio Sánchez, MD.

Originally from Venezuela, Dr. Sanchez has been one of Alivio Medical Center’s physicians since 2006.


Dr. Sanchez completed his combined undergraduate education and medical internship program in Venezuela in 1997 with a degree in Surgical Medical Doctor.


Among his most important awards are “Most Improved Intern of the Year” at Indiana University School of Medicine (2002-2003), Honor for Outstanding Academic Performance in Internal Medicine (1996), and Honor for Outstanding Academic and Dissector Performance at the Universidad Centroccidental.


Dr. Sanchez has also published several articles.

Laurie Miranda, M.A., CCC-A.

Laurie Miranda received her Bachelor of Science degree and Master's degree in Audiology from the University of Illinois. She is a member of the American Speech-Language-Hearing Association, and is a licensed Audiologist in the state of Indiana. Ms. Miranda has worked with patients of all ages from infants to adults. She previously worked at St. Vincent Hospital and was the Director of Audiology for a local Otolaryngology practice.


She enjoys spending time with her family, playing soccer and salsa dancing in her spare time.


Sandra Lutnick Joseph, PA-C

Sandy Joseph has been our Physician Assistant since 2007. Sandy graduated from Michigan State University with dual degrees in Social Work and Latin American culture and language, though during her college education she travelled through Latin America. She speaks Spanish and Portuguese. In Honduras, Sandy cared for abandoned children and in Brazil she taught music and religion to elementary school students in the “favelas”. In 1984, Sandy graduated in Physician Assistant from the University of Detroit. Upon graduation, Sandy worked in oncology and refugee care doing the first medical exams on arriving refugees from Vietnam, Laos, and Eastern Europe. Later, in 1984, Sandy married Bob Joseph and after their marriage they travelled to Ecuador and cared for about 900 Quechua patients. Sandy and Bob are still happily married and have three children, 1 cat, and 2 dogs.