Medical Directors


Alan Andresen, MD
MD, Autonomous University of Guadalajara, Mexico
Board Certification: Family Practice




Alicia Acevedo, MD
MD, University of Arizona College of Medicine



Kevin Berger, MD
MD, University of the Witwatersrand,
Johannesburg
Board Certification: Pediatrics

Wendy Bernatavicius, MD
MD, Drexel University College of Medicine
Board Certification: Pediatrics



Franc W. Brodar, MD
MD, Jefferson Medical College, Philadelphia
Board Certification: Internal Medicine

David Butler, MD
MD, Medical College of Wisconsin, Milwaukee
Board Certification: Internal Medicine;
Pediatrics; Hospice & Palliative Medicine

Leslie Carnahan, MD
MD, Louisiana State University Medical School of Medicine


Carla Denham, MD
MD, University of Arizona, Tucson
Board Certification: Psychiatry;
Hospice & Palliative Medicine


Mark Edwin, MD
MD, McGill University, Montreal
Board Certification: Family Practice; 
Hospice & Palliative Medicine



Tom Fitch, MD
MD, University of Kansas, Kansas City
Board Certification: Internal Medicine;
Palliative Medicine; Hematology; Oncology

Patrick Gaylor, DO
DO, Texas College of Osteopathic Medicine
Board Certification: Internal Medicine


Anne Gilbertson, MD
MD, University of Arizona, Tucson
Board Certification: Family Practice


Joanne Gurin, MD
MD, State University of New York, Brooklyn
Board Certification: Internal Medicine


Gillian Hamilton, MD, PhD
MD, University of Arizona, Tucson.
PhD, University of Florida (physiological and clinical psychology)
Board Certification: Geriatrics; Internal 
Medicine; Hospice & Palliative Medicine

John Hortareas, DO
DO, College of Osteopathic Medicine,
Pomona, CA
Board Certification: Internal Medicine


 
Melissa Hulsing, MD
MD, University of Iowa College of Medicine
Board Certification: Family Practice


Sally Kalpakoff, DO
DO, Philadelphia College of Osteopathic
Medicine, Philadelphia
Board Certification: Family Medicine;
Geriatrics; Hospice & Palliative Medicine


John Khazin, DO
DO, Western University of Health Sciences, Ponoma, CA
Board Certification: Internal Medicine; Critical Care Medicine

Robert Lancaster, MD
MD, McMaster University, Ontario
Board Certification: Family Medicine


Gregory Mayer, MD, MBA
MD, Tulane University. MBA, Int'l
Management, Thunderbird School of
Global Management 
Board Certification: Hospice & Palliative
Medicine


Gobi K. Paramanandam, MD
MD, Northeastern Ohio Universities College of Medicine
MHSM, W.P. Carey School of Business, ASU
Board Certficiation: Family Medicine, Hospice & Palliative Medicine
(Arizona Palliative Home Care physician)


Allison Perrin, MD
MD, Wayne State University, Detroit
Board Certification: Internal Medicine; Geriatrics; Hospice & Palliative Medicine 

Lori Porter, DO
Midwestern University/Chicago College of Osteopathic Medicine
Board Certification: Internal Medicine 

Eric Prommer, MD
MD, Feinberg School of Medicine,
Northwestern University, Chicago
Board Certification: Hematology;
Oncology; Hospice & Palliative Medicine


Nisal  Samarasekera, MD
MD, University of Colorado School of
Medicine, Denver
Board Certification: Family Medicine;
Hospice & Palliative Medicine



Juanita M. Sapp, MD
MD, Creighton University, Omaha
Board Certification: Internal Medicine; 
Hospice & Palliative Medicine 

Tressia Shaw, MD
MD, University of Arizona, Tucson
Board Certification: Internal Medicine; 
Pediatrics 


Sukhjit Singh, MD
MD, Dayanand Medical College, Punjab
University, India
Board Certification: Internal Medicine


 
Vandana Sinha, MD
MD, Autonomous University of Guadalajara, Mexico
Board Certification: Family Practice


Theresa Stevens, MD
MD, Medical College of Wisconsin, 
Milwaukee
Board Certification: Internal Medicine

Ned Stolzberg, MD
MD, University of Massachusetts, Worcester
Board Certification: Family Practice;
Hospice & Palliative Medicine

Kimberly Stone, MD
MD, Meharry Medical College, Nashville, TN
Board Certification: Internal Medicine 




Derek Thompson, MD
MD, University of Connecticut, Farmington
Board Certification: Internal Medicine;
Hospice & Palliative Medicine

Lisa Thompson, MD
MD, Case Western Reserve University School of Medicine, Cleveland, OH
Board Certification: Emergency Medicine
(Arizona Palliative Home Care physician)


Amruta Vadnerkar, MD
MD, Dr. D.Y. Patil Medical College, Bombay University, New Bombay, India
Board Certification: Internal Medicine; Geriatric Medicine


Janelle Weyer, MD
MD, University of Arizona College of Medicine
Board Certification: Internal Medicine


John J. Williams, MD
MD, University of Arizona, Tucson
Board Certification: Family Medicine

William Zipperer, Jr., DO
DO, Philadelphia College of Osteopathic 
Medicine
Board Certification: Internal Medicine;
Geriatrics; Hospice & Palliative Medicine