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Medical Directors

Alicia Acevedo, MD

MD, University of Arizona College of Medicine

Tariq Al-Mutawa, MD

University of Arizona, Tucson
Board Certification: Hospice and Palliative Medicine

Alan Andresen, MD

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

Kevin Berger, MD

MD, University of the Witwatersrand, Johannesburg
Board Certification: Pediatrics; Hospice & Palliative Medicine

Wendy Bernatavicius, MD

MD, Drexel University College of Medicine
Board Certification: Pediatrics; Hospice & Palliative Medicine

Jeanette Boohene, MD

University of Newcastle-Upon-Tyne, England
Board Certification: Internal Medicine; Hospice & Palliative Medicine

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

Francisco Cordova, MD

MD, University of Arizona College of Medicine
Board Certification: Hospice & Palliative Medicine; Internal Medicine

Deepa Dharmarajan, MD

MD, University of Calicut, Medical College, Thrissur, India
Board Certification: Family Medicine; Geriatric Medicine
 

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; Hospice & Palliative Medicine

Joanne Gurin, MD

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

Amy Ha, MD

MD, Saba University School of Medicine, Saba, Netherlands-Antilles
Board Certification: Internal Medicine (Diplomat); Hospice & Palliative Care; Geriatrics
 

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; Hospice & Palliative 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
 

Todd Kravetz, MD

MD, Medical College of Ohio, Toledo, Ohio
Board Certification: Internal Medicine

Shelly R. Myers, DO

DO, Arizona College of Osteopathic Medicine of Midwestern University, Glendale, AZ
Board Certification: Family 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
 

Jay B. Patel, MD

NHL Municipal Medical College, Ahmedabad, Gujarat, India
Board Certification: Internal Medicine; Hospice & Palliative Medicine

Lori Porter, DO

Midwestern University/Chicago College of Osteopathic Medicine
Board Certification: Internal 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; Hospice & Palliative 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

José Urdaneta, MD

MD, University of Kansas School of Medicine
Board Certification: Internal Medicine; Psychiatry; Hospice & Palliative Medicine; Psychosomatic Medicine
 

Amruta Vadnerkar, MD

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

John J. Williams, MD

MD, University of Arizona, Tucson
Board Certification: Family Medicine; Hospice & Palliative Medicine

William Zipperer, Jr., DO

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

Nurse Practitioners

Martha Abruzzese, NP

MSN, Grand Canyon University, Phoenix AZ
Board Certification: Family Nurse Practitioner

Celina Barrera, NP

MSN, Grand Canyon University, Phoenix, AZ 
Board Certification: Family Nurse Practitioner

Carol Bemis, NP

MSN, Arizona State University
Board Certification: Hospice & Palliative Care
 

Melissa Bush, NP

Massachusetts General Hospital Institute of Health Professions, Boston – MSN (Specialty – Gerontology)
Arizona State University – Adult Nurse Practitioner
Board Certified: Adult Nurse Practitioner; Gerontological Nurse Practitioner

Colleen Gumm, NP

MSN, Gerontologic Nurse Practitioner, University of Pennsylvania, PA
Board Certification: Geriatric Nurse Practitioner

Troy Hunter, NP

MSN, University of Utah, Salt Lake City, Utah
Board Certification: Family Nurse Practitioner

Valerie Luck, NP

MSN, University of St Francis, Joliet, IL 
Board Certification: Family Nurse Practitioner

Lesa Reda, NP

University of Phoenix - MSN, Family Nurse Practitioner
Board Certification: Family Nurse Practitioner
 

Tracy Salem, NP

Columbia University School of Nursing - MSN, Adult & Geriatric Nurse Practitioner

Katy Scherger, NP

University of Texas at Arlington - Gerontological Nurse Practitioner
Board Certification: Gerontological Nurse Practitioner

Rebecca Stuvengen, NP

MSN, Concordia University, Wisconsin
Board Certification: Family Nurse Practitioner
 

Anabell Castro Thompson, NP

Arizona State University - MSN, Adult Nurse Practitioner
Board Certification: Adult Nurse Practitioner

Jeffrey Vilar, NP

MSN, Grand Canyon University, Phoenix, AZ 
Board Certification: Family Nurse Practitioner