Ambulatory Medicine biographies

Melanie Cloonan-Schulte, MD, FACP
Subspecialty Director - Ambulatory Medicine
Specialty:
Internal Medicine
Medical School:
Creighton University School Of Medicine
Residency:
St. Joseph's Hospital and Medical Center
Board Certifications:
Internal Medicine
Professional Affiliations:
Fellow of the American College of Physicians

Melanie Cloonan-Schulte, MD, FACP
Subspecialty Director - Ambulatory Medicine
Specialty:
Internal Medicine
Medical School:
Creighton University School Of Medicine
Residency:
St. Joseph's Hospital and Medical Center
Board Certifications:
Internal Medicine
Professional Affiliations:
Fellow of the American College of Physicians

Allan Markus, MD, MS, MBA, FACP
Program Director, Internal Medicine Residency Program
Specialty:
Internal Medicine
General Internal Medicine
Medical School:
Rutgers New Jersey Medical School
Residency:
Baystate Medical Center
Strong Memorial Hospital of the University of Rochester
(Other Degrees):
University of Maryland University College - Business Administration
University of Maryland University College MS Degree in Management
Board Certifications:
American Board of Internal Medicine
Certified in Internal Medicine
"I love the priviledge to start a second residency program here in Arizona. I am very active in multiple medical organizations including being the incoming ACP-AZ Governor. My focus of practice has been preoperative medicine, neurology, and primary care. My teaching focuses on leadership in medicine, evidenced-based practice, and wellness of trainees. I recently got married and have three wonderful daughters that make sure that I have work-life balance."

Allan Markus, MD, MS, MBA, FACP
Program Director, Internal Medicine Residency Program
Specialty:
Internal Medicine
General Internal Medicine
Medical School:
Rutgers New Jersey Medical School
Residency:
Baystate Medical Center
Strong Memorial Hospital of the University of Rochester
(Other Degrees):
University of Maryland University College - Business Administration
University of Maryland University College MS Degree in Management
Board Certifications:
American Board of Internal Medicine
Certified in Internal Medicine
"I love the priviledge to start a second residency program here in Arizona. I am very active in multiple medical organizations including being the incoming ACP-AZ Governor. My focus of practice has been preoperative medicine, neurology, and primary care. My teaching focuses on leadership in medicine, evidenced-based practice, and wellness of trainees. I recently got married and have three wonderful daughters that make sure that I have work-life balance."

Bruce Bethancourt, MD, FACP
Associate Program Director, Internal Medicine Residency Program:
Chief Medical Officer for Dignity Health Medical Group
Specialty:
Internal Medicine
Subspecialty:
General Internal Medicine
Medical School:
University of Arizona College of Medicine - Tucson
Residency:
University of Arizona Health Science Center
Fellowship:
University of Arizona Health Science Center
Board Certifications:
Internal Medicine
Awards and Honors:
Pioneered Center for Transitional Care at St. Joseph’s Hospital and Medical Center as well as the Chandler Regional Medical Center campus.

Bruce Bethancourt, MD, FACP
Associate Program Director, Internal Medicine Residency Program:
Chief Medical Officer for Dignity Health Medical Group
Specialty:
Internal Medicine
Subspecialty:
General Internal Medicine
Medical School:
University of Arizona College of Medicine - Tucson
Residency:
University of Arizona Health Science Center
Fellowship:
University of Arizona Health Science Center
Board Certifications:
Internal Medicine
Awards and Honors:
Pioneered Center for Transitional Care at St. Joseph’s Hospital and Medical Center as well as the Chandler Regional Medical Center campus.

Osaf Ahmed, MD
Core Faculty- Ambulatory Medicine
Specialty: Internal Medicine
Medical School: King Edward Medical College
Residency: Staten Island University Hospital, NY
Chief Residency: Staten Island University Hospital, NY
Fellowship: Primary Care Fellowship Staten Island University Hospital, NY
Professional Awards, Associations, Teaching Appts:
Clinical Assistant Professor of Medicine
University of Arizona COM-Phoenix Rural Medicine Program
"Teaching is my passion. The core of my medical practice involves compassionate listening and mutual decision making for quality patient care. I cannot wait for residents to join our new practice with an open mind and who are willing to learn. I encourage students from all walks of life; we gain our strength from diversity. I enjoy nature and going on hikes."

Osaf Ahmed, MD
Core Faculty- Ambulatory Medicine
Specialty: Internal Medicine
Medical School: King Edward Medical College
Residency: Staten Island University Hospital, NY
Chief Residency: Staten Island University Hospital, NY
Fellowship: Primary Care Fellowship Staten Island University Hospital, NY
Professional Awards, Associations, Teaching Appts:
Clinical Assistant Professor of Medicine
University of Arizona COM-Phoenix Rural Medicine Program
"Teaching is my passion. The core of my medical practice involves compassionate listening and mutual decision making for quality patient care. I cannot wait for residents to join our new practice with an open mind and who are willing to learn. I encourage students from all walks of life; we gain our strength from diversity. I enjoy nature and going on hikes."

Philip Ku, MD
Specialty:
Internal Medicine
Subspecialties:
General Internal Medicine
Medical School:
University of Utah School of Medicine
Residency:
Creighton University School of Medicine (Phoenix)
Board Certifications:
American Board of Internal Medicine
Certified in Internal Medicine

Philip Ku, MD
Specialty:
Internal Medicine
Subspecialties:
General Internal Medicine
Medical School:
University of Utah School of Medicine
Residency:
Creighton University School of Medicine (Phoenix)
Board Certifications:
American Board of Internal Medicine
Certified in Internal Medicine

Samuel Tytler, MD
Core Faculty- Ambulatory Medicine
Specialty: Internal Medicine/Family Medicine
Medical School:
Ross University School of Medicine
Residency:
St. Vincent Health, Indianapolis, IN
Combined Internal Medicine and Family Medicine Residency Program
Dr. Samuel Oluwaseun Tytler, a native of Nigeria, moved to Arizona at the age of 12. He went to Central High School in Phoenix and completed his undergraduate education at Arizona State University. He is a Phoenix native at heart. He is board certified in both Internal Medicine and Family Medicine. In addition to practicing holistic medicine, Dr. Tytler has specialized interests in graduate medical education, hospital medicine, adolescent medicine, international medicine, and women's health. He enjoys being outdoors, hiking the Arizona mountains, playing tennis, and spending time with his family.

Samuel Tytler, MD
Core Faculty- Ambulatory Medicine
Specialty: Internal Medicine/Family Medicine
Medical School:
Ross University School of Medicine
Residency:
St. Vincent Health, Indianapolis, IN
Combined Internal Medicine and Family Medicine Residency Program
Dr. Samuel Oluwaseun Tytler, a native of Nigeria, moved to Arizona at the age of 12. He went to Central High School in Phoenix and completed his undergraduate education at Arizona State University. He is a Phoenix native at heart. He is board certified in both Internal Medicine and Family Medicine. In addition to practicing holistic medicine, Dr. Tytler has specialized interests in graduate medical education, hospital medicine, adolescent medicine, international medicine, and women's health. He enjoys being outdoors, hiking the Arizona mountains, playing tennis, and spending time with his family.