Faculty

Kevin Fleming, M.D. – Internal Medicine

Internal Medicine Residency Program Director

Dr. Fleming was introduced to healthcare at a young age, having come from a family of physicians. He found Internal Medicine to be intellectually stimulating and enjoyed the idea of taking care of a patient from the start to the finish of any medical issue they may be experiencing.

My Biography

Lyndsey Kramp, M.D. – Family Medicine

Family Medicine Residency Program Director


Michelle K Williams, M.D. – Emergency Medicine

Transitional Year Residency Program Director

Dr. Michelle Williams is the founding Program Director for the Northwest Healthcare Transitional Year Residency Program.

My Biography

Matthew Vargas, M.D. – Family Medicine

Family Medicine Residency Associate Program Director


Michael J. DeLong, M.D. – Nephrology

Associate Program Director (Nephrology)

Dr. DeLong is a Nephrology Specialist in Tucson, AZ with 23 years of experience in the medical field. Dr. DeLong is experienced in hypertension, general nephrology and chronic kidney disease.

My Biography

Alyssa Figueroa, D.O. – Internal Medicine

Associate Program Director (Internal Medicine)

Dr. Figueroa, D.O. is an internal medicine hospitalist at Northwest Medical Center and Core Faculty for the Internal Medicine residency program. She attended medical school at Lake Erie College of Osteopathic Medicine after receiving a Bachelor of Science in Biology with a minor in Chemistry from Houghton College.

My Biography

Hoang Thai, M.D. – Cardiology

Core Faculty

Dr. Thai specializes in complex interventional cases such as patients with impaired heart function and those suffering from cardiogenic shock. He also performs high risk cardiac interventions such as reopening chronic total occlusion (CTO), left main interventions and in those patients who have been turned down for bypass surgery due to increased risks. He is interested in many new technologies emerging for cardiac care that allow physicians to better care for their patients.

My Biography

Andrew Daniel, M.D. – Family Medicine

Core Faculty


Anthony DeMarco, M.D. – Family Medicine

Core Faculty


Jacob Woods, D.O. – Family Medicine

Core Faculty


Ashini P. Shah, M.D. – Hospitalist

Core Faculty

Dr. Ashini Shah is a geriatrician in Tucson, Arizona and is affiliated with multiple hospitals in the area, including Northwest Medical Center-Tucson. She received her medical degree from N.H.L Municipal Medical College and has been in practice for more than 32 years.

My Biography

Jonny Neilson, M.D. – Pediatrics

Core Faculty

Dr. Neilson is a graduate of the University of Arizona – Tucson Pediatric Residency program who fell in love with the desert beauty of Tucson.

My Biography

Elias S. Kakish, M.D. – Pulmonary

Core Faculty

Dr. Kakish had a passion to help people since he was a child – and loves the satisfaction that comes with diagnosing and treating the variety of lung and sleep disorders that detract from so many people’s quality of life.

My Biography

Nicola Finley, M.D. – Internal Medicine & Integrative Medicine

Core Faculty

Dr. Finley is an internal medicine and fellowship-trained integrative medicine physician who has beenpracticing medicine in Tucson for over 20 years. She began her career delivering primary care to medically underserved communities in a clinic and hospital setting. She transitioned into practicing integrative medicine at a wellness resort with a holistic approach to caring for patients. Now as part of the Northwest Healthcare residency program, she focuses on preventive and lifestyle approaches in ambulatory medicine as part of patient-centered care.

My Biography

Landon Casaus, D.O. – Internal Medicine
Teaching Faculty

Kimball Kaufman, D.O. – Hospitalist
Teaching Faculty

Muhammed Sethi, M.D. – Endocrinology
Subspecialty Education Coordinator

Michelle Dodman, D.O. – Gastroenterology
Subspecialty Education Coordinator

Donald Brooks, M.D. – Hematology & Oncology
Subspecialty Education Coordinator

Shannon Thorn, M.D. – Infectious Disease
Subspecialty Education Coordinator

Laurie A. Bergstrom, M.D. – Rheumatology
Subspecialty Education Coordinator

Stephen Howell, M.D., MBA – Anesthesiology & Medical Informatics
Teaching Faculty

Shane Svoboda, M.D. – Colorectal and General Surgery
Teaching Faculty

Howard Comstock, M.D. – General Surgery
Teaching Faculty

Monica Sarawagi, M.B.B.S. – Geriatrics
Teaching Faculty

Theresa Cullen, M.D., M.S. – Obstetrics & Gynecology and Public Health
Teaching Faculty

Carol Dehasse, M.D. – Obstetrics & Gynecology
Teaching Faculty

Stacey Yell, M.D. – Gynecology
Teaching Faculty

Whitney Lynch, D.O. – Ophthalmology
Teaching Faculty

John Klein, M.D. – Orthopaedic Surgery & Sports Medicine
Teaching Faculty

Rex Cooley, D.O. – Orthopaedic Surgery & Sports Medicine
Teaching Faculty

Misty Colvin, M.D., M.B.A. – Pediatrics
Teaching Faculty

Abhinav Mittal, M.D. – Pulmonary Medicine & Medical Informatics
Teaching Faculty

©2024 Northwest Healthcare Graduate Medical Residency