Meet Our Providers

The ARCW team of medical providers is here to provide you with the most comprehensive, patient-centered care possible.  If you have HIV and would like to schedule an appointment with any one of them, please click on the Make an Appointment links on this page.
 


 

Beverly Felten, PhD, RN, APNP Psychiatric Advanced Practice Nurse Prescriber Phone: Ext. 6892 Email: beverly.felten@arcw.org
Leslie Cockerham, MD Medical Director Phone: 414-223-6800 Email: Leslie.Cockerham@arcw.org

Dr. Leslie Cockerham is the medical director for the ARCW Medical Clinic. In addition to providing medical care to her patients, Dr. Cockerham is responsible for leading the medical clinic operations of Wisconsin's largest HIV clinic.

Dr. Cockerham received her medical degree from Northwestern University and completed her residency and infectious disease fellowship at the University of California San Francisco. She also has a Master’s degree in Clinical Research from UCSF.

Dr. Cockerham’s research has focused on understanding how HIV can cause immune dysfunction and persist even with long-term antiretroviral therapy.  She is planning to continue exploring strategies that target these mechanisms with the goal of bringing us closer to achieving the eradication of HIV.

Kartikey Acharya, MD, MPH Medical Provider Phone: 414-223-6800 Email: Kartikey.Acharya@arcw.org

Dr. Kartikey Acharya joined ARCW as one of the medical providers in July 2015.

Dr. Acharya received his M.B.B.S. (Bachelor of Medicine, Bachelor of Surgery) from Government Medical College, Surat, India and his Masters in Public Health at the University of Alabama, Birmingham.  He completed his residency in Internal Medicine at the University of Arkansas followed by an additional year as Chief Resident.

Dr. Acharya finished his fellowship in Infectious Diseases at the Medical College of Wisconsin in June 2015 and joined the Division of Infectious Diseases at the Medical College of Wisconsin.

His clinical interests include care of patients with HIV, viral hepatitis co-infection in HIV patients and HIV prevention using Pre-Exposure Prophylaxis.
 

John Fangman, MD Medical Provider Phone: 414-223-6800 Email: john.fangman@arcw.org

Dr. John Fangman is a medical provider at ARCW as well as the Senior Medical Director of Ambulatory Services for Froedtert Hospital and Medical College physicians. Dr. Fangman graduated from the University of Minnesota Medical School and completed internal medicine and pediatrics training at the Harvard Combined Medicine and Pediatrics Program in Boston. He did a fellowship in adult infectious diseases with an emphasis on HIV through the MGH/BWH Combined Infectious Disease Fellowship also in Boston. 

Dr. Fangman's work has focused on peer-based initiatives to improve early diagnosis of HIV infection among high-risk populations and the use of health information technology to assure linkage, retention and high quality care for patients living with HIV.

Christine Hogan, MD Physician Phone: 414-223-6843 Email: christine.hogan@arcw.org

Dr. Christine Hogan is one of three infectious disease physicians providng HIV and primary care at the ARCW Medical Center.  After receiving her medical degree from the University of California - San Francisco, Dr. Hogan completed her residency at Massachusettes General Hospital and did an infectious disease fellowship at the Columbia University School of Public Health in New York.

Dr. Hogan was the principal investigator of SETPOINT, an AIDS Clinical Trials Group study that  indicated the immune systems of newly-infected HIV patients not being treated with  anti-retroviral therapy (ART) deteriorate faster than what previously had been thought. These  findings, based on a study of 130 recently HIVinfected individuals throughout the United States and Peru, could have an impact on future clinical research trials as well as public health policy.

Agnes Kresch, MD Physician Phone: 414-223-6800 Email: Agnes.Kresch@arcw.org

Dr. Agnes Kresch is an infectious disease specialist, providing HIV and primary care at the ARCW Medical Clinic in Green Bay. Dr. Kresch received her Medical Degree from the University of Wisconsin, and completed her residency and fellowship at The George Washington University Hospital, where she served patients both at the hospital and at the Veteran’s Affairs Medical Center in Washington, D.C.

Dr. Kresch is committed to providing her patients with excellent, personalized care. “My goal is to provide the same care to my patients that I would want for myself or my family. It is very important to me that patients understand their condition and feel comfortable enough to ask questions. That way, they can fully participate in taking care of themselves and we can work together to overcome any obstacles.”
 

Michael Landrum, MD Physician Phone: 920-437-7400 Email: Michael.Landrum@arcw.org

Dr. Michael Landrum is a board certified physician who believes with open communication and state-of-the-art medical care, he can work with his patients to get them on the road to recovery and healthy again.

Dr. Landrum is married with two daughters. He enjoys spending quality time with his family, running, biking, weight training, reading, and is an avid football and baseball fan.

 

Sharon O'Dwyer Nurse Practitioner Phone: 414-223-6800 Email: sharon.odwyer@arcw.org

Sharon O’Dwyer provides HIV and Primary Health Care for patients at the ARCW Medical Center and is the Clinic Director for the ARCW Kenosha Medical Clinic. As Clinic Director, Ms. O'Dwyer provides leadership in HIV care for the clinic staff as well as Kenosha area patients.

Ms. O’Dwyer graduated from St. Xavier University College of Nursing Family Nurse Practitioner Program, in Chicago, Illinois. She is a certified HIV Specialist through the American Academy of HIV Medicine.

Ms. O’Dwyer focuses her practice on providing patient-centered care and encourages patients to achieve health and wellness through actively participating in their care.

Winsome Panton, DNP, AAHIVS Director of Clinic Operations Phone: 414-225-1601 Email: winsome.panton@arcw.org

Dr. Winsome Panton is a Board Certified Adult Nurse Practitioner at the ARCW Medical Center. Dr. Panton has been working with the HIV/AIDS population for the past 11 year and received certification as an HIV Specialist from the American Academy of HIV Medicine (AAHIVM).

As a Nurse Practitioner at ARCW, Dr. Panton manages all medical aspects of HIV/AIDS for her patients and she also works with pregnant women who are HIV-positive. She believes in a holistic model of care focusing on the physical, mental, social and emotional aspect of care. Dr. Panton has an interest in HIV patients who are co-infected with hepatitis C.

Dr. Panton received her BSN, MSN and doctorate from Marquette University and also has a Bachelor of Science in Finance from Central Connecticut State University. She is also a preceptor for Marquette University’s Nurse Practitioner students. Dr. Panton received the Distinguished Alumna in Service to Nursing Award from the College of Nursing at Marquette University in 2008.

Amy Pease Nurse Practitioner Phone: 608-252-6540 Email: amy.pease@arcw.org

Amy is a Nurse Practitioner providing HIV and primary care in the ARCW Madison Medical Clinic.  She received her Bachelors and Masters of Science in Nursing from the University of Wisconsin.  Amy has spent the past ten years providing primary care to at-risk populations, including frail elders, adults with disabilities, and people affected by poverty, mental illness and substance abuse.  She has served as a preceptor for Nurse Practitioner students through the University of Wisconsin and has a particular interest in serving patients with complex psychosocial needs.

Janaki Shah, DO Physician Phone: 414-223-6800 Email: janaki.shah@arcw.org

Dr. Janaki Shah is one of four infectious disease providers at the ARCW and also provides inpatient consultation service at Froedtert Hospital. At ARCW, Dr. Shah provides patient-centered care in an effort to make sure all her patients receive excellent, individualized care.

Dr. Shah graduated from University of Medicine and Dentistry of New Jersey and completed her residency, internship and fellowship at the Medical College of Wisconsin in Milwaukee.  During her infectious disease fellowship, she trained at the ARCW and was excited to stay on as a provider.

Robert Striker, MD Medical Provider Phone: 608-252-6540 Email: robert.striker@arcw.org

Dr. Robert Striker is a medical provider at the AIDS Resource Center of Wisconsin, as well as an Associate Professor of Medicine, Infectious Diseases in the Department of Medical Microbiology at UW. He received his medical degree from Washington University in St. Louis, Missouri and completed his residency at the California Pacific Medical Center in San Francisco, California. He is board certified in infectious diseases and specializes in antiviral therapy.

Ryan Westergaard, MD, PhD, MPH Medical Provider Phone: 608-252-6540 Email: Ryan.Westergaard@arcw.org

Dr. Ryan Westergaard received his undergraduate degree from the University of Wisconsin, followed by his Medical and Graduate degrees from Johns Hopkins. He is board certified in infectious diseases and internal medicine. He currently teaches at the UW School of Medicine and Public Health.

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Patient Testimonials

"When Ruthie told me I had HIV last year I wasn’t sure what I was going to do,” said Derrick Brister. “I never imagined I would have HIV, but she was right there to help me out.”

See other testimonials