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Ejikeme Obasi, MB.BS, FACP – Dr. Obasi received his undergraduate and medical degrees from the University of Nigeria. After completing a residency in Internal Medicine in Nigeria and at Cook County Hospital Chicago, he went on to Nephrology fellowship training at Rush University, also in Chicago. Dr. Obasi is board certified in both Internal Medicine and Nephrology. He is currently an Assistant Clinical Professor of Medicine with the University of Illinois and acts as Medical Director for several dialysis units, including the Merrionette Park Dialysis Facility and the acute Dialysis program at Little Company of Mary Hospital. He is the current President of Southwest Nephrology Associates. His special interests include Home Dialysis therapies, Diabetes and Chronic Kidney Disease.
Abraham Thomas, M.D., MPH, FACP. – Dr. Thomas received his medical school training at the University of Kerala, India. He completed his Internal medicine residency at St Vincent Hospital in Indianapolis, where he was also the Chief Resident. He then went on to Johns Hopkins University in Baltimore and completed a Masters in Public Health and Nephrology Fellowship training. Dr. Thomas is board certified in Nephrology, Interventional Nephrology, and Internal Medicine. He is also a certified clinical specialist in Hypertension. His special interests include; Interventional Nephrology, Critical care Nephrology, Hypertension, Kidney transplantation and Dialysis. Dr. Thomas is the Chairman of the section of Nephrology at Advocate Christ Medical Center and an Assistant Professor of Medicine at University of Illinois School of Medicine in Chicago. He also serves as the medical director of dialysis units in Mokena and Woodridge.
Akash Ahuja, M.D. – A Chicago native received Bachelors degree from Boston University and went on to Rush University here in Chicago completing medical school, residency, and nephrology fellowship. Board certified in both Medicine and Nephrology. Dr Ahuja is fluent in Spanish. Honors have included Cum Laude graduation from Boston University and Alpha Omega Alpha membership at Rush. Special interests in Nephrology include continuous renal replacement therapies, glomerulonephritis, and interventional nephrology.
Jeanette McLaughlin, M.D. FASN FACP – Dr. McLaughlin grew up in Rockford, Illinois. She did her undergraduate education at the University of Illinois at Urbana-Champaign and attended medical school at the University of Illinois at Chicago- Rockford. She did her residency and fellowship at the University of Chicago. Dr. McLaughlin is board certified in Internal Medicine and Nephrology. She is a fellow of the American Society of Nephrology and the American College of Physicians. Her areas of interest include chronic kidney disease, geriatric nephrology and incorporating lifestyle changes to help manage kidney disease and hypertension. She also serves as the medical director of the Fresenius dialysis facility in Oak Forest.
Amishi Patel, M.D. – Born in Toronto, Canada, Dr. Patel relocated to the United States in 1998 and received her undergraduate degree from the University of Illinois at Chicago where she graduated with honors and went on to complete her medical degree at Southern Illinois University School of Medicine. She completed her residency and fellowship at the University of Illinois at Chicago. She is board certified in both Internal Medicine and Nephrology. Her special interests include kidney stones and she offers a specialized stone clinic. This clinic provides a comprehensive treatment plan individualized to each patient by working closely with urologists with the goal of prevention of further kidney stones. Other interests include chronic kidney disease and dialysis therapies.
Natalie Selk, M.D. – Raised in Park Ridge, Illinois, Dr. Selk completed her undergraduate education at Loyola University Chicago. She attended medical school at Rush University where she was a member of Alpha Omega Alpha. She remained at Rush University Medical Center for her Internal Medicine residency and Nephrology fellowship. She is double board certified in Internal Medicine and Nephrology. Her interests include glomerulonephritis, chronic kidney disease, and the medical management of kidney stones including the prevention of new stone formation.
Chaitanya Desai, M.D. – Dr. Desai graduated from medical school in 2002 from Pune, India. He completed his residency and general nephrology fellowship at Metropolitan Hospital Center/New York Medical Center. He subsequently completed a subspecialty fellowship in kidney/pancreas transplantation at Emory University in Atlanta, Georgia in 2010. Dr. Desai is board certified in Internal Medicine, Nephrology and is also UNOS-certified as a transplant nephrologist. Dr. Desai is the Director of Nephrology for Solid Organ Transplant (Kidney, Heart, Lung Transplant Programs) as well as Advanced Heart Failure programs at Advocate Christ Medical center. He is also the Program Director of Transplant Medicine at Christ Hospital. Prior to this, he was the Medical Director of Transplant Research at Christ Hospital. Prior to joining Southwest Nephrology Associates in 2013, he was the Medical Director of Living Donor Kidney Transplant program at St. Luke's Medical Center, Milwaukee. Dr. Desai’s areas of interest include immunosuppression in kidney/pancreas transplantation; kidney disease after heart, lung and liver transplantation and critical care nephrology. His academic areas of interest are kidney disease after ventricular assist devices as well as combined heart and kidney transplantation.
Priya Raju, M.D. – Born and raised in Northern Virginia, Dr. Raju received her undergraduate degree from Virginia Commonwealth University where she graduated with honors. She received her medical degree from The Medical College of Virginia/VCU School of Medicine. She completed her internal medicine residency and nephrology fellowship at Rush University Medical Center in Chicago, IL. During her time at Rush, she had the honor of serving as a Chief Resident in internal medicine as well as a Chief Fellow in nephrology. Before joining SWNA, she was part of a private practice nephrology group in Los Angeles, California. Her special interest include glomerulonephritis and chronic kidney disease.
Chijoke Onyenwenyi, M.D. – Dr. Onyenwenyi graduated from medical school at the University of Lagos, Nigeria where he graduated with honors. He completed his Internal Medicine residency at Cook County Hospital in Chicago, IL where he served as Chief Resident. He completed his Nephrology Fellowship at the University of Illinois at Chicago where he also served as Chief Fellow. Dr. Onyenwenyi is the recipient of numerous teaching and scholastic awards. His areas of interest include acid base and electrolyte disorders, and Interventional Nephrology.
Neil Ybañez, M.D. – Dr. Ybañez received his Bachelor of Science and Doctor of Medicine degrees from the University of the Philippines. He completed his Internal Medicine training at Michael Reese Hospital in Chicago. Throughout his training, Dr. Ybañez received numerous clinical, teaching, and academic awards. Dr. Ybañez practiced Internal Medicine for six years before going to the University of Vermont to complete his Nephrology Fellowship. He is board certified in Internal Medicine and Nephrology. He is fluent in Tagalog (Filipino) and Cebuano. His clinical interests include critical care nephrology, acute kidney injury, and hypertension.
Christine Sutich, APN/CNS – Chris graduated from Evangelical School of Nursing in 1977 with a diploma in Nursing and then received her Bachelor Degree in Nursing from St. Xavier University in 1980. She completed her Masters Degree in Medical Surgical Nursing as a Clinical Nurse Specialist in 1993 with a nephrology clinical focus. Chris has greater than 30 years experience as a Nephrology Nurse, including acute and chronic hemodialysis, home dialysis, nursing and patient education and the management of chronic renal failure. Currently, she serves as the Clinical Manager of both SWNA offices as well as the Director of our Chronic Kidney Disease Clinic. Her special interests include CKD management and patient education.
Latrina Dunn-Lenoir, APN – Born and raised in Chicago, IL., Latrina began nursing education at Kennedy King College and Graduated with an Associates in Applied Science with Honors. She completed her Undergraduate Degree, with honors, at Indiana Wesleyan University in 2010. She then went on to complete her Master’s Degree in Nursing at Governors State University in 2013 as a Family Nurse Practitioner. Latrina’s background is in Medical Surgical Nursing, Internal Medicine, and Nephrology: 8 years’ experience as a Nephrology Nurse (acute hemodialysis). She is currently a member of The American Association of Nurse Practitioners (AANP), Illinois Society of Advance Practice Nurses (ISAPN), American Nephrology Nurses Association (ANNA), and Prescriber’s Letter. Her special interests include patient education, access management, and Chronic Kidney Disease. Her current role includes rounding at hemo-dialysis facilities, and she also sees CKD patients in both office locations.
Lilla Wojciechowski, APN/ANP-BC – Lilla has graduated from Loyola University in 2008, as Adult Nurse Practitioner. She has been a member of Sigma Theta Tau National Honor Society since 1991. She has 20 years of experience in chronic as well as acute dialysis with special focus on education and management. Her special interests include patient teaching, access care, and CKD.
Gabrielle Panfil, RN, BSN - Gabrielle has been a registered nurse for over 25 years. She graduated with high honors from Lewis University in 1989 with a Bachelor of Science in Nursing. Gabrielle has 5 years medical/surgical experience, 1 year Home Health experience, and 15 years of dialysis experience including acute and chronic hemodialysis. She also has experience in Clinical Management of an outpatient dialysis unit. She is a member of The American Nephrology Nurses Association and Sigma Theta Tau International Honor Society of Nurses.
Shellie Kooy, RN - Shellie received her registered nurse degree from Weber State University in Ogden, Utah in 1983. She has 3 years of medical/surgical nursing experience and over 25 years of experience in nephrology nursing. She has worked mainly with in-center hemodialysis patients but also has worked with home and acute hemodialysis and chronic kidney disease. Shellie is a member of the American Nephrology Nurses’ Association.
Kelly Guglielmi, M.D. – Retired from Southwest Nephrology Associates in January 2017 and is currently the Chief Medical Officer at Advocate Christ Hospital. – Raised and educated in Milwaukee, Dr Guglielmi received her Bachelor’s degree at the University of Wisconsin – Milwaukee. After working in occupational therapy for three years, she went on to graduate from the Medical College of Wisconsin where she was a member of Alpha Omega Alpha. She completed her Internal Medicine Residency, Chief Residency and Nephrology fellowship at the Medical College of Wisconsin after which she joined Southwest Nephrology. She is board certified in both Internal Medicine and Nephrology. She is a Clinical Associate Professor of Medicine, Rosalind Franklin University. Dr. Guglielmi serves as medical director for the outpatient DSI dialysis facility on 79th and Cicero. She is also the medical director of the inpatient hemodialysis unit and the continuous renal replacement program at Advocate Christ Medical Center. She is currently the President of the Medical Staff at Advocate Christ Medical Center where she is also a member of the cardiac transplant/ventricular assist device team. Her areas of special interest include cardio-renal syndrome, hypertension, renal disease in pregnancy, and continuous renal replacement therapy.
Ronald Hamburger, M.D. Retired 01/01/2016 – Born in Oklahoma and raised in Illinois, Dr. Hamburger received his undergraduate degree in chemistry from the College of Wooster in Ohio where he graduated with honors. He went on to complete his medical degree, residency, and nephrology fellowship from the University of Illinois in Chicago. Dr. Hamburger has been an active member of the National Kidney Foundation of Illinois where he served as President from 2000-2003. He has also served on its Scientific Advisory Board and on its Board of Directors. He is medical director of the Fresenius dialysis facility in Crestwood and acts as the Director of Dialysis Services at Palos Community Hospital. He also was the President of the medical staff at Palos Community Hospital from 2008-2010. He is appointed as a Clinical Professor of Medicine at the University of Illinois. Special interests include peritoneal dialysis.
Joseph Oyama, M.D., FACP Retired 01/01/2012 – Dr. Oyama started Southwest Nephrology back in 1972. He received his undergraduate and medical degrees from the University of Illinois. After completing a combined residency at Cook County and University of Illinois, Dr. Oyama went on to Rush University for his fellowship training. His career has included numerous academic appointments and awards as well as administrative positions including President of the Medical Staff at Christ Hospital. He currently is Chairman of the Division of Nephrology at Christ hospital and is actively involved in medical education with his appointment as Clinical Associate Professor of Medicine at the University of Illinois. Dr. Oyama is active with the National Kidney Foundation of Illinois and serves on the Medical Advisory Board.
Kent Armbruster, M.D., FACP Retired 01/01/2012 - native of Southern Illinois, Dr. Armbruster received his undergraduate degree Washington University in St. Louis and his medical degree from the University of Illinois. Medical Residency was completed at Rush University and after a two year military service in North Carolina; he returned to complete his nephrology training. Throughout his career, Dr Armbruster has had many academic and administrative positions. He is currently appointed as Clinical Instructor of Medicine at both the University of Illinois and Rush Medical School. Dr. Armbruster is Vice President of Medical Affairs at Little Company of Mary Hospital.
Demetrios Zikos, M.D. Retired 01/01/2012 – Native to Greece, Dr. Zikos completed his education with a medical degree from the University of Thessaloniki. Residency in Internal Medicine was completed at Christ Hospital after which he went on to the University of Chicago for Nephrology training. Dr. Zikos has been very active in academic pursuits while with Southwest Nephrology and has headed multiple investigations in renal physiology while at Christ. He holds academic appointments at the University of Illinois and Chicago Medical School. Dr Zikos has been awarded “Teacher of the Year” on five separate occasions at Christ Hospital and has worked in developing the education curriculum for the Department of Medicine. Dr. Zikos heads the Kidney Stone Clinic for Southwest Nephrology and has special interests in renal physiology and clinical research.