physicians you can trust…
Nephrology Building
The physicians and staff of Nephrology Consultants are totally dedicated to providing state-of-the-art, comprehensive, and compassionate care to our patients with all types of kidney disorders and high blood pressure.

Staff Members

Doctors

Dr. Todd A Broome, M.D.

Dr. David G. Bains, M.D.

Dr. Bains was born and raised in Birmingham, AL. He graduated magna cum laude from Auburn University in 2004. He attended medical school at the University of Alabama at Birmingham and received his Doctorate of Medicine in 2008. Dr. Bains completed his residency in Internal Medicine at the University of Virginia in Charlottesville, VA. He stayed on at UVA to complete his Nephrology fellowship in 2013. He is board certified in Internal Medicine and is a member of the medical staff at Huntsville Hospital and Crestwood Medical Center. Dr. Bains is a member of the American College of Physicians, the American Society of Nephrology, and the Renal Physicians Association. His clinical interests include chronic kidney disease and critical care nephrology. He is married with two children. He enjoys spending time with his family, golf, and long distance running.
Dr. Todd A Broome, M.D.

Dr. Todd A Broome, M.D.

Dr. Todd A. Broome, M.D. graduated from Purdue University in 1983 and received his medical degree from Marshall University School of Medicine in West Virginia in 1987. He completed his residency in Internal Medicine/Pediatrics at St. Francis Hospital in Illinois in 1991. Dr. Broome is board certified by the American Board of Pediatrics, the American Board of Internal Medicine, and the National Board of Medical Examiners and is a Diplomate of the American Board of Internal Medicine, Subspecialty of Nephrology. He serves as Director of numerous Dialysis Centers throughout North Alabama and Tennessee. Dr. Broome has served as Chairman of the Department of Medicine, Secretary, and Vice President and as the President of Medical Staff at Huntsville Hospital. His interests include hunting, fishing, gardening, beekeeping, music and exercise.
Dr. Carlo Castillo

Dr. Carlo Castillo, D.O.

Born in Philadelphia, Pennsylvania, but raised in Alabama, Dr. Castillo earned his bachelors degree at the University of Alabama, graduating Magna Cum Laude. He attended the University of Health Sciences in Kansas City, Missouri and earned a Doctor of Osteopathy, graduating Cum Laude. He worked as an Internist at St. John Moross and St. John Macomb for two years. He then completed his Nephrology fellowship at St. John in Warren, Michigan. He is licensed to practice in Alabama and Michigan. Dr. Castillo is recently married. Dr. Castillo enjoys college football and outdoor activities.
Dr. John A. H. Clark, M.D.

Dr. John A. H. Clark, M.D.

Originally from Tallahassee, Florida, Dr. Clark earned his bachelors degree at Auburn University. He attended the University of Alabama at Birmingham and earned a M.S in Physiology. He then attended medical school at the University of Alabama at Birmingham. He completed his residency in internal medicine at Wake Forest Baptist Medical Center in Winston Salem, North Carolina. He then completed his nephrology fellowship at Vanderbilt University in 2007. He is board certified in Nephrology and Internal Medicine, and is a member of the medical staff at Huntsville Hospital and Crestwood Medical Center. He is currently the medical director of the Discovery Dialysis Center. His interests include hockey, golf, outdoor activities and spending time with family. His practice interests include Hypertension and Critical Care Nephrology.
Dr. Roger W. Coomer, M.D.

Dr. Roger W. Coomer, M.D.

Dr. Roger W. Coomer, M.D. graduated from the College of William and Mary in Virginia in 1987. Dr. Coomer received his medical degree from Vanderbilt University in 1991. He completed his internship and residency in Internal Medicine at Vanderbilt University in 1994. Dr. Coomer remained at Vanderbilt, completing a fellowship in Nephrology and serving on the faculty until 1997. He is a Diplomate of the American Board of Internal Medicine in the fields of Internal Medicine and Nephrology. Dr. Coomer is a member of the American Medical Association, the American College of Physicians, and the American Society of Nephrology. Dr. Coomer’s interests include fishing, sailing, outdoor sports and family activities. He is board certified in Nephrology and Internal Medicine.
Dr. Michael Quadrini, M.D.

Dr. Michael Quadrini, M.D.

Dr. Michael Quadrini, M.D. joined Nephrology Consultants in July of 2007. He attended the University of Notre Dame for undergraduate, where he received a Bachelor of Science in chemical engineering magna cum laude in 1998. He subsequently received his Doctorate of Medicine from the Northwestern University Feinberg School of Medicine in 2002. He stayed at Northwestern Memorial Hospital in Chicago, Illinois for completion of his residency in internal medicine in 2005. He then completed his nephrology fellowship at Vanderbilt University in 2007. He is board certified in Nephrology and Internal Medicine, and is a member of the medical staff at Huntsville Hospital and Crestwood Medical Center. He is currently the medical director of the Elk River Dialysis Center in Fayetteville, Tennessee. His clinical interests include chronic kidney disease and proteinuria. He is married with four children.
Dr. David Prescott Tietjen, M.D., F.A.C.P

Dr. David Prescott Tietjen, M.D., F.A.C.P

David Prescott Tietjen, M.D., F.A.C.P. graduated from Duke University in 1976 and completed his medical degree at the University of Maryland School of Medicine in Baltimore in 1981. He completed his internship in Internal Medicine at Tripler Army Medical Center in Hawaii in 1982 and his residency at Brooke Army Medical Center in Texas in 1984. He received his fellowship in Nephrology from Walter Reed Army Medical Center in Washington, D. C. in 1987. Dr. Tietjen is board certified in Internal Medicine by the American Board of Internal Medicine, the National Board of Medical Examiners and the American Board of Internal Medicine subspecialty of Nephrology. He is a member of the International Society of Nephrology, The National Kidney Foundation, the American Society of Nephrology, and is a Fellow of the American College of Physicians. Dr. Tietjen enjoys spending time with his family and is and avid birder.

Physician Extenders

Rena Meadows Bannister, R.N., C.R.N.P.

Rena Meadows Bannister, R.N., C.R.N.P.

Rena Meadows Bannister, R.N., C.R.N.P. graduated magna cum laude from the University of Alabama in Huntsville with a B.S. in Nursing and received her Masters of Science in Nursing in 1996. She was certified by the American Nurses Credentialing Center as a certifiied Family Nurse Practiotioner in 1997. She is a certified nephrology nurse and has over 15 years experience working with dialysis and transplant patients. Mrs. Bannister’s interest include outdoor activities, gardening, and family activities, especially her grandchildren.
Elise Bratton, C.R.N.P.

Elise Bratton, R.N., C.R.N.P.

Elise earned her Bachelor’s Degree in Nursing from the University of Alabama in Huntsville in 2005. She began working as a registered nurse at Huntsville Hospital in a medical surgical unit specializing in the care of respiratory patients. After several years, she transitioned to working in the medical intensive care unit at Huntsville Hospital. Elise received her Master of Science in Nursing in Acute Care from the University of Alabama in Huntsville in 2011. She is certified through the American Nurse’s Credentialing Center. As a nurse, she enjoyed caring for her patients. She is committed to continue to practice quality and comprehensive care as a nurse practitioner.
Heather Ginther, R.N., C.R.N.P

Heather Ginther, R.N., C.R.N.P.

Heather earned her Associate's Degree in Nursing from Wallace State Community College in June 1997, a Bachelor's Degree in Nursing from UAH in August 2004, and a Master's Degree in Nursing from UAH in December 2006. She worked at Huntsville Hospital as an RN from 1998-2004 in areas of Med-Surg, ER, and cardiology. She continued her work at The Heart Center from 2004-2006. After receiving Master's Degree in Nursing, she helped establish CHF and Coumadin Clinic at Crestwood Medical Center, working there from 2006-2009. She is certified through the American Nurse's Credentialing Center.
Laine Hendley, R.N., C.R.N.P

Laine Hendley, R.N., C.R.N.P.

Laine is a member of the Nurse Practitioner team at Nephrology Consultants. She received her Bachelor of Science in Nursing undergraduate degree at the University of Tennessee in Chattanooga. She began her nursing career caring for Surgical and Burn patients in the Critical Care units. In addition, she also has several years experience in the Cardiac Cath Lab and the Surgical Post-anesthesia Care Unit. Laine received her Master of Science in Nursing graduate degree from the University of Alabama in Huntsville. She has also served as a clinical preceptor for the undergraduate and graduate nursing programs for UAH. Laine is an ANCC certified Acute Care Nurse Practitioner and has been with our practice since 2011.
Cindy Martin, R.N., C.R.N.P.

Cindy Martin, R.N., C.R.N.P.

Cindy Martin, R.N., C.R.N.P. Alabama native and veteran of the United States Army, worked as a radiation technician at Browns Ferry Nuclear Plant for 12 years when she decided to made a career change. She attended the University of Alabama in Huntsville and received her Baccalaureate of Science in Nursing. For the next three years Cindy worked at Huntsville Hospital’s Medical Intensive Care Unit while completing her Masters degree at UAH, graduating with honors. She is certified by the American Nurses Credentialing Center as an Acute Care Nurse Practitioner. Cindy joined Nephrology Consultants in August 2003 and continually strives to meet head-on challenges presented to her as a Nephrology Nurse Practitioner. She provides customer oriented care, with a personal touch, to her patients. In her free time, Mrs. Martin loves outdoor activities such as biking, hiking, canoeing and jet skiing.
Lanita Reid, PA-C

Lanita Reid, PA-C

Lanita obtained a B.A. degree in Mathematics from Oakwood College in Huntsville in 1989 and a B.S. in Health Science from Long Island University in New York in 2000. Lanita is a board certified physician assistant and has worked in neurosurgery and otolaryngology prior to working in nephrology. She has been working as a nephrology physician assistant since 2004 and joined the Nephrology Consultants team in 2009. She is committed to providing quality care to her patients. In her free time she enjoys spending time with her family, especially with her daughter.