Leadership is important

Physicians and Staff

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.

Call today to make an appointment

(256) 533-4626

9am-5pm M-F

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.

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.

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.

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.

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.

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. Madan K. Gowda

Nephrology Consultants, LLC is pleased to announce Dr. Madan K. Gowda is jointing our practice as of January 1, 2020. Dr. Gowda graduated with honors in 1999. Having more than 20 years of diverse experiences in NEPHROLOGY.

  • Fellowship, University at Buffalo (2013)
  • Residency, Internal Medicine, Jewish Hospital (2011)
  • Dipl, Internal Medicine, Royal college of Physicians, MRCP(UK) (2006)
  • MBBS, Adichunchanagiri Institute of Medical Sciences, Mysore University (1999)

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.

Call today to make an appointment

(256) 533-4626

9am-5pm M-F

Physician Extenders

Heather Ginther, R.N., C.R.N.P., CNN-NP

Heather is an acute-care nurse practitioner, with additional certification as a nephrology nurse practitioner. She earned her Associate’s Degree in Nursing, from Wallace State Community College, in June 1997. After graduation, she worked as a staff nurse at Huntsville Hospital in Med-Surg, emergency department and cardiology unit before continuing her education at the University of Alabama in Huntsville. She earned her Bachelor of Science in Nursing in August 2004, and then her Master of Science in Nursing in December 2006. After graduation, she helped establish the Congestive Heart Failure and Coumadin Clinic at Crestwood Medical Center, working there from 2006-2009. Heather has been employed at Nephrology Consultants since May 2009. She is certified through the American Nurse’s Credentialing Center. Heather is married, with one daughter. She enjoys baking, crocheting, travel, and tending to her animals.

Elise Pierson, R.N., C.R.N.P., CNN-NP

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 and shortly after joined the team at Nephrology Consultants. She is certified through the American Nurse’s Credentialing Center. In 2015, she earned her Certified Nephrology Nurse Practitioner certificate. As a nurse, she enjoys caring for her patients. She is committed to continue to practice quality, comprehensive and compassionate care as a nurse practitioner. On a personal level, Elise loves spending time with her family and friends. She is also an avid sports fan (football, baseball, hockey, etc.)  And in her free time, enjoys riding motorcycles, kayaking, watching movies and live music.

Alison Brown, M.S.N., R.N., C.R.N.P.

Allison earned her Bachelor Degree in Nursing from the University of Alabama in Huntsville in 2009. She began working as a registered nurse at Huntsville Hospital on the cardiology floor and later transitioned to Cardiac intensive care unit where she spent the next 10 years caring for critically ill patients.  Continuing her work in Cardiology as a nurse educator she provided didactic education along with hands on training for the nursing staff. She served on multiple committees to ensure best practice and evidence-based care were always being provided.  Allison earned her Master of Science in Nursing in Acute Care from the University of Alabama in Huntsville in December of 2018. She joined Nephrology Consultants in March of 2019. She is certified through the American Nurse’s Credentialing Center. She is committed to providing comprehensive and quality care as a nurse practitioner.

Kaeli Jeter, R.N., C.R.N.P., CNN-NP

Kaeli earned her Bachelor of Science in Nursing degree from the University of Alabama in Huntsville in 2013.  She began working as a Registered Nurse in the Progressive Surgery Unit at Huntsville Hospital specializing in the care of vascular and general surgery patients.  She completed her Master of Science in Nursing at Vanderbilt University and is certified as a Family Nurse Practitioner through the American Association of Nurse Practitioners. Kaeli joined the Nephrology Consultants team in 2015 and has since become a Certified Nephrology Nurse-Nurse Practitioner through the Nephrology Nursing Certification Commission. She strives to provide quality and compassionate care to all of her patients.

Jennifer Renfro, MSN, RN, C.R.N.P.

Jennifer recieved her Bachelor’s Degree in Nursing in 2010 from the University of Alabama in Huntsville. She worked as an RN in the ER at Baptist South in Montgomery, before moving to Birminghang to work in the  SICU at UAB working with a wide variety of critically ill and transplant patients. She recieved her Master’s of Science in Nursing in Acute care and Geriatirics from the University of Alabama in Birmingham in 2015 and joined the Nephrology Consultants team. She is ceritifed through the American Nurse’s Credentialing Center. In her free time, Jennifer enjoys spending time with friends, family, and pets, working on craft projects.

Jana Zbinden, MSN, RN, CRNP, CNN-NP

Jana is originally from Huntsville, AL and earned her Bachelor of Science in Nursing from the University of Alabama in Huntsville in 2000 and her Master in Nursing as an Acute Care Nurse Practitioner at Vanderbilt University School of Nursing in 2016. She is board certified through the American Nurses Credentialing Center.  Jana began her nursing career at Vanderbilt University Medical Center as an RN with Cardiac & Thoracic Surgery and Lung Transplant patients and later as a case manager for Thoracic surgery. After earning her Master degree, she continued her work at Vanderbilt Medical Center in the Department of General Surgery and Center for Surgical Weight Loss. Jana returned to Huntsville and joined Nephrology consultants February 2017.  She is a member of the American Nephrology Nurses Association and has since become a Certified Nephrology-Nurse Practitioner through the Nephrology Nursing Certification Commission. Her interests and hobbies include: reading, traveling, gardening, canning fruits & vegetables, and spending time with her family, friends and Bernese Mountain dog! 

Scott Henniger, MHS, PA-C

Scott is originally from Huntsville, AL. He earned his Bachelor of Science in Biomedical Sciences at the University of South Alabama Mobile, AL in 2013.  He continued his studies at the University of South Alabama and in 2015 he earned his Master of Health Science as a Physician Assistant.  He is certified through the National Commission on Certification of Physician Assistants and is a Nephrology certified Physician Assistant.  That same year he joined the Nephrology Consultants team in October of 2015. Scott enjoys staying involved with his church, hiking and spending time with his wife and 2 children.

Lanita Reid, MHS, PA-C

Lanita earned a Bachelor of Art degree in Mathematics from Oakwood College in Huntsville in 1989 and a Bachelor of Science in Health Science from Long Island University in New York in 2000. She earned her Master of Health Science in Physician Assistant Studies from Pace University in 2015. Lanita is board certified as a physician assistant and has worked in neurosurgery, otolaryngology, and primary care 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 for her patients. In her free time, she enjoys working in her garden and spending time with her husband and daughters. 

Jennifer Baggenstoss, MMS, BSBA, PA-C

Jennifer earned her Bachelor of Science in Business Administration from the University of Arkansas.  After multiple relocations as a military spouse and getting her children to school age, she realized she wanted to pursue a career in medicine. She graduated with a Master degree in Medical Science in 2005 from Methodist University.  She is certified by the National Commission on Certification of Physician Assistants and has more than 15 years of nephrology and internal medicine experience.  She is a member of the National Kidney Foundation and the American Academy of Nephrology Physician Assistants.  In her free time, you will find her outdoors, working out or spending time with her family.

Chaney Gower, MSN, RN, CRNP

Chaney earned a Bachelor of Science in Nursing from the University of Alabama in Huntsville in 2017. She gained experience as a Registered Nurse in the Adult Intensive Care Unit and the Neonatal Intensive Care Unit. Chaney was awarded The DAISY Award For Extraordinary Nurses during her time at Huntsville Hospital for Women & Children. Chaney earned a Master of Science in Nursing from the University of Alabama in Huntsville in 2020. She was duly inducted into the Sigma Theta Tau Honor Society of Nursing as a member of the Beta Phi Chapter. Chaney is a board certified as an Adult- Gerontology Acute Care Nurse Practitioner through the American Nurses Credentialing Center. Chaney joined Nephrology Consultants in 2020. She is licensed to practice as a Certified Registered Nurse Practitioner in Alabama and Tennessee. Chaney is passionate about providing safe, compassionate, and effective care for her patients.