Nephrologists are educated in internal medicine and then undergo additional training to specialize in treating patients with kidney problems. Kidney conditions addressed by nephrology include:

  • Chronic Kidney Disease (CKD)
  • Polycystic Kidney Disease (PKD)
  • Acute Renal Failure
  • Kidney Stones
  • Dialysis
  • Kidney Transplantation

Contact Information

Mercer Medical Group Nephrology
508 New Hope Road, Suite 106
Princeton, WV 24740

Monday through Friday, 8 am to 4:30 pm


Abbas El-Khatib, MD
A native of Amman, Jordan, Abbas El-Khatib, MD, received a medical degree from the University of Jordan in Amman. He fulfilled his nephrology fellowship at the University of Michigan, Ann Arbor, Michigan, and his internal medicine residency at William Beaumont Hospital, Royal Oak, Michigan.

In the late 1990s, El-Khatib served as Clinical Assistant Professor of Internal Medicine at the West Virginia School of Osteopathic Medicine, Lewisburg, West Virginia. His professional memberships include the American Society of Nephrology and the American College of Physicians.

Most recently, El-Khatib served as Medical Chief, Section of Nephrology at King Hussein Cancer Center, Amman, Jordan.

Ahmad Eter, MD, FASN
Ahmad Eter, MD, FASN, earned his medical degree at the University of Aleppo School of Medicine, Syria, where he graduated with honors in the top 10 percent of his class. He completed residency in internal medicine at University of Nevada School of Medicine, Las Vegas, Nevada, and fellowship at Staten Island University Hospital, Staten Island, New York. He is certified in internal medicine and nephrology by the American Board of Internal Medicine and holds the ECFMG Certificate.

Eter has been affiliated with PCH since 2018. He was previously associated with Nephrology-Hypertension Associates in Bluefield, West Virginia, the Charleston Area Medical Center Hospitalist Group and a multispecialty group in Beckley, West Virginia.

Eter is the author of several publications in the field of nephrology and is a Fellow of the American Society of Nephrology.