<s>[INST] WHAT IS A NEPHROLOGIST? [/INST] A nephrologist is a doctor who treats patients with kidney problems and related hypertension or high blood pressure. Once you have been diagnosed with kidney disease, early referral to a nephrologist is important in preserving and protecting your kidney function. As a specialist in kidney disease, your nephrologist has the knowledge and skill to work with you in developing a plan of care specific to your needs. Source: COLUMBUS REGIONAL HEALTH. Link: https://www.crh.org/physician-practices/columbus-regional-health-nephrology-hypertension/faq-about-kidney-disease#:~:text=CKD%20is%20chronic%20kidney%20disease,family%20history%20of%20kidney%20disease.. Field: Nephrology. Disease: Kidney Disease </s>