Nephrology fellows and faculty conversing in the hall at Mayo Clinic in Phoenix, Arizona.
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The Nephrology Fellowship at Mayo Clinic's campus in Phoenix/Scottsdale, Arizona, is a two-year clinical fellowship. The training curriculum is designed to provide exceptional clinical training while offering abundant clinical research opportunities and maintaining a healthy work-life balance throughout training. Dedicated elective time is customized to meet your individual career goals. Additional training opportunities in critical care medicine and kidney transplantation are available.

Unique program highlights:

  • Look under the microscope. Mayo Clinic's campus in Phoenix/Scottsdale, Arizona, processes more than 1,000 renal biopsies each year. Nephrology Fellowship training includes a dedicated four-week rotation in renal pathology with an opportunity to request additional elective time in renal pathology. This rotation is complemented by a twice-a-month renal pathology conference throughout training. 
  • Experience renal physiology in the renal lab. A rotation at Mayo Clinic's campus in Rochester, Minnesota, offers you an in-depth experience in performing urinalysis and microscopy, urine chemistry interpretation, and iothalamate clearance testing. The rotation includes time for review of case studies in electrolytes and acid-base, GFR measurement, urine supersaturation, stone analysis, and acute kidney injury biomarkers.
  • Train in one of the largest kidney transplant programs in the U.S. The kidney transplantation experience at Mayo Clinic is comprehensive. According to the Organ Procurement and Transplantation Network, Mayo Clinic's campus in Phoenix/Scottsdale, Arizona, has been consistently ranked among the top 5% of centers with respect to the total volume of kidney and pancreas transplants performed in the U.S. The high volume of transplant procedures provides you with an excellent experience managing kidney donors and kidney and pancreas recipients in the inpatient and outpatient settings. Additionally, our transplant nephrologists are engaged in research involving a broad array of topics.
  • Experience general and specialty outpatient nephrology. In addition to providing care to patients with broad pathologies from chronic kidney disease to hypertension, polycystic kidney disease, amyloidosis, onconephrology, and electrolyte disorders, you will have dedicated clinic time for glomerulonephritis and kidney stones. This experience is complemented by well-designed in-center hemodialysis, peritoneal dialysis, and home hemodialysis rounds.
  • Service-learning. An established relationship with Valleywise Health Medical Center provides a community-centered training experience! At this level 1 trauma center, you will care for patients with broad renal pathologies, including ingestion-related kidney injury and pregnancy-related kidney disorders.
  • Design, implement, analyze, and publish. Numerous clinical research opportunities are available in the fields of general nephrology, hypertension, and transplant nephrology. Opportunities to work with researchers outside the Division of Nephrology are present. You will have dedicated time for clinical research. Our past and current fellows have presented their work at national conferences annually including the National Kidney Foundation, American Society of Nephrology, American Transplant Congress, and Mayo Clinic Nephrology Update Course.
  • Learn to educate. Opportunities are available for you to participate in the education of medial students at Mayo Clinic Alix School of Medicine. In addition, you will lead a team of learners on the inpatient consult service, including Internal Medicine residents and fourth-year medical students.
  • Thrive. Mayo Clinic is not only a place to train, it is a welcoming community. At Mayo Clinic's campus in Phoenix/Scottsdale, Arizona, you will experience a supportive culture built on teamwork and mutual respect. Your wellbeing during training is at the heart of our training program.
Video: The Arizona Experience


Video: The Arizona Experience


hospital in Arizona for 11 consecutive years (U.S. News, 2023-2024)

Nephrology fellow at Mayo Clinic in Phoenix, Arizona.

Your training experience

As a fellow at Mayo Clinic, you'll have access to robust clinical, educational, and research resources. You'll find support both inside and outside of the campus to promote physical and mental wellness and ensure your work/life balance.

Musab Hommos, M.B.B.B.

Director's welcome

Our program offers unique training opportunities in a supportive, collegial learning environment. You will build expertise in managing broad kidney, electrolyte, and hypertension disorders while training in one of the largest transplant centers in the country.


The Nephrology Fellowship fulfills the requirements for subspecialty training in nephrology as stated by the American Board of Internal Medicine and is accredited by the Accreditation Council for Graduate Medical Education.


You will be eligible to take the American Board of Internal Medicine subspecialty examination in nephrology upon successful completion of the Nephrology Fellowship.

Program history

The Nephrology Fellowship at Mayo Clinic's campus in Arizona began in July 2013. The class size increased to two fellows per year effective July 2023.

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