Dr. Ratnaja Katneni

Chosen as one of Orange County's top three doctors in Nephrology.

Dr. Ratnaja Katneni is a double board-certified doctor in Nephrology and Internal Medicine, practicing in Newport Beach. She’s been in practice since 2001, with solid training from places like the University of Texas Southwestern and Stanford. In 2021, she opened her own kidney practice in Newport Beach, and works with Hoag Newport Beach and Hoag Irvine.

(949) 490-4044

20241 SW Birch St Suite 104, Newport Beach, CA 92660

www.doctorkatneni.com

Awards & Certifications:

– Board Certified – Internal Medicine, American Board of Internal Medicine (2005, recertified 2015) – Board Certified – Nephrology, American Board of Internal Medicine (2008, recertified 2018) – Ruth L. Kirschstein NRSA Fellowship Grant – Clinical Research Fellowship – First Place Poster – ACP Resident Investigator Research Award (2005) – Institutional Review Board Member – 2002–2005 (Clinical Research Oversight)

Education & Training:

– B.S. in Microbiology and Biochemistry – Michigan State University – M.B.B.S. – Kasturba Medical College / Manipal Academy of Higher Education (2001) – Internal Medicine Residency – McLaren Regional Medical Center / Michigan State University (2005) – Visiting Nephrology Residency – Stanford University (2004) – Nephrology Fellowship – University of Texas Southwestern / Parkland Memorial Hospital / VA North Texas Health System (2008) – Clinical Research Fellowship – University of Texas Southwestern, Graduate Certificate in Clinical Sciences (2007)

Why did we choose Dr. Ratnaja Katneni as one of our Top Doctors?

Top3Doctors.com selected Dr. Ratnaja Katneni as a top nephrologist in Orange County because of her double board certification, research training, and strong academic background. She earned her medical degree from Kasturba Medical College and completed her internal medicine residency through Michigan State University. Her nephrology fellowship was at the University of Texas Southwestern, where she also completed a clinical research fellowship. She is board certified in internal medicine and nephrology, and she has kept both certifications current. This mix of clinical and research work shapes her careful approach.

What sets Dr. Katneni apart is the practice she built herself. In 2021, she opened her own kidney practice in Newport Beach. She also works with Hoag Newport Beach and Hoag Irvine, so her patients have strong hospital support. Earlier in her career, she trained as a visiting nephrology resident at Stanford and won a first place research poster award. Her patients benefit from that depth of study. For these reasons, Top3Doctors.com proudly names Dr. Ratnaja Katneni among the top three nephrologists in Orange County.