Sina Rahimi, DOKevin Chu, L.ACSiavosh Vakilian, MDValerie Drivick, RDNStephen Unterberg, MDChadwick Donaldson, MDViet Nguyen, MDBrent Driskill, MDCarol Salem, MDMarc Holden, MD

Sina Rahimi, DO

Sina Rahimi, DO
Dr. Rahimi joined Balboa Nephrology Medical Group in 2021. He practices in the San Diego area specializing in kidney disease.
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Siavosh Vakilian, MD

Siavosh Vakilian, MD
Dr. Siavosh Vakilian completed his medical studies, internship in internal medicine and residency in radiation oncology at McGill University in Montreal, Quebec, Canada. He served as chief resident there in 2012. He then served as attending radiation oncologist at the Jewish General Hospital and faculty lecturer at the Department of Oncology at McGill University. He specialized…
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Valerie Drivick, RDN

Valerie Drivick, RDN
Valerie Drivick, RDN, CPT was born and raised in San Diego, CA. She graduated from the Didactic Program in Dietetics with a Bachelor’s degree in Foods and Nutrition from San Diego State University. She completed her Accredited Dietetic Internship at University of Nevada, Las Vegas. Prior to that, Valerie earned her Certified Personal Trainer credential…
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Stephen Unterberg, MD

Stephen Unterberg, MD
Dr. Stephen Unterberg is a general Urologist who specializes in complex voiding dysfunction, male and female urinary incontinence, reconstruction, and neuro-urology. He finished his residency training at the University of California San Diego, and completed his fellowship in Female Urology at the University College Hospital in London, U.K. in association with the Royal College of Surgeons…
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Chadwick Donaldson, MD

Chadwick Donaldson, MD
Chadwick J. Donaldson, M.D. earned his medical degree at Tulane University School of Medicine in New Orleans, Louisiana. During medical school, he completed an M.S. in genetics and biometry at Louisiana State University and an M.P.H in Health Systems Management at Tulane School of Public Health. Dr. Donaldson specializes in comprehensive otolaryngology including general otolaryngology,…
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Viet Nguyen, MD

Viet Nguyen, MD
Dr. Nguyen joined Balboa Nephrology Medical Group in 2020. He practices in the Hillcrest and Coronado area; specializing in kidney diseases which includes chronic kidney disease and dialysis. Dr. Nguyen attended medical school at the Medical College of Virginia in Richmond, Virginia where he obtained his Doctor of Medicine degree. After completing his residency at…
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Brent Driskill, MD

Brent Driskill, MD
Dr. Driskill grew up in Houston, Texas and joined the U.S. Navy after high school. He received a full college and medical school scholarship through the Navy. Dr. Driskill went to Texas A&M for undergraduate training and the Uniformed Services University of Health Sciences for medical school. He did postgraduate otolaryngology (ENT) training while serving in the United States Navy at Naval Hospital…
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Carol Salem, MD

Carol Salem, MD
Dr. Salem is medical director of the Minimally Invasive Robotic Surgery Program at Scripps Mercy Hospital and has recently joined Hillcrest Urological Medical Group across from the hospital. Dr. Salem is a urologic cancer surgeon who specializes in the surgical treatment of prostate cancer and other urologic malignancies. Under Dr. Salem's direction, the Minimally Invasive Robotic…
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Marc Holden, MD

Marc Holden, MD
Dr. Marc Holden joined Genesis Healthcare in August of 2019. He received his medical degree from Columbia University College of Physicians & Surgeons and has been in practice more than 5 years.
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