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Ty Affleck, MD *
Santa Rosa Sports & Family Medicine
707-546-9400
Robert Nied, MD *
Kaiser Permanente Sports Medicine
707-393-2255
Todd Weitzenberg, MD *
Kaiser Permanente Sports Medicine
707-393-2255
Steve Wolf, MD 
Sutter Pacific Health Foundation
707-521-7777
Dr. Ty Affleck was raised in Palo Alto, earning his BS in Genetics at UC Berkeley and his MD at the Medical College of Virginia. While completing his Family Practice Residency in Pueblo, Colorado, he was an affiliated provider for the US Olympic Training Center in Colorado Springs. He was then selected for a Fellowship at the Sports Medicine Clinic in Seattle, where he worked with diverse pro athletes including the Seattle Mariners, the Rainier Cup hydroplane racers, the Seattle Ballet and PRCA rodeo cowboys.

He created Santa Rosa Sports & Family Medicine in 1992.  He serves as a team physician for the Sonoma State University and Santa Rosa Junior College athletic departments, providing medical care at events, designing training programs and overseeing rehabilitation of injuries. He also provides medical care for local events such as the Human Race, the Vineman Triathlon, Levi’s Gran Fondo, and Team in Training.

Dr. Robert Nied was born in Long Beach and grew up in nearby Irvine. He earned his BS in Animal Physiology and Neuroscience at UC San Diego, where he graduated Magna Cum Laude and Phi Beta Kappa, and obtained his MD at the UCLA School of Medicine. He completed his family medicine residency at the University of Michigan in Ann Arbor, and moved to Michigan State to complete a sport medicine fellowship, gaining valuable experience with NCAA teams at both universities.  

In sports medicine and family practice in San Luis Obispo, he served as a team physician for both Cal Poly-SLO and Cuesta College.  He
joined Kaiser Permanente, Santa Rosa in 2003 Currently he is a team physician for Sonoma State University as well as a consultant for local school and club sports teams. He also develops sports medicine programs throughout Northern California Kaiser Permanente. 

Dr. Steven Wolf was born in Panorama City and grew up in Seal Beach, CA, earning his BS in Comparative Physiology at UC San Diego. He attended Finch University of Health Science/Chicago Medical School and completed his residency in Family Practice at the Carle Clinic in Illinois (a University of Illinois affiliate), while working as a Life Flight physician on the Carle Careforce Air Medical Transport Helicopter Team. He covered athletic events for the University of Illinois and continues to receive CME training in sports medicine.

He joined Sutter Medical Group of the Red- woods in 2002.  Concurrently he holds an Assistant Professorship in Clinical Medicine at UC San Francisco in the Family Practice Residency Program, teaching procedures and precepting residents for inpatient and outpatient care. 

The physicians below are members of the board of NCCM and represent every major health care network in Sonoma County.  All have specialized training in concussion care.   (*Asterisks represent Certified ImPACT Consultants.)
Dr. Todd Weitzenberg grew up in Santa Rosa, graduating from Santa Rosa High School. He completed his B.A. at UC Santa Barbara and graduated from the Chicago Medical School.  His residency was in Physical Medicine and Rehabilitation at UC Davis Medical Center in Sacramento. He then completed a fellowship in Sports Medicine at the UC Davis Sports Medicine program, working with UC Davis, UC Berkeley and Sac State, and professional teams like the Sacramento Kings, Monarchs, Knights and River Cats. 

In August of 2001 he joined Kaiser Permanente Santa Rosa, working in the Physical Medicine clinic, the Spine Clinic, and developing Kaiser Santa Rosa's Sports Medicine program. He considers that all patients should be treated with the skills developed for the management of high level athletes. 

Monica Ohkubo, DSc, ATC, EMT
Santa Rosa Junior College
Dr. Monica Ohkubo is the Head Athletic Trainer of SRJC's Sports Medicine- Athletic Training Program. She played softball at SRJC in 2000-01, and also served as an athletic training student from 2000-03. Monica earned her Bachelor’s degree in Kinesiology/Athletic Training from Sonoma State University before completing her Master’s coursework at San Jose State. 

She was the athletic trainer for the Santa Rosa Scorchers Women’s professional football team for three seasons. In her two years at San Jose State, Monica worked as a physical therapy aide at BaySport Physical Therapy, and as head athletic trainer at Silver Creek High School. She has worked for USA volleyball and wrestling youth programs, and as the athletic trainer for Montgomery High School football.
Surani Hayre-Kwan, FNP
Russian River Health Center

Surani Hayre-Kwan is the Executive Director of Operations-North Divisionfor the Sutter Pacific Medical Foundation.  She holds a Master’s Degree in Nursing from Cal State University, Sonoma and California State licensure as both a Family Nurse Practitioner and Public Health Nurse in addition to being nationally certified in Family Practice. She has worked as a Nurse Practitioner for the Russian River Health Clinic, a federally qualified health center that meets the needs of Sonoma County's underinsured patients for the past eleven years.

She also sits on the Board of Directors of the California Association for Nurse Practitioners and served two terms as President of CANP. CANP is the only professional organization representing the professional interest of nurse practitioners in the State of California. 
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