Due to road construction in the immediate area, our Riverbank clinic at Riverbank High School will be temporarily closed June 2nd through July 4th 2025. During the closure, Dr. Halappa, MD will be relocated to Modesto-Tully, For appointments call (209) 722-GVHC (4842) We apologize in advance for any inconvenience this may cause.
4150 Patterson Rd.
Riverbank, CA 95367
Ms. Blair has been a healthcare attorney for over twenty-seven years. Prior to joining Golden Valley Health Centers as its Vice-President and Chief Legal Officer, Ms. Blair started her legal career in private practice as a litigator. Ms. Blair’s litigation experience includes professional liability (medical malpractice), employment law, and business litigation, successfully trying several cases to final verdict. After becoming partner, Ms. Blair left her law practice and joined Valley Children’s Hospital as their Corporate Compliance Officer. After six years in compliance, Ms. Blair took on an in-house position, as the Deputy General Counsel and gaining additional experience in healthcare transactions, privacy, security, corporate governance, insurance, risk management, consent law, mergers and acquisitions, and real estate transactions. Although born in Ohio, Ms. Blair calls the Central Valley her home. Ms. Blair is a graduate of Fresno State University, summa cum laude, and was the valedictorian in her class at San Joaquin College of Law. Ms. Blair serves on several non-profits, including Clovis North Bronco Foundation and is an associate for La Feliz Guild, as well as being active in the Central California Down Syndrome Association. Ms. Blair enjoys spending time with her husband and two active sons. She is also an exercise fanatic, enjoying all things fitness, but especially running.
Shannon is an enthusiastic and accomplished team leader with over 30 years of event planning and management, fundraising and community relations experience.
Shannon is a believer in giving back to the community and has been involved with and worked for non-profit organizations over the years. She loves seeing an event go from paper to production and to help create the environment to touch every person in the room and help them understand the mission – not just for that night, but long after.
Karla Seijas is a dedicated advocate for military and veteran families, with a strong background in public policy and community integration. Her work focuses on the challenges military spouses face in employment and public policy barriers affecting veteran families. She has advised policymakers and organizations nationwide on issues related to veteran transition, family support, and reducing barriers for military-connected communities. Karla is committed to ensuring all families, including those who have served, have access to quality healthcare and essential resources. Her expertise bridges the gap between research and policy, helping to create more inclusive and supportive community health initiatives.
Trey has worked in the oncology diagnostics and genomics field for 20+ years focused on the evolution of cancer treatment and personalized medicine. He holds a Bachelor’s Degree in Finance and an MBA from St. Mary’s College of California. Trey was born and raised in Merced and moved to Modesto in 2003. As an active community member, Trey wants to help bring positive change and services to its residents. He and his wife and two high school children enjoy travel and try to get away often.
David is dedicated to his community. He states, “I want to leave it better than I found it”. He is very active in service groups, chambers of commerce, and multiple nonprofit organizations that align with this very mission. David became a Golden Valley Health Centers Foundation board member due to the wonderful treatment he and his daughter and first child received. David was struggling with the recession, as many at the time were, and Golden Valley was there for them.
Professionally, David works for Mid Valley IT, the central valley’s fastest growing IT company
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