Keepin’ It Local
Yosemite Dental Care is dedicated to providing exceptional dentistry to patients in Oakhurst, CA and the surrounding areas.
Family Dentistry With a Local Mindset
Our Services
We offer a full range of dental services for the whole family, including routine checkups, teeth cleaning, fillings, crowns, extractions, and more. Our goal is to help you maintain a healthy and beautiful smile.
Oakhurst's only in-house digital lab
Most of our dental products are produced in-house thanks to our full suite of digital laboratory software and equipment. From same-day ceramic crowns, 3D-printed dentures, to full mouth implant prosthetics, YDC Oakhurst has you covered under one roof.
Affordable preventive care plans
YDC Oakhurst offers membership plans for individuals without dental insurance. Take the middlemen out of your dental healthcare equation, and make sure your needs are always covered.
Insurance and Payment
We accept most major PPO insurance plans and offer a range of payment options to make dental care more affordable. To verify if Yosemite Dental Care is in network with your insurance, please contact your insurance directly.
A few PPO insurances that we accept:
-Delta Dental
-Cigna
-Liberty
-GEHA
-Humana
-Aetna
-Advantek
*Important notice: Doctor Timothy Wieg will not be in network with Delta Dental PPO insurances starting January 1st, 2025. Doctor Kimya Marefat will still be in network with Delta Dental PPO insurances.
Transforming Smiles
YDC In-Office Savings Plan
"The best deal in town!"
The YDC In-Office Savings Plan is your best option for maintaining consistency and affordability of care
Plan Features:
- No yearly maximum benefit on treatment
- Free diagnostic care - x-rays, exams, etc.
- Free preventive care - cleanings, fluoride, etc.
- 25% off discount on services provided at Yosemite Dental Care
- Free at-home whitening trays
- And so much more!
$400 one-time payment- good for 1 year
- The plan is available to anyone who doesn't have dental insurance
- Discounts available for additional family members
Meet Our Team
Timothy Wieg, DDS - Owner/ Clinical Director
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Timothy Wieg, DDS - Owner/ Clinical Director
With a 15 year history as a dentist, and an 8 year track record of practice ownership, Dr. Timothy Wieg brings a wealth of experience to the team. His endless drive to learn and advance has led to a deep understanding and mastery of digital dentistry, full mouth rehabilitation, implant dentistry, and orthodontics. In his spare time, Dr. T
With a 15 year history as a dentist, and an 8 year track record of practice ownership, Dr. Timothy Wieg brings a wealth of experience to the team. His endless drive to learn and advance has led to a deep understanding and mastery of digital dentistry, full mouth rehabilitation, implant dentistry, and orthodontics. In his spare time, Dr. Tim is an avid skier, soccer player, soccer coach, amateur chef, and father of three. Dr. Tim teaches locally and at an institutional level on digital dentistry. Dr. Tim is a lifelong local to Oakhurst and Mariposa.
Kimya Marefat, DDS- Associate Dentist
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Timothy Wieg, DDS - Owner/ Clinical Director
Dr Kimya Marefat graduated from Loma Linda University in 2023, and she joined the YDC Oakhurst team immediately afterwards. Recruited via one of Dr. Tim's digital dentistry lectures, Dr. Kimya has been passionate about advanced digital concepts in dentistry since day one. As she pursues mastery in all aspects of dentistry at YDC Oakhurst,
Dr Kimya Marefat graduated from Loma Linda University in 2023, and she joined the YDC Oakhurst team immediately afterwards. Recruited via one of Dr. Tim's digital dentistry lectures, Dr. Kimya has been passionate about advanced digital concepts in dentistry since day one. As she pursues mastery in all aspects of dentistry at YDC Oakhurst, Dr. Kimya also thoroughly enjoys adventuring outdoors, rock climbing, painting, and getting to know her local community.
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Julia is a lifelong Oakhurst local. Through her 8 years with the YDC team, Julia has advanced to become a Registered Dental Assistant with Extended Functions, thanks to dedicated training and continuous learning. Yosemite Dental Care is not just a workplace; it’s her forever office. Julia functions as an independent provider, in many ways
Julia is a lifelong Oakhurst local. Through her 8 years with the YDC team, Julia has advanced to become a Registered Dental Assistant with Extended Functions, thanks to dedicated training and continuous learning. Yosemite Dental Care is not just a workplace; it’s her forever office. Julia functions as an independent provider, in many ways similar to a PA in the world of dentistry. As office manager, and center point of the auxiliary team, Julia looks forward to many more years of service to our team and patients.
Courtney Villagomez, RDH - Dental Hygienist
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Julia Wood- Office Manager/ Registered Dental Assistant with Extended Functions
Courtney has been a part of the YDC family for over 10 years, beginning in the Mariposa office before transferring to the growing team in Oakhurst in 2017. Her compassion, desire to know her patients, and impeccable attention to detail make her presence on the team indispensable. Courtney is an Oakhurst local who enjoys the outdoors and motorsports.
Laura Zuehlsdorf, RDH - Dental Hygienist
Katie Seiverson- Registered Dental Assistant
Laura Zuehlsdorf, RDH - Dental Hygienist
Laura has been a Dental Hygienist for 38 years. Originally from Southern California, Laura and her husband joined the mountain community a decade ago. She brings a wealth of experience to the team, and our patients have loved her since day one. Laura is an avid enjoyer of the outdoors, including hiking and skiing.
Stephanie Keller, RDH - Dental Hygienist
Katie Seiverson- Registered Dental Assistant
Laura Zuehlsdorf, RDH - Dental Hygienist
Stephanie is a dedicated Registered Dental Hygienist who takes great pride in helping patients achieve healthy, confident smiles. With a passion for dental care and a gentle, patient-centered approach, she loves building lasting relationships with those she treats. When she’s not in the office, Stephanie enjoys spending quality time with her family, which she considers the heart of her world.
Katie Seiverson- Registered Dental Assistant
Katie Seiverson- Registered Dental Assistant
Katie Seiverson- Registered Dental Assistant
Katie, another lifelong local of the Oakhurst community, joined our team 4 years ago. Since that time Katie has achieved her RDA license and became the Assistant Team Lead. Katie's hard-core work ethic, combined with her deep compassion for patients, make her the right choice for almost every dental situation. She loves the outdoors, moto
Katie, another lifelong local of the Oakhurst community, joined our team 4 years ago. Since that time Katie has achieved her RDA license and became the Assistant Team Lead. Katie's hard-core work ethic, combined with her deep compassion for patients, make her the right choice for almost every dental situation. She loves the outdoors, motorsports, being a mom of two, and refusing to live below 3000 ft.
Jessica Wyatt- Registered Dental Assistant
Katie Seiverson- Registered Dental Assistant
Katie Seiverson- Registered Dental Assistant
Jessica has been with Yosemite Dental Care for a little over a year and a part of the mountain community for over 22 years. She enjoys seeing familiar faces and catching up with patients who have become friends over time. Jessica loves traveling, music, and food tourism.
Rylie Hatleli- Registered Dental Assistant
Catrina Graham- Front Office/Billing Manager
Rylie Hatleli- Registered Dental Assistant
Rylie is a dedicated Registered Dental Assistant at Yosemite Dental Care, where she brings compassion and care to every patient she sees. Outside of work, she’s a full-time mom who loves spending quality time with her kids. An avid runner, Rylie enjoys staying active and finding balance between her family life and career.
Shayla Tresidder- Dental Assistant
Catrina Graham- Front Office/Billing Manager
Rylie Hatleli- Registered Dental Assistant
Shayla has worked here for over a year. She loves serving her home town community and assisting in providing excellent dental care with the most exceptional team. Shayla plans to become a Dental Hygienist, and is currently working on her prerequisites for that academic path. A bonafide descendent of the Tresidder family, Shayla enjoys all things outdoors.
Catrina Graham- Front Office/Billing Manager
Catrina Graham- Front Office/Billing Manager
Catrina Graham- Front Office/Billing Manager
Catrina has been the Front Desk and Billing Manager at YDC for the past 2 years, bringing warmth, organization, and efficiency to every patient interaction. From scheduling appointments to managing front office operations, Catrina plays a key role in keeping the practice running smoothly. Outside of work, she enjoys spending quality time with her grandchildren and family.
Tina Sosa- Receptionist
Catrina Graham- Front Office/Billing Manager
Catrina Graham- Front Office/Billing Manager
Tina is the friendly face you'll see when you walk through our doors. As the Front Desk Receptionist at YDC, she is here to help schedule appointments, answer any questions, and make your visit as smooth and comfortable as possible. Outside the office she enjoys spending time with family, baking, reading and is always happy to share a smile.