comprehensive dental wellness
sleep. implant. smile design. LASER.
The Office of Doctors
Mark R. Bydalek and Andrew H. Tang
Voted Hunterdon County's Best — 2026
Dr. Mark Bydalek, Dr. Andrew Tang, and our dental team are committed to exceeding your expectations, ensuring a pleasant professional environment, listening to those we are privileged to serve, and providing complete care for pediatric and adult patients.
At River Valley Dental, we believe exceptional dentistry begins with relationships.
For many people, visiting the dentist has become a transactional experience- quick appointments, rushed conversations, and treatment plans that leave little room for questions. We built our practice differently. Our goal is to provide personalized dental care that combines advanced technology, clinical excellence, and genuine human connection.
Located in the heart of Sergeantsville, River Valley Dental serves individuals and families throughout Hunterdon County, the Delaware River Valley, and neighboring Bucks County communities. Led by Dr. Mark Bydalek and Dr. Andrew Tang, our team is committed to helping patients achieve healthier smiles while feeling informed, respected, and comfortable every step of the way.
A Dental Practice Rooted in Community
River Valley Dental is proud to call Sergeantsville home.
Housed in a beautifully restored farmhouse, our office reflects the character and warmth of the community we serve. Patients often tell us that stepping into our practice feels different from the moment they arrive. The environment is welcoming, the conversations are genuine, and the focus is always on building long-term relationships rather than simply treating teeth.
We take the time to understand your concerns, your goals, and your overall health because great dental care begins with understanding the person behind the smile.
strong communication. shared decision making. empathy.
Personalized Care From a Team That Knows You
One of the things that sets River Valley Dental apart is the level of attention each patient receives.
From your first phone call through every stage of treatment, our team is committed to making your experience comfortable, educational, and stress-free. We believe patients deserve honest answers, thoughtful recommendations, and the time to make confident decisions about their care.
Our philosophy is centered on preserving healthy teeth whenever possible, identifying problems early, and creating treatment plans tailored to each individual’s needs and goals.
Comprehensive Dentistry Under One Roof
River Valley Dental provides a full range of preventive, restorative, cosmetic, and implant services, allowing patients to receive most of their care in one convenient location.
Our services include:
Why patients choose River Valley Dental
You feel genuinely heard
Unhurried appointments
No rushing, no conveyor belt. Your visit is paced around you, so questions get answered and comfort comes first.
Personalized conversations
Relationship-centered care
A friendly front desk
Honest recommendations
Transparent treatment planning means you’ll always understand your options — and never feel pressured.
Dental Must Haves
wellness support . bright smile . comfort
don't let the 1850's farmhouse fool you.
From our indoor and outdoor reception areas to our operatories, you can expect nothing short of the best dental experience in Hunterdon and Bucks Counties. Because your comfort is our priority what you’ll find is that we designed our office to incorporate the most advanced technology available, with the personal touch of your neighborhood dentist. Inside and out, we have created an environment that echoes the soothing beauty of the Delaware River Valley and honors the high level of care our community expects.
Meet Your Sergeantsville Dentists
Dr. Mark Bydalek and Dr. Andrew Tang share a common belief: exceptional dentistry requires equal attention to health, function, comfort, and aesthetics.
Together, they bring a unique combination of advanced clinical training, experience, and a meticulous eye for detail. Whether they are restoring a damaged tooth, replacing missing teeth with dental implants, creating a smile makeover, or helping a patient maintain lifelong oral health, their goal is always the same: to deliver results that are both beautiful and built to last.
Both doctors take a comprehensive approach to treatment planning, carefully considering not only how a smile looks, but how it functions and supports long-term wellness. They understand that even the smallest details can make a significant difference in the final result, which is why every recommendation is guided by precision, collaboration, and a commitment to excellence.
Patients appreciate the confidence that comes from having two experienced dentists working together. Complex cases are approached with the benefit of multiple perspectives, ensuring thoughtful treatment plans and comprehensive care. This collaborative approach allows River Valley Dental to provide a level of attention and continuity that is increasingly rare in modern healthcare.
Above all, Dr. Bydalek and Dr. Tang are committed to helping patients feel informed, comfortable, and confident in every decision. Their shared dedication to exceptional dentistry has helped River Valley Dental become a trusted dental home for families throughout Sergeantsville, Hunterdon County, and the Delaware River Valley.
Dr. Mark Bydalek, DMD
An artist at heart, Dr. Bydalek brings a designer’s eye to every smile — pairing craftsmanship with warm, personal hospitality.
- Smile Design
- Veneers
- Dental Bonding
- GLO Whitening
- Cosmetic
Dr. Andrew Tang, DMD
A Hackensack University Medical Center residency alum recognized by the ADA/Dentsply Sirona for clinician research, Dr. Tang delivers precise, evidence-driven restorative care.
- Restorative
- Research-Based
- HUMC Residency
- ADA Recognized
Advanced Technology for Better Patient Care
Technology should make dental care more comfortable, more precise, and more convenient. Every investment we make is guided by that philosophy.
River Valley Dental offers advanced technologies including:
We were the first practice in the county to offer Solea drill-less, needle-free laser dentistry.
Solea® Laser Dentistry
As the first dental practice in Hunterdon County to offer Solea laser technology, River Valley Dental provides a more comfortable experience for many common procedures. In many cases, Solea allows fillings to be completed without the need for a drill or anesthesia.
CEREC® Same-Day Crowns
Traditional crowns often require multiple appointments and temporary restorations. With CEREC technology, we can design, fabricate, and place a custom ceramic crown in a single visit.
Digital Scanning and 3D Imaging
Advanced digital imaging provides exceptional diagnostic accuracy while improving patient comfort. Digital impressions eliminate messy traditional molds and create highly precise treatment plans.
Solea Sleep®
For patients who struggle with snoring, Solea Sleep offers a quick, non-invasive laser treatment designed to improve airflow and reduce snoring without surgery or downtime.
A Whole-Body Approach to Oral Health
At River Valley Dental, we understand that oral health is closely connected to overall wellness.
Our hygiene team incorporates advanced preventive tools such as periodontal evaluations, oral cancer screenings, saliva testing, and laser cavity detection to identify concerns early and support long-term health. We believe prevention is the most effective form of dentistry, helping patients avoid more extensive treatment while protecting their overall well-being.
Our patients appreciate that we don’t simply treat problems. We help our patients understand why those problems occur and how to maintain health for years to come.
Flexible Financial Options
River Valley Dental focuses on providing the highest standard of care without being limited by insurance company restrictions.
To help make treatment affordable, we offer:
- An affordable in-house membership plan- Plan For Health
- CareCredit financing
- Cherry payment plans
- HSA and FSA payment options
We are happy to process your dental insurance benefit and file claims on behalf of patients with PPO insurance plans to help maximize available benefits.
Experience the River Valley Dental Difference
River Valley Dental has earned the trust of families throughout Sergeantsville, Hunterdon County, and the surrounding Delaware River Valley because we never lose sight of what matters most: people.
Every aspect of our practice from our welcoming environment and advanced technology to our personalized approach and commitment to excellence was designed to help patients feel comfortable, confident, and cared for.
If you’re looking for a dentist in Sergeantsville, NJ who combines modern dentistry with genuine relationships and exceptional service, we invite you to experience the difference for yourself.
Contact River Valley Dental today to schedule your first appointment and discover why so many local families have made us their dental home.
We want you
to be well
WHY JOIN OUR PLAN FOR HEALTH MEMBERSHIP:
- You currently have no dental insurance
- You feel like you’re paying too much for dental coverage with limitations
- You’re retired or new to our area and looking for dental care
- You want to save money on dental coverage for you and your family with no deductibles and no yearly minimums
Fee-for-Service
Care decisions made for your health — not dictated by insurance networks.
Transparent Planning
Clear treatment plans and pricing, so there are never surprises.
CareCredit
Flexible healthcare financing with plans to fit your budget.
Cherry Financing
Simple, fast monthly payment options at checkout.
HSA / FSA
Use pre-tax health dollars toward your dental care.
In-House Membership
Savings starting around $25/month — no insurance required.
“What makes us different is the time we take in genuine, knee-to-knee conversations.”
You're a person here — not a patient.
We build long-term relationships rooted in trust, comfort, and honest care. Come see why your neighbors voted us Hunterdon County’s Best.