Root Canal Specialist in Diamond Bar, CA

At Biocrede Endodontics, we aim to make specialty care straightforward. This section is designed to help you prepare for your visit, understand insurance pathways, and find clear answers to common questions, without needing to call multiple offices or search across the site. Use the links below to go directly to the information you need.

Patient Forms

Complete forms in advance to streamline check-in and help our clinical team deliver safe, efficient care. What you will find:

  • New Patient Forms (registration, medical history/medications, HIPAA privacy)
  • Treatment Consent Forms (root canal therapy, retreatment, endodontic microsurgery)
Click Here to Fill out Forms

PPO Insurances We Accept

We participate with a wide range of PPO plans. This page lists the PPO insurances we accept and is updated as networks change. Practical note: Coverage varies by employer group, plan type, deductibles, and annual maximums. If you are unsure, bring your insurance card and we can help clarify your plan pathway during scheduling.

Learn About: Accepted PPO Insurances

HMO Insurances We Accept

If your plan is an HMO, referral and authorization rules may apply. This page lists: HMO plans currently accepted HMO plans planned for acceptance by end of February 2026

Learn About: Accepted HMO Insurances

Q&A for Patients

Our Q&A library provides plain-language explanations of endodontic concerns—what symptoms may mean, when treatment becomes urgent, and how clinicians decide among options. These articles are educational and are not a substitute for an in-person diagnosis.

Emergency Decisions

Cost and Insurance

Finding the Right Care

Root Canal Fundamentals

Tooth-Specific Guides

Specialist Roles and Referrals

Read All Patients' Q&A Articles
Latest 12 Articles shown below:

Q&A Articles for Patients

Root Canal Redo (Retreatment): Can a Root Canal Be Redone?

Pain After Root Canal Guide Pain After Root Canal: Causes, Timeline, and What to Do (Start Here) A structured hub for post-root-canal...

by Hao John Chen, Ph.D.
Root Canal Failure Signs: How to Tell if It Failed

by Hao John Chen, Ph.D.
Root Canal Recovery Tips: Can I Go to Work After?

by Hao John Chen, Ph.D.
Understanding Root Canal Treatment Side Effects

by Hao John Chen, Ph.D.
Patient with severe toothache holding his cheek in a dental chair, representing emergency root canal treatment for same-day pain relief and urgent endodontic care
Understanding Emergency Root Canal Treatment: When You Need Same-Day Relief

Severe tooth pain, swelling, or an abscess can signal an urgent infection inside the tooth. This guide explains when an emergency root ca...

by Hao John Chen, Ph.D.
Smiling patient after a root canal choosing soft foods like yogurt, eggs, soup, and pasta, while avoiding crunchy or sticky foods such as chips, nuts, and candy during early healing.
Can You Eat After a Root Canal? What to Eat and What to Avoid.

Wondering, “Can you eat after a root canal?” In most cases, yes—once the numbness wears off. Learn how soon you can eat after root canal ...

by Hao John Chen, Ph.D.
Patient thinking about what to eat before a root canal, comparing healthy foods versus junk food, with guidance on fasting when sedation is planned for endodontic treatment
Can You Eat Before a Root Canal? What to Eat, What to Avoid, and When to Fast (If Sedation Is Planned)

Most patients can eat before getting a root canal when local anesthesia is used. The main exception is oral or IV sedation, which may req...

by Hao John Chen, Ph.D.
Happy patient with eyes closed relaxing in a dental chair during root canal anesthesia and sedation consultation, showing calm comfort before endodontic treatment.
Understanding Root Canal Anesthesia and Sedation: Are You Awake, Do They Put You to Sleep, and What Is Used?

Most root canals are done with local anesthesia while you remain awake. If you have dental anxiety, options like laughing gas, oral sedat...

by Hao John Chen, Ph.D.
Root canal aftercare: what to eat, how long numbness lasts, when to get a crown, and how long you can safely wait to protect the tooth
Root Canal Aftercare: Eating, Crown Timing, and How Long You Can Safely Wait

After a root canal, you can usually eat once numbness wears off—but the tooth may be vulnerable until it has its final restoration. This ...

by Hao John Chen, Ph.D.
Jaw pain after a root canal is common. Learn the typical causes and practical relief tips, plus warning signs that need urgent dental follow-up.
Jaw Pain After Root Canal: Causes and Relief Tips

Jaw pain after root canal is usually muscle or TMJ strain from prolonged opening or injections. Learn safe relief steps and the warning s...

by Hao John Chen, Ph.D.
Older woman holding her cheek with tooth pain when biting after root canal treatment, with a sign reading “A closer look at biting discomfort
Tooth Pain After Root Canal When Biting

Tooth pain when biting after a root canal is often from a high bite, inflamed ligament, crack, or restoration issue, not “failure.” Learn...

by Hao John Chen, Ph.D.
root canals kill is a myth full letters on a wide board in a large conference room with KILLS in red and MYTH in bold. explained by Einstein looking wise endodontist who is pointing at the word myth standing in front of a large audience
Root Canal Risks: Can a Root Canal Kill You? Facts, Myths, and When Dental Infections Need Urgent Care

Can a root canal kill you? In modern dentistry, serious complications from properly performed root canal therapy are uncommon. The greate...

by Hao John Chen, Ph.D.

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