Local AI Registry

Endodontist

LU Endodontics

The public record of what AI assistants say about this business — the questions asked, the answers given, the omissions.

18426 Brookhurst St Ste 203

Ask them a question

Is this your business? Register it free

Free, no card. You get your fix list: every problem we found on this entry, the written steps to fix each one yourself, and how long each takes.

43/100
Needs attention

Strong is 80 or better. Under 40 is weak.

Verified August 12, 2026

See where you rank

LU Endodontics — Fountain Valley, California
LU Endodontics · 18426 Brookhurst St Ste 203

What AI says about LU.1

We ask the assistants the questions customers actually ask, and record what comes back — quoted verbatim, dated, with the capture kept as evidence.

ChatGPT

Not named

Asked best endodontist in Fountain Valley

ChatGPT answered with other businesses. LU Endodontics was not mentioned.

Checked August 12, 2026

Gemini

Not named

Asked best endodontist in Fountain Valley

Gemini answered with other businesses. LU Endodontics was not mentioned.

Checked August 12, 2026

Named by 0 of 2 assistants as of August 12, 2026.

What people keep saying.2

Every review this business has, read and distilled — the mood, the consistent praise, and the recurring complaints.

Patients describe a welcoming and calm atmosphere at LU Endodontics, where Dr. Sharon Lu and her staff prioritize comfort and care during procedures. Many highlight the virtually pain-free experience of root canals and the thorough explanations provided throughout treatment, fostering a sense of trust and ease.

Consistently praised

Dr. Lu's skill in performing root canals
Virtually pain-free procedures
Thorough explanations of treatments
Kind and compassionate staff
State-of-the-art technology

Recurring complaints

None found — we read the lowest-rated reviews too, and no complaint repeats.

The bottom line: Dr. Lu's expertise in pain-free root canal procedures and her compassionate approach set LU Endodontics apart.

LU Endodontics — Fountain Valley, California
LU Endodontics · 18426 Brookhurst St Ste 203

The score, explained

Why 43.3

Eight signals make up the AI Score. Weight is how much a signal counts; the score is how this entry measures on it. The same method for every business — never for sale.

60% of endodontists in the registry outrank you — when AI is asked who to recommend, you're rarely the name it gives.

Scanned August 12, 2026

SignalScore /100
Retrieval groundingWhether you appear in the ranked results AI retrieves and cites — AI-Overview citations, organic top-10 for your money queries, and the Bing index ChatGPT leans on.
53
Off-property attestationVolume and consistency of what others say about you — YouTube mentions, branded web mentions, third-party “best-of” lists. The cause of retrievability.
41
AI visibilityWhether ChatGPT, Gemini, Perplexity, and AI Overviews name you — and for the right service.
0
Reviews & responseNot just star average — volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim.
90
Backlink & citation authorityDomain authority and editorial quality of the sources that attest to you.
52
Google Business ProfileRequired and recommended fields; update cadence. The listing AI pulls from first.
84
Speed & mobileCore Web Vitals at the 75th percentile, on a real phone.
60
Content freshness & schemaCrawl recency, intent alignment, valid JSON-LD, canonicals.
56

What’s holding this entry back: off-property attestation and ai visibility — the signals dragging the score below where the rest of the record sits.

Read the full methodology
LU Endodontics — Fountain Valley, California
LU Endodontics · 18426 Brookhurst St Ste 203

The facts

Address18426 Brookhurst St Ste 203, Fountain Valley, CA 92708, USA
Hours
Today (Wed) · 9:00 AM – 5:00 PM
  • Monday9:00 AM – 5:00 PM
  • Tuesday9:00 AM – 5:00 PM
  • Wednesday9:00 AM – 5:00 PM
  • Thursday9:00 AM – 5:00 PM
  • Friday9:00 AM – 2:00 PM
  • SaturdayClosed
  • SundayClosed
Websiteluendo.com
Map of the area around LU Endodontics
Open in Google Maps ↗© Mapbox © OpenStreetMap

Spot something wrong in this entry?

Questions

About LU Endodontics.

What are the operating hours of LU Endodontics?

LU Endodontics operates Monday through Thursday from 9:00 AM to 5:00 PM and Friday from 9:00 AM to 2:00 PM. The practice is closed on Saturdays and Sundays.

Does LU Endodontics require reservations for appointments?

The practice does not require reservations for appointments, allowing patients to visit without prior scheduling.

What is LU Endodontics known for?

LU Endodontics is known for providing exceptional endodontic care, particularly root canal treatments that are described as virtually pain-free, with a focus on patient comfort and detailed communication.

Is there parking available at LU Endodontics?

Yes, there is parking available for patients at LU Endodontics, making it convenient for visits.

What special features does LU Endodontics offer?

The practice offers a welcoming and calm atmosphere, advanced technology for dental procedures, and a highly professional staff that prioritizes patient comfort and care.

Ask them

Still have a question?

Hours, prices, whether they take your insurance — ask it here. A person at the registry reads every question that comes in.

A person at the registry reads every question. We cannot promise you an answer — LU Endodontics may not be registered with us, and we never answer for a business. Your email is only ever used to come back to you about this.

For business owners

Is this your entry? Here’s what registering gets you.

Registering is free and takes about thirty seconds. No card. We verify by phone.

What AI says about you today

The answer ChatGPT and Perplexity give when someone asks for the best in your category and city. Named, or left out.

Your fix list

Every problem we found, one row at a time, each with the written steps to do it yourself and an honest estimate of how long it takes. Tick them off as you go.

Correct the details AI reads

Hours, phone, email, booking link, socials and photos. You change them, they publish to this entry as soon as you save. Name, description, category, website, services and address need a paid plan.

Fifteen minutes with a person

Book a call and walk your fix list through with someone who moves these numbers for a living. No obligation.

Every local business has an entry.

Look up another business
Agent view