Local AI Registry

Eye Care Center

Dagny Zhu, MD

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

17980 Castleton St #1
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47/100
Mixed

Strong is 80 or better. Under 40 is weak. Half of eye care centers in the registry score 40–59.

Verified July 21, 2026

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Dagny Zhu, MD — Rowland Heights, California
Dagny Zhu, MD · 17980 Castleton St #1

What AI says about Dagny.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 lasik surgeon in Rowland Heights

ChatGPT answered with other businesses. Dagny Zhu, MD was not mentioned.

Checked July 16, 2026

Perplexity

Named ✓

Asked best lasik surgeon in Rowland Heights

Lin, MD 5.0 NVISION Eye Centers - LASIK Fullerton 4.8 Hyperspeed LASIK - An NVISION Eye Center 4.9 Dagny Zhu, MD 4.9 이은기 안과 Dr.

Checked July 21, 2026

Gemini

Not named

Asked best lasik surgeon in Rowland Heights

Gemini answered with other businesses. Dagny Zhu, MD was not mentioned.

Checked July 16, 2026

Named by 1 of 3 assistants as of July 21, 2026.

Reputation

What they’re known for.2

Drawn from live Google search results — the searches this business surfaces for when people look nearby. What its customers say is a separate read, below.

Dr. Dagny Zhu is best known for her exceptional Hyperspeed LASIK procedures, which have transformed the vision of many patients, earning her a strong reputation in Rowland Heights.

Hyperspeed LASIK Reviews

What people keep saying.3

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

Patients describe their experiences with Dr. Dagny Zhu as transformative, highlighting her calm demeanor and thorough communication during procedures like LASIK and cataract surgery. Many felt reassured by her attentive care and expertise, noting quick recovery times and immediate improvements in vision.

Consistently praised

Dr. Zhu's LASIK procedure
Thorough communication during surgery
Personalized care and attention to detail
Quick recovery and immediate vision improvement
Professionalism and expertise

Recurring complaints

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

The bottom line: Dr. Dagny Zhu stands out for her exceptional skills in LASIK and cataract surgery, coupled with a personalized approach that ensures patient comfort and confidence.

Dagny Zhu, MD — Rowland Heights, California
Dagny Zhu, MD · 17980 Castleton St #1

The score, explained

Why 47.4

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.

53% of eye care centers in the registry outrank you — when AI is asked who to recommend, you're rarely the name it gives.

Scanned July 21, 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.
50
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.
40
AI visibilityWhether ChatGPT, Gemini, Perplexity, and AI Overviews name you — and for the right service.
33
Reviews & responseNot just star average — volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim.
72
Backlink & citation authorityDomain authority and editorial quality of the sources that attest to you.
56
Google Business ProfileRequired and recommended fields; update cadence. The listing AI pulls from first.
90
Speed & mobileCore Web Vitals at the 75th percentile, on a real phone.
16
Content freshness & schemaCrawl recency, intent alignment, valid JSON-LD, canonicals.
63

What’s holding this entry back: ai visibility and speed & mobile — the signals dragging the score below where the rest of the record sits.

Read the full methodology

Standing

Where the entry ranks.

2nd

of 2 eye care centers in Rowland Heights, ranked by AI Score.

See the Rowland Heights leaderboard

Dagny Zhu, MD — Rowland Heights, California
Dagny Zhu, MD · 17980 Castleton St #1

The facts

Address17980 Castleton St #1, Rowland Heights, CA 91748, USA
Hours
Today (Mon) · Closed
  • MondayClosed
  • Tuesday8:00 AM – 5:00 PM
  • Wednesday7:00 AM – 12:00 PM
  • Thursday8:00 AM – 5:00 PM
  • Friday8:00 AM – 5:00 PM
  • Saturday8:00 AM – 5:00 PM
  • SundayClosed
Map of the area around Dagny Zhu, MD
Open in Google Maps ↗© Mapbox © OpenStreetMap

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Questions

About Dagny Zhu, MD.

What are the operating hours of Dagny Zhu, MD?

The clinic operates on Tuesday from 8:00 AM to 5:00 PM, Wednesday from 7:00 AM to 12:00 PM, Thursday to Saturday from 8:00 AM to 5:00 PM, and is closed on Monday and Sunday.

Does Dagny Zhu, MD accept reservations?

The clinic does not require reservations for consultations or procedures.

What is Dagny Zhu, MD known for?

The clinic is known for providing exceptional LASIK and refractive surgery services, with a focus on personalized care and thorough communication throughout the process.

Is there parking available at Dagny Zhu, MD?

Yes, there is parking available at the clinic for patients visiting for consultations or procedures.

What special features does Dagny Zhu, MD offer?

The clinic offers a comfortable and attentive environment, with Dr. Zhu known for her excellent bedside manner and detailed explanations of procedures to help patients feel at ease.

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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.

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