# United Surgery Center, Irvine CA: Reviews

Source: Local AI Registry, https://localairegistry.com/biz/ca/irvine/united-surgery-center-irvine-ca. Free to reuse with a link back.

By Steve Lee, founder and CEO of Local AI Registry. Updated 2026-10-31.

Canonical: https://localairegistry.com/biz/ca/irvine/united-surgery-center-irvine-ca

## Photos

- ![Photo 1](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmrnshl6n06suoqi8zgrl7mj9%2F0.jpg)
- ![Photo 2](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmrnshl6n06suoqi8zgrl7mj9%2F1.jpg)


## In short

United Surgery Center is a surgical center in Irvine, CA. Its AI Score is 42 of 100, which is poor.

What each mark on this page means: https://localairegistry.com/methodology#marks


## Key facts

| Fact | Value |
| --- | --- |
| Type | Surgical center |
| Address | 15825 Laguna Canyon Rd #100, Irvine, CA 92618, USA |
| Hours | Mon to Sat 7 AM to 3:30 PM · Closed Sun |
| Phone | (949) 679-6700 |
| Rating | 4.6 across 70 reviews on Google |
| Updated | October 31, 2026 |


## All the details

Every row is something the owner can add or correct. Each one is marked Confirmed, Visitor submitted or AI guess, with where it came from.

| Group | Fact | Value | Mark | Evidence |
| --- | --- | --- | --- | --- |
| Location info | Address | 15825 Laguna Canyon Rd #100, Irvine, CA 92618, USA | Confirmed | Google Business Profile |
| Location info | Description | We are proud to offer unparalleled outpatient care through our own Ambulatory Surgery Centers: United Surgery Centers (USC). USC has seven locations: Temecula, Murrieta, Orange, Irvine & Encinitas, with Riverside & Newport Beach! Our staff of professionals specializes in the care and treatment of patients undergoing out-patient surgery or gastroenterology procedures. | Confirmed | Google Business Profile |
| Location info | Hours | Mon to Sat 7:00 AM to 3:30 PM · Sun Closed | Confirmed | Google Business Profile |
| Location info | Name | United Surgery Center \| Irvine | Confirmed | Google Business Profile |
| Location info | Phone | (949) 679-6700 | Confirmed | Google Business Profile |
| Hours | Monday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Tuesday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Wednesday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Thursday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Friday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Saturday | 7:00 AM to 3:30 PM | Confirmed | Google Business Profile |
| Hours | Sunday | Closed | Confirmed | Google Business Profile |
| Services | Service | Bariatric surgery | From their website | Business website |
| Services | Service | Cardiology | From their website | Business website |
| Services | Service | Colorectal surgery | From their website | Business website |
| Services | Service | Gastroenterology | From their website | Business website |
| Services | Service | General surgery | From their website | Business website |
| Services | Service | Neurosurgery | From their website | Business website |
| Services | Service | Orthopaedic surgery | From their website | Business website |
| Services | Service | Pain management | From their website | Business website |
| Services | Service | Patient education | From their website | Business website |
| Services | Service | Pediatric gastroenterology | From their website | Business website |
| Services | Service | Plastic surgery | From their website | Business website |
| Services | Service | Urology | From their website | Business website |
| Services | Service | Weight loss procedures | From their website | Business website |
| Links | Facebook | https://www.facebook.com/socalunitedmd | Confirmed | Business website |
| Links | Instagram | https://www.instagram.com/unitedmedicaldoctors | Confirmed | Business website |
| Links | Website | https://www.unitedsurg.com/locations/ | Confirmed | Google Business Profile |


## Services and prices

These are the 13 services United Surgery offers, with the price where we have one and where it came from.

| Service | Price | Price mark | Price evidence | Service mark |
| --- | --- | --- | --- | --- |
| Gastroenterology |  |  |  | From their website |
| Orthopaedic surgery |  |  |  | From their website |
| Colorectal surgery |  |  |  | From their website |
| Weight loss procedures |  |  |  | From their website |
| Cardiology |  |  |  | From their website |
| Plastic surgery |  |  |  | From their website |
| Urology |  |  |  | From their website |
| Bariatric surgery |  |  |  | From their website |
| Pain management |  |  |  | From their website |
| Patient education |  |  |  | From their website |
| Pediatric gastroenterology |  |  |  | From their website |
| General surgery |  |  |  | From their website |
| Neurosurgery |  |  |  | From their website |


### Known for

Share your review link so AI can say what you're known for


## The team

Add your team so AI can name who works here


## Visiting United Surgery

Address: 15825 Laguna Canyon Rd #100, Irvine, CA 92618, USA. Phone: (949) 679-6700. Hours: Mon to Sat 7 AM to 3:30 PM · Closed Sun. (Confirmed, Google Business Profile.)


### Location info from Google Business Profile

From Google Business Profile: "We are proud to offer unparalleled outpatient care through our own Ambulatory Surgery Centers: United Surgery Centers (USC). USC has seven locations: Temecula, Murrieta, Orange, Irvine & Encinitas, with Riverside & Newport Beach! Our staff of professionals specializes in the care and treatment of patients undergoing out-patient surgery or gastroenterology procedures."


### Parking and getting in

Add your parking so AI can tell people where to park

Add how to find your door so AI can walk people in


### Nearby

| Place | Type | Distance |
| --- | --- | --- |
| Left Coast Brewing Co. - Tasting Room, Smokehouse & Distillery Irvine | Brewery | 6 min walk |
| Irvine Center-Laguna Canyon | Bus stop | 6 min walk |
| Starbucks Coffee Company | Coffee shop | 6 min walk |
| Irvine Center-Odyssey | Bus stop | 6 min walk |
| HI House Shabu Shabu & Grilled BBQ | Barbecue restaurant | 6 min walk |
| Everyday Eatery | Brunch restaurant | 6 min walk |


## Reputation

4.6 average across 70 reviews: Google 70. (Confirmed, read July 16, 2026.)

 (AI guess, from 70 reviews.)


### What people do not like

- Unprofessional front desk staff
- Long wait times
- Overbooking of appointments


### Press

Add a press story so AI can say who's written about you


### Awards

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### Directories

Get listed in directories so AI can tell you're real


## Questions people ask


### best surgical center in Irvine


### United Surgery, any chance to get in this week?


### Booking a first visit at United Surgery, what happens?


### anywhere on Laguna Canyon to sit while I wait


### people keep recommending United Surgery, what for?


### somewhere cheaper in Irvine that is not a risk?


### Are the hours on Google right for United Surgery in Irvine?


### points or member pricing here, worth signing up?


### What surgical center questions is Irvine asking AI most?


### anything new from United Surgery lately?


### is United Surgery open on a Sunday


### do I need to book this place or can I just turn up?


### how much is a first visit around here


### the good stuff about this place, what is it?


### services here, what do people go in for?


### picking between the two, is Hoag the safer bet?


### Downsides nobody puts in a five star review?


### parking at United Surgery, where does everyone put the car?


## What AI gets wrong about United Surgery

We ask Gemini, ChatGPT and Perplexity about United Surgery. These are the answers that don’t match this page.

ChatGPT and Gemini, read by Local AI Registry on Oct 18, 2026. Perplexity, read by Local AI Registry on Jul 17, 2026.

| Fact | What AI says | What this page says |
| --- | --- | --- |
| Address | ChatGPT, read by Local AI Registry on Jul 17, 2026: 6 United Surgery Center | 15825 Laguna Canyon Rd #100, Irvine, CA 92618, USA |
| Address | Perplexity, read by Local AI Registry on Jul 17, 2026: 5 South Coast Specialty Surgery Center | 15825 Laguna Canyon Rd #100, Irvine, CA 92618, USA |


## The AI Score: 42 of 100

It measures how likely AI engines are to recommend a business, and how accurately. Irvine surgical centers run 25 to 42. Fair starts at 45, good at 65. United Surgery scores 42, above the Irvine average of 29. The same method scores every business on the registry.

| Signal | Weight | Score | What it measures | United Surgery |
| --- | --- | --- | --- | --- |
| Retrieval grounding | 26 | 35 | Whether 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. | Poor |
| Off-property attestation | 20 | 41 | Volume and consistency of what others say about you: YouTube mentions, branded web mentions, third-party “best-of” lists. The cause of retrievability. | Poor |
| AI visibility | 14 | 16 | Whether ChatGPT, Gemini, Perplexity, and AI Overviews name you, and whether they name you for the right service. | Poor |
| Reviews & response | 12 | 84 | The star average is only one input. We also read volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim. | Good |
| Backlink & citation authority | 8 | 51 | Domain authority and editorial quality of the sources that attest to you. | Fair |
| Google Business Profile | 8 | 79 | Required and recommended fields; update cadence. The listing AI pulls from first. | Good |
| Speed & mobile | 7 | 58 | Core Web Vitals at the 75th percentile, on a real phone. | Fair |
| Content freshness & schema | 5 | 56 | Crawl recency, intent alignment, valid JSON-LD, canonicals. | Fair |

Full method: https://localairegistry.com/methodology

How AI decides what to say about a surgical center: https://localairegistry.com/methodology#how-ai-decides-local-business. What to check before you choose one: https://localairegistry.com/methodology#how-to-choose-local-business


## Entity map

Every person, place, organization and treatment named on this page, with a stable ID and a public reference. The JSON-LD below connects them to each other.

| Entity | Type | ID on this page | Same as | Relationship to United Surgery |
| --- | --- | --- | --- | --- |
| United Surgery Center | LocalBusiness | #business | https://www.unitedsurg.com/locations/ | Subject of this page |
| Irvine, California | City | #city |  | City United Surgery is in |
| Local AI Registry | Organization | #publisher | https://localairegistry.com | Publisher of this page |
| Steve Lee | Person | #author | https://localairegistry.com/team/steve-lee | Author of this page |


## Topical map

Where this page sits in the registry. It's one profile among the surgical centers in Irvine, linked to the lists and towns around it.


### Lists

- Best surgical centers in Irvine: https://localairegistry.com/leaderboards/ca/irvine/surgical-center
- Best businesses in Irvine: https://localairegistry.com/leaderboards/ca/irvine


### Nearby

- /san-jose: https://localairegistry.com/leaderboards/ca/san-jose
- /los-angeles: https://localairegistry.com/leaderboards/ca/los-angeles
- /san-francisco: https://localairegistry.com/leaderboards/ca/san-francisco
- /san-diego: https://localairegistry.com/leaderboards/ca/san-diego
- /mountain-view: https://localairegistry.com/leaderboards/ca/mountain-view
- /santa-clara: https://localairegistry.com/leaderboards/ca/santa-clara


### Every list

- Every leaderboard in California: https://localairegistry.com/leaderboards/ca


## References


### Sources cited

- [1] Google Business Profile, https://www.google.com/maps/place/?q=place_id:ChIJE3V1FG_d3IARo0e3wp3KhGA (accessed Jul 16, 2026)
- [2] unitedsurg.com, https://www.unitedsurg.com/specialties/ (accessed Sep 18, 2026)
- [3] unitedsurg.com, https://www.unitedsurg.com/patient-education/ (accessed Sep 18, 2026)
- [4] AI engine output: ChatGPT and Gemini, read by Local AI Registry on Oct 18, 2026; Perplexity, read by Local AI Registry on Jul 17, 2026, https://localairegistry.com/methodology (accessed Sep 18, 2026)
- [5] unitedsurg.com, https://www.unitedsurg.com/locations/ (accessed Oct 18, 2026)