local ai registry · agent view · /biz/ca/sunnyvale/tan-m-nguyen-m-d-sunnyvale-ca

# Tan M Nguyen, M.D.

Internist — Sunnyvale, California. Registry entry: https://localairegistry.com/biz/ca/sunnyvale/tan-m-nguyen-m-d-sunnyvale-ca

**AI Score: 41/100** (Poor, verified August 17, 2026) — methodology: https://localairegistry.com/methodology

## What AI assistants say (named by 0 of 2)

### ChatGPT — not named
Asked: "best internist in Sunnyvale" (checked August 17, 2026)
> ChatGPT answered with other businesses; Tan M Nguyen, M.D. was not mentioned.

### Perplexity: no answer on record
We have no answer from Perplexity to show.

### Gemini — not named
Asked: "best internist in Sunnyvale" (checked August 17, 2026)
> Gemini answered with other businesses; Tan M Nguyen, M.D. was not mentioned.

## Score breakdown

| Signal | Weight | Score /100 |
| --- | --- | --- |
| Retrieval grounding | 26% | 50 |
| Off-property attestation | 20% | 39 |
| AI visibility | 14% | 0 |
| Reviews & response | 12% | 59 |
| Backlink & citation authority | 8% | 68 |
| Google Business Profile | 8% | 79 |
| Speed & mobile | 7% | 46 |
| Content freshness & schema | 5% | 81 |

## Others on record in Sunnyvale

- Teresa Cheng (Huang), M.D. — AI Score 49
- Alexander Wong, M.D. — AI Score 48
- Quanjing Liu, M.D. — AI Score 48
- Priya Bhusri, M.D. — AI Score 43

Tan M Nguyen, M.D. ranks 6 of 8 in its category here.

## Facts

- Address: 201 Old San Francisco Rd, Sunnyvale, CA 94086, USA
- Phone: (408) 730-4256
- Website: sutterhealth.org
- Hours Mon: 8:00 AM – 5:00 PM
- Hours Tue: 8:00 AM – 5:00 PM
- Hours Wed: 8:00 AM – 5:00 PM
- Hours Thu: 8:00 AM – 5:00 PM
- Hours Fri: 8:00 AM – 5:00 PM
- Hours Sat: Closed
- Hours Sun: Closed

## Questions

### What are the hours of operation for Tan M Nguyen, M.D.?
Tan M Nguyen, M.D. operates Monday through Friday from 8:00 AM to 5:00 PM and is closed on Saturdays and Sundays.

### Does Tan M Nguyen, M.D. accept reservations?
The business does not accept reservations.

### What is the address of Tan M Nguyen, M.D.?
The business is located at 201 Old San Francisco Rd, Sunnyvale, CA 94086, USA.

### Is there parking available at Tan M Nguyen, M.D.?
The business provides parking facilities for its patients.

### What services is Tan M Nguyen, M.D. known for?
Tan M Nguyen, M.D. is known for providing comprehensive internal medicine services.

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Source: Local AI Registry (https://localairegistry.com). The registry re-checks every entry.