local ai registry · agent view · /biz/ny/flushing/sigma-dermatology-julie-zang-md-phd-faad-flushing-ny

# Sigma Dermatology: Julie Zang, MD PhD FAAD

Dermatologist — Flushing, New York. Registry entry: https://localairegistry.com/biz/ny/flushing/sigma-dermatology-julie-zang-md-phd-faad-flushing-ny

**AI Score: 24/100** (Poor, verified August 21, 2026) — methodology: https://localairegistry.com/methodology

## What AI assistants say (named by 0 of 3)

### ChatGPT — not named
Asked: "best dermatologist in Flushing" (checked August 23, 2026)
> ChatGPT answered with other businesses; Sigma Dermatology: Julie Zang, MD PhD FAAD was not mentioned.

### Perplexity — not named
Asked: "best dermatologist in Flushing" (checked August 23, 2026)
> Perplexity answered with other businesses; Sigma Dermatology: Julie Zang, MD PhD FAAD was not mentioned.

### Gemini — not named
Asked: "best dermatologist in Flushing" (checked August 21, 2026)
> Gemini answered with other businesses; Sigma Dermatology: Julie Zang, MD PhD FAAD was not mentioned.

## Known for

Sigma Dermatology is best known for its specialized treatment of scaly skin tags, offering effective solutions for this specific skin issue.

## Score breakdown

| Signal | Weight | Score /100 |
| --- | --- | --- |
| Retrieval grounding | 26% | 0 |
| Off-property attestation | 20% | 35 |
| AI visibility | 14% | 0 |
| Reviews & response | 12% | 54 |
| Backlink & citation authority | 8% | 52 |
| Google Business Profile | 8% | 90 |
| Speed & mobile | 7% | 64 |
| Content freshness & schema | 5% | 57 |

## Others on record in Flushing

- Metro Dermatology - Flushing — AI Score 66
- Inspira Dermatology - Dr. Wai Ping Chan, DO — AI Score 30

Sigma Dermatology: Julie Zang, MD PhD FAAD ranks 3 of 3 in its category here.

## Facts

- Address: 38-08 Union St #3f, Flushing, NY 11354, USA
- Phone: (718) 559-0929
- Website: sigmadermatology.com
- Hours Mon: 9:00 AM – 5:00 PM
- Hours Tue: 9:00 AM – 5:00 PM
- Hours Wed: 9:00 AM – 5:00 PM
- Hours Thu: 9:00 AM – 5:00 PM
- Hours Fri: 9:00 AM – 5:00 PM
- Hours Sat: 9:00 AM – 2:00 PM
- Hours Sun: Closed

## Questions

### What are the operating hours of Sigma Dermatology?
The clinic operates Monday through Friday from 9:00 AM to 5:00 PM and on Saturday from 9:00 AM to 2:00 PM. The clinic is closed on Sundays.

### Does Sigma Dermatology require reservations for appointments?
The clinic does not require reservations for appointments, allowing patients to walk in as needed.

### What is Sigma Dermatology known for?
The clinic is known for providing comprehensive dermatological care, including skin examinations and treatments for various skin conditions.

### Is there parking available at Sigma Dermatology?
Yes, there is parking available near the clinic for patients visiting for their appointments.

### How can I contact Sigma Dermatology?
Patients can contact the clinic by phone at (718) 559-0929 or visit their website at https://sigmadermatology.com/ for more information.

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