Physician Profile
Unclaimed ProfileAbout QUAN
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Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 564-7785
- Email not available
Practice Locations
3251 20TH AVE STE 231
San Francisco, CA 94132
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometrists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 16 related providers in 2 groups
Other optometrists in San Francisco 8
Same specialty, same city.
Also performs Established patient complete exam of visual system 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Quan specialize in?
Dr. Quan is an optometrist in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Optometrist”.
NPI registry
Where is Dr. Quan located?
Dr. Quan is listed at 3251 20TH AVE STE 231, San Francisco, CA 94132. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Quan's phone number?
The number on file is (415) 564-7785. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Quan?
Dr. Quan's National Provider Identifier is 1063846921. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does Dr. Quan have?
Dr. Quan has 13+ years experience. Registered with an NPI since 2013. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Dr. Quan do most often?
According to Medicare billing data, Dr. Quan provides treatments such as established patient complete exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Quan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Quan. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.