Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Quadrant Medical Group Inc

Organization Ophthalmology Physician · NPI 1336717818

Quadrant Medical Group Inc is an Ophthalmology Physician in San Francisco, California. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

548 Market St Ste 94433
San Francisco, CA 94104-5401
Phone: (415) 625-1025
Fax: (502) 385-6631
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X

Record details

NPI number1336717818
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Qinyun Wang — Ceo · (707) 319-2864
NPI enumeratedJune 11, 2021
Last updated in NPPESMarch 23, 2022
Certification dateMarch 23, 2022
Mailing address548 Market St Ste 94433, San Francisco, CA 94104-5401

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