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

Andrew G. Iwach MD a Professional Corporation

Organization Ophthalmology Physician · NPI 1598834632

Andrew G. Iwach MD a Professional Corporation is an Ophthalmology Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2

Practice location Address checks out

55 Stevenson St
San Francisco, CA 94105-2936
Phone: (415) 981-2020
Fax: (415) 981-2019
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X (CA)
Ophthalmology Physician Taxonomy 207W00000X · Licence G56142 (CA)

Record details

NPI number1598834632
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Andrew Iwach — Owner · (415) 989-2020
Other names Glaucoma Associates Of Northern California
NPI enumeratedNovember 6, 2006
Last updated in NPPESAugust 3, 2026
Certification dateAugust 3, 2026
Mailing address55 Stevenson St, San Francisco, CA 94105-2936

Other providers in San Francisco