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

Justin Armon Williams, MD

Individual provider Pediatrics Physician · NPI 1063049823

Justin Armon Williams, MD is a Pediatrics Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2020.

Licensed in
CA
In the registry since
2020
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

550 16th St Fl HALL4
San Francisco, CA 94143-2549
Phone: (415) 476-5001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A186342 (CA)

Record details

NPI number1063049823
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 23, 2020
Last updated in NPPESMarch 13, 2026
Certification dateMarch 13, 2026

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