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

Dr. Charles E. Irwin Jr., MD

Individual provider Pediatrics Physician · NPI 1700812005

Dr. Charles E. Irwin Jr., MD is a Pediatrics 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
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

Acc 400 Parnassus Ave 2nd Fl
San Francisco, CA 94143-0001
Phone: (415) 353-2002
Fax: (415) 353-2466
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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 G23139 (CA)
Pediatric Adolescent Medicine Physician Taxonomy 2080A0000X · Licence G23139 (CA)

Record details

NPI number1700812005
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2006
Last updated in NPPESJuly 13, 2026

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