Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Helen Chih Shen Chang, MD

Individual provider Internal Medicine Physician · NPI 1427278688

Dr. Helen Chih Shen Chang, MD is an Internal Medicine Physician in Los Gatos, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

15195 National Ave Ste 205
Los Gatos, CA 95032-2631
Phone: (408) 358-9917
Fax: (408) 358-9927
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A37547 (CA)

Record details

NPI number1427278688
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 27, 2007
Last updated in NPPESJuly 8, 2007

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