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

Chelsea Takamatsu, MD

Individual provider Internal Medicine Physician · NPI 1861013096

Chelsea Takamatsu, MD is an Internal Medicine Physician in Palo Alto, California. Licensed in Arizona and California. Registered with an NPI since 2020.

Licensed in
AZ, CA
In the registry since
2020
Specialties on file
2
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

300 Pasteur Dr
Palo Alto, CA 94305-2200
Phone: (650) 721-6680
Fax: (539) 265-5945
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 195259 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence R78078 (AZ)

Record details

NPI number1861013096
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 28, 2020
Last updated in NPPESJuly 15, 2024
Certification dateJuly 15, 2024

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