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

Roger Christopher Chang, MD, PHD

Individual provider Neurology Physician · NPI 1679035216

Roger Christopher Chang, MD, PHD is a Neurology Physician in Palo Alto, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2019
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

300 Pasteur Dr
Palo Alto, CA 94304-2203
Phone: (650) 723-4000
Show map & directions

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

Additional practice locations (1)

  • 1959 Ne Pacific St, Seattle, WA 98195-0001 — (206) 598-3300

Specialties & licences

Epilepsy Physician (primary) Taxonomy 2084E0001X · Licence A186929 (CA)
Neurology Physician Taxonomy 2084N0400X · Licence A186929 (CA)

Record details

NPI number1679035216
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedApril 2, 2019
Last updated in NPPESJuly 4, 2024
Certification dateJuly 4, 2024

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