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

Katherine Y Wu, MD

Individual provider Pediatrics Physician · NPI 1518378256

Katherine Y Wu, MD is a Pediatrics Physician in Walnut Creek, California. Works from 4 locations. Licensed in California and Pennsylvania.

Licensed in
CA, PA
In the registry since
2014
Specialties on file
3
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

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone: (925) 947-5350
Show map & directions

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

Additional practice locations (3)

  • 747 52nd St, Oakland, CA 94609-1809 — (510) 428-3276
  • 725 Welch Rd, Palo Alto, CA 94304-1601 — (650) 497-8000
  • 3401 Civic Center Blvd, Philadelphia, PA 19104-4319 — (215) 590-1220

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A148302 (CA)
Neonatal-Perinatal Medicine Physician Taxonomy 2080N0001X · Licence A148302 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence MT206193 (PA)

Record details

NPI number1518378256
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2014
Last updated in NPPESOctober 31, 2025
Certification dateOctober 31, 2025

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