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

Kay Wen Chang, MD

Individual provider Otolaryngology Physician · NPI 1649318577

Kay Wen Chang, MD is an Otolaryngology in Palo Alto, California. Graduated from Warren Alpert Medical School of Brown University in 1992, 34 years ago. Practices with Lpch Medical Group Div of Lucile, a 337-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
34
Trained at
Warren Alpert Medical School of Brown University
Licensed in
CA
In the registry since
2007
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

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 730 Welch Rd, Palo Alto, CA 94304-1503 — (650) 497-8841

Specialties & licences

Pediatric Otolaryngology Physician (primary) Taxonomy 207YP0228X · Licence G85741 (CA)
Otolaryngology Physician Taxonomy 207Y00000X · Licence G85741 (CA)

Record details

NPI number1649318577
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 2, 2007
Last updated in NPPESApril 28, 2024
Certification dateApril 28, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOTOLARYNGOLOGY
Medical schoolWARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated 1992 (34 years in practice)
Group practice Lpch Medical Group Div Of Lucile — 337 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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