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

Dr. Paul Pui-Hsin Yen, MD

Individual provider Anesthesiology Physician · NPI 1841161155

Dr. Paul Pui-Hsin Yen, MD is an Anesthesiology Physician in Palo Alto, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2025
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

500 Pasteur Dr
Palo Alto, CA 94304-1048
Phone: (604) 375-6328
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence PENDING (CA)

Record details

NPI number1841161155
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 17, 2025
Last updated in NPPESOctober 24, 2025
Certification dateSeptember 17, 2025

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