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

Jefferson Y Chan, MD, PHD

Individual provider Clinical Pathology/Laboratory Medicine Physician · NPI 1871713271

Jefferson Y Chan, MD, PHD is a Clinical Pathology/Laboratory Medicine Physician in Orange, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-6141
Fax: (714) 456-5873
Show map & directions

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

Specialties & licences

Clinical Pathology/Laboratory Medicine Physician (primary) Taxonomy 207ZP0105X · Licence G84497 (CA)

Record details

NPI number1871713271
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedApril 26, 2007
Last updated in NPPESMarch 25, 2008
Mailing addressPo Box 513377, Los Angeles, CA 90051-3377

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