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

Dr. John K. Yen, MD

Individual provider Neurological Surgery Physician · NPI 1255350658

Dr. John K. Yen, MD is a Neurological Surgery Physician in Sacramento, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

3939 J St Ste 380
Sacramento, CA 95819-3631
Phone: (916) 453-0911
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence G19310 (CA)

Record details

NPI number1255350658
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESFebruary 21, 2008

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