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

Dr. Ken Ducker, MD

Individual provider Pediatrics Physician · NPI 1922101963

Dr. Ken Ducker, MD is a Pediatrics Physician in Castro Valley, 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

20126 Stanton Ave Ste 200
Castro Valley, CA 94546-5270
Phone: (510) 881-4210
Fax: (510) 881-4213
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence G30162 (CA)

Record details

NPI number1922101963
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 6, 2006
Last updated in NPPESJuly 8, 2007
Mailing address20126 Stanton Ave Ste 200, Castro Valley, CA 94546-5270

Other providers in Castro Valley