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

Cornelius W Vanniel, MD

Individual provider Pediatrics Physician · NPI 1023163102

Cornelius W Vanniel, MD is a Pediatrics Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2007.

Licensed in
WA
In the registry since
2007
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

8720 14th Ave S
Seattle, WA 98108-4807
Phone: (206) 762-3730
Fax: (206) 764-0523
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence MD00037681 (WA)

Record details

NPI number1023163102
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2007
Last updated in NPPESNovember 27, 2023
Certification dateNovember 27, 2023

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