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

Jeffrey Clark Ernst, MD

Individual provider Pediatrics Physician · NPI 1790721736

Jeffrey Clark Ernst, MD is a Pediatrics Physician in Mountlake Terrace, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
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

23511 56th Ave W Ste 105
Mountlake Terrace, WA 98043-5285
Phone: (206) 546-2421
Fax: (206) 542-9028
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 38513 (WA)

Record details

NPI number1790721736
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 20, 2006
Last updated in NPPESFebruary 14, 2025
Certification dateFebruary 14, 2025
Mailing address23511 56th Ave W Ste 105, Mountlake Terrace, WA 98043-5285

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