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

Dr. Walter Merle Wallis, MD

Individual provider Child & Adolescent Psychiatry Physician · NPI 1548355191

Dr. Walter Merle Wallis, MD is a Child & Adolescent Psychiatry Physician in Everett, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2006
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

4526 Federal Ave Bldg 9
Everett, WA 98203
Phone: (425) 349-6320
Fax: (425) 349-6325
Show map & directions

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

Specialties & licences

Child & Adolescent Psychiatry Physician (primary) Taxonomy 2084P0804X · Licence MD00014381 (WA)

Record details

NPI number1548355191
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 3, 2006
Last updated in NPPESJuly 8, 2007

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