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

William Andrew Demarco, BA

Individual provider Mental Health Counselor · NPI 1114491347

William Andrew Demarco, BA is a Mental Health Counselor in Wenatchee, Washington. Practices as a sole proprietor. Registered with an NPI since 2019.

In the registry since
2019
What do these letters mean?
BA — Bachelor of Arts
An undergraduate arts degree.

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Practice location Address checks out

1014 Walla Walla Ave
Wenatchee, WA 98801-1523
Phone: (509) 663-0034
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1114491347
Entity typeIndividual (Type 1)
GenderMale
Credentials BA
Sole proprietorYes
NPI enumeratedJanuary 22, 2019
Last updated in NPPESJune 7, 2019

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