IndividualActive
Theresa Slagle, NONE
NPI 1801268578 · Counselor · Everett, WA
Theresa Slagle, NONE is a Counselor provider in Everett, WA (NPI 1801268578).
Provider details
- NPI number
- 1801268578
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- NONE
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
811 Madison St
Everett, WA 98203-4543
Phone: (425) 212-4200
Fax: (425) 212-4297
Street-level locationGet directions
Mailing address
Po Box 2569
Everett, WA 98213-0569
Registry dates
- Enumerated
- 2015-10-21
- Last updated
- 2015-10-21
Frequently asked questions
- What is Theresa Slagle's NPI number?
- Theresa Slagle's National Provider Identifier (NPI) is 1801268578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Slagle's specialty?
- Theresa Slagle is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Theresa Slagle located?
- Theresa Slagle's practice location on file with NPPES is 811 Madison St, Everett, WA 98203-4543.
- What is Theresa Slagle's phone number?
- The practice phone number listed in the NPPES registry for Theresa Slagle is (425) 212-4200.
- Is Theresa Slagle's NPI active?
- Yes — Theresa Slagle's NPI (1801268578) is active in the NPPES registry as of the last update on 2015-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.