IndividualActive
Susan Diehl
NPI 1174909212 · Health Service Psychologist · Everett, WA
Susan Diehl is a Health Service Psychologist provider in Everett, WA (NPI 1174909212).
Provider details
- NPI number
- 1174909212
- Entity type
- Individual
- Primary specialty
- Health Service PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 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
4526 Federal Ave
Everett, WA 98203-2132
Phone: (425) 349-8350
Street-level locationGet directions
Mailing address
15831 44th Ave W
Lynnwood, WA 98087-6126
Registry dates
- Enumerated
- 2015-07-30
- Last updated
- 2015-07-30
Frequently asked questions
- What is Susan Diehl's NPI number?
- Susan Diehl's National Provider Identifier (NPI) is 1174909212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Diehl's specialty?
- Susan Diehl is listed in the NPPES registry with a primary specialty of Health Service Psychologist (Behavioral Health & Social Service Providers).
- Where is Susan Diehl located?
- Susan Diehl's practice location on file with NPPES is 4526 Federal Ave, Everett, WA 98203-2132.
- What is Susan Diehl's phone number?
- The practice phone number listed in the NPPES registry for Susan Diehl is (425) 349-8350.
- Is Susan Diehl's NPI active?
- Yes — Susan Diehl's NPI (1174909212) is active in the NPPES registry as of the last update on 2015-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.