Matthew De Haan, PSY.D.
NPI 1578870648 · Clinical Psychologist · Mill Creek, WA
Matthew De Haan, PSY.D. is a Clinical Psychologist provider in Mill Creek, WA (NPI 1578870648).
Provider details
- NPI number
- 1578870648
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 60337257 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2010-09-09
- Last updated
- 2015-06-02
Frequently asked questions
- What is Matthew De Haan's NPI number?
- Matthew De Haan's National Provider Identifier (NPI) is 1578870648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew De Haan's specialty?
- Matthew De Haan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Matthew De Haan located?
- Matthew De Haan's practice location on file with NPPES is 16000 Bothell Everett Hwy, Mill Creek, WA 98012-1742.
- What is Matthew De Haan's phone number?
- The practice phone number listed in the NPPES registry for Matthew De Haan is (425) 780-7184.
- Is Matthew De Haan's NPI active?
- Yes — Matthew De Haan's NPI (1578870648) is active in the NPPES registry as of the last update on 2015-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.