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Gary Vandalfsen, PH.D.
NPI 1619004819 · Clinical Psychologist · Bellevue, WA
Gary Vandalfsen, PH.D. is a Clinical Psychologist provider in Bellevue, WA (NPI 1619004819).
Provider details
- NPI number
- 1619004819
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PY00001869 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
11808 Northup Way
Suite W-150
Bellevue, WA 98005-1936
Phone: (425) 822-0242
Fax: (425) 889-1249
Street-level locationGet directions
Mailing address
11808 Northup Way
Bellevue, WA 98005-1936
Registry dates
- Enumerated
- 2007-02-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Vandalfsen's NPI number?
- Gary Vandalfsen's National Provider Identifier (NPI) is 1619004819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Vandalfsen's specialty?
- Gary Vandalfsen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Gary Vandalfsen located?
- Gary Vandalfsen's practice location on file with NPPES is 11808 Northup Way, Bellevue, WA 98005-1936.
- What is Gary Vandalfsen's phone number?
- The practice phone number listed in the NPPES registry for Gary Vandalfsen is (425) 822-0242.
- Is Gary Vandalfsen's NPI active?
- Yes — Gary Vandalfsen's NPI (1619004819) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.