John Gassaway, PSY.D.
NPI 1699033506 · Clinical Psychologist · Luke Afb, AZ
John Gassaway, PSY.D. is a Clinical Psychologist provider in Luke Afb, AZ (NPI 1699033506).
Provider details
- NPI number
- 1699033506
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4259 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
14 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
- 2012-04-27
- Last updated
- 2025-10-29
- Certified
- 2025-10-29
Frequently asked questions
- What is John Gassaway's NPI number?
- John Gassaway's National Provider Identifier (NPI) is 1699033506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gassaway's specialty?
- John Gassaway is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Gassaway located?
- John Gassaway's practice location on file with NPPES is 7219 N Litchfield Rd, Luke Afb, AZ 85309-1529.
- What is John Gassaway's phone number?
- The practice phone number listed in the NPPES registry for John Gassaway is (602) 989-0982.
- Is John Gassaway's NPI active?
- Yes — John Gassaway's NPI (1699033506) is active in the NPPES registry as of the last update on 2025-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.