Douglas Mckown, PSY.D.
NPI 1659478113 · Clinical Psychologist · Upland, CA
Douglas Mckown, PSY.D. is a Clinical Psychologist provider in Upland, CA (NPI 1659478113).
Provider details
- NPI number
- 1659478113
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY1988 (CA)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-09-19
- Last updated
- 2020-02-03
- Certified
- 2020-02-03
Frequently asked questions
- What is Douglas Mckown's NPI number?
- Douglas Mckown's National Provider Identifier (NPI) is 1659478113, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Mckown's specialty?
- Douglas Mckown is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Douglas Mckown located?
- Douglas Mckown's practice location on file with NPPES is 1126 W. Foothill Blvd. Suite 110, Upland, CA 91786-3786.
- What is Douglas Mckown's phone number?
- The practice phone number listed in the NPPES registry for Douglas Mckown is (909) 985-0513.
- Is Douglas Mckown's NPI active?
- Yes — Douglas Mckown's NPI (1659478113) is active in the NPPES registry as of the last update on 2020-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.