Douglas Marchant, PHD
NPI 1457664740 · Clinical Psychologist · Taylorsville, UT
Douglas Marchant, PHD is a Clinical Psychologist provider in Taylorsville, UT (NPI 1457664740).
Provider details
- NPI number
- 1457664740
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 6688533-2501 (UT)
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
- 2010-07-15
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Douglas Marchant's NPI number?
- Douglas Marchant's National Provider Identifier (NPI) is 1457664740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Marchant's specialty?
- Douglas Marchant is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Douglas Marchant located?
- Douglas Marchant's practice location on file with NPPES is 5770 S 1500 W, Taylorsville, UT 84123-5216.
- What is Douglas Marchant's phone number?
- The practice phone number listed in the NPPES registry for Douglas Marchant is (801) 313-7770.
- Is Douglas Marchant's NPI active?
- Yes — Douglas Marchant's NPI (1457664740) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.