Diana Marshall, PHD
NPI 1346751112 · Psychologist · Vancouver, WA
Enrolled with Medicare as Order and Referring Only - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Marshall, PHD is a Psychologist provider in Vancouver, WA (NPI 1346751112).
Provider details
- NPI number
- 1346751112
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- PY9961 (FL)
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
8 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
- 2017-10-19
- Last updated
- 2022-04-19
- Certified
- 2022-04-19
Frequently asked questions
- What is Diana Marshall's NPI number?
- Diana Marshall's National Provider Identifier (NPI) is 1346751112, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Marshall's specialty?
- Diana Marshall is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Diana Marshall located?
- Diana Marshall's practice location on file with NPPES is 1601 E 4th Plain Blvd, Vancouver, WA 98661-3713.
- What is Diana Marshall's phone number?
- The practice phone number listed in the NPPES registry for Diana Marshall is (352) 284-2113.
- Does Diana Marshall accept Medicare?
- Diana Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Marshall's NPI active?
- Yes — Diana Marshall's NPI (1346751112) is active in the NPPES registry as of the last update on 2022-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.