Brent Stewart, PHD
NPI 1356019970 · Psychologist · Seattle, WA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brent Stewart, PHD is a Psychologist provider in Seattle, WA (NPI 1356019970).
Provider details
- NPI number
- 1356019970
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSYC.PY.61251171 (WA)
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
4 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
- 2021-08-30
- Last updated
- 2022-12-21
- Certified
- 2022-12-21
Frequently asked questions
- What is Brent Stewart's NPI number?
- Brent Stewart's National Provider Identifier (NPI) is 1356019970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brent Stewart's specialty?
- Brent Stewart is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Brent Stewart located?
- Brent Stewart's practice location on file with NPPES is 4800 Sand Point Way Ne, Seattle, WA 98105-3901.
- What is Brent Stewart's phone number?
- The practice phone number listed in the NPPES registry for Brent Stewart is (206) 987-2000.
- Does Brent Stewart accept Medicare?
- Brent Stewart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brent Stewart's NPI active?
- Yes — Brent Stewart's NPI (1356019970) is active in the NPPES registry as of the last update on 2022-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.