Joanna Stagg, MA, PSYD
NPI 1184938144 · Psychologist · Seattle, WA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Stagg, MA, PSYD is a Psychologist provider in Seattle, WA (NPI 1184938144).
Provider details
- NPI number
- 1184938144
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- MA, PSYD
- Sex
- Female
- Sole proprietor
- No
- License
- PY60190304 (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
15 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
- 2010-08-02
- Last updated
- 2014-02-11
Frequently asked questions
- What is Joanna Stagg's NPI number?
- Joanna Stagg's National Provider Identifier (NPI) is 1184938144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Stagg's specialty?
- Joanna Stagg is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Joanna Stagg located?
- Joanna Stagg's practice location on file with NPPES is 1700 Westlake Ave. N., Seattle, WA 98109.
- What is Joanna Stagg's phone number?
- The practice phone number listed in the NPPES registry for Joanna Stagg is (206) 283-2220.
- Does Joanna Stagg accept Medicare?
- Joanna Stagg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Stagg's NPI active?
- Yes — Joanna Stagg's NPI (1184938144) is active in the NPPES registry as of the last update on 2014-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.