IndividualActive
Hallie Gao, LMHCA
NPI 1134086457 · Mental Health Counselor · Seattle, WA
Hallie Gao, LMHCA is a Mental Health Counselor provider in Seattle, WA (NPI 1134086457).
Provider details
- NPI number
- 1134086457
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHCA
- Sole proprietor
- No
- License
- MHCA.MC.70008159 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
6512 23rd Ave Nw
Seattle, WA 98117-5728
Phone: (206) 502-5941
Street-level locationGet directions
Mailing address
16115 Ne 103rd St
Redmond, WA 98052-3031
Additional practice locations (1)
- 16115 Ne 103rd StRedmond, WA 98052-3031Phone: (206) 502-5941
Registry dates
- Enumerated
- 2026-01-07
- Last updated
- 2026-01-07
- Certified
- 2026-01-07
Frequently asked questions
- What is Hallie Gao's NPI number?
- Hallie Gao's National Provider Identifier (NPI) is 1134086457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hallie Gao's specialty?
- Hallie Gao is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Hallie Gao located?
- Hallie Gao's practice location on file with NPPES is 6512 23rd Ave Nw, Seattle, WA 98117-5728.
- What is Hallie Gao's phone number?
- The practice phone number listed in the NPPES registry for Hallie Gao is (206) 502-5941.
- Is Hallie Gao's NPI active?
- Yes — Hallie Gao's NPI (1134086457) is active in the NPPES registry as of the last update on 2026-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.