Diana Leung, CDP
NPI 1972071249 · Addiction (Substance Use Disorder) Counselor · Seattle, WA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Leung, CDP is a Addiction (Substance Use Disorder) Counselor provider in Seattle, WA (NPI 1972071249).
Provider details
- NPI number
- 1972071249
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CDP
- Sex
- Female
- Sole proprietor
- No
- License
- CP60688026 (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
7 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
- 2018-11-05
- Last updated
- 2018-11-05
Frequently asked questions
- What is Diana Leung's NPI number?
- Diana Leung's National Provider Identifier (NPI) is 1972071249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Leung's specialty?
- Diana Leung is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Diana Leung located?
- Diana Leung's practice location on file with NPPES is 1700 Airport Way S, Seattle, WA 98134-1618.
- What is Diana Leung's phone number?
- The practice phone number listed in the NPPES registry for Diana Leung is (206) 223-3644.
- Does Diana Leung accept Medicare?
- Diana Leung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Leung's NPI active?
- Yes — Diana Leung's NPI (1972071249) is active in the NPPES registry as of the last update on 2018-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.