Diana Yun, MA
NPI 1205604311 · Marriage & Family Therapist · Greenwich, CT
Diana Yun, MA is a Marriage & Family Therapist provider in Greenwich, CT (NPI 1205604311).
Provider details
- NPI number
- 1205604311
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 3180 (CT)
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
2 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
- 2023-12-18
- Last updated
- 2023-12-18
- Certified
- 2023-12-18
Frequently asked questions
- What is Diana Yun's NPI number?
- Diana Yun's National Provider Identifier (NPI) is 1205604311, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Yun's specialty?
- Diana Yun is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Yun located?
- Diana Yun's practice location on file with NPPES is 237 Taconic Rd, Greenwich, CT 06831-3115.
- What is Diana Yun's phone number?
- The practice phone number listed in the NPPES registry for Diana Yun is (203) 340-9816.
- Is Diana Yun's NPI active?
- Yes — Diana Yun's NPI (1205604311) is active in the NPPES registry as of the last update on 2023-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.