Diana Yi
NPI 1780570226 · Psychiatric/Mental Health Nurse Practitioner · Fairfax, VA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Yi is a Psychiatric/Mental Health Nurse Practitioner provider in Fairfax, VA (NPI 1780570226).
Provider details
- NPI number
- 1780570226
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0001316170 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-06-12
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Diana Yi's NPI number?
- Diana Yi's National Provider Identifier (NPI) is 1780570226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Yi's specialty?
- Diana Yi is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Yi located?
- Diana Yi's practice location on file with NPPES is 10721 Main St Ste 2400, Fairfax, VA 22030-6902.
- What is Diana Yi's phone number?
- The practice phone number listed in the NPPES registry for Diana Yi is (508) 663-3852.
- Does Diana Yi accept Medicare?
- Diana Yi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Yi's NPI active?
- Yes — Diana Yi's NPI (1780570226) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.