Langston Sun, MD
NPI 1184129025 · Psychiatry Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Langston Sun, MD is a Psychiatry Physician provider in Mountain View, CA (NPI 1184129025).
Provider details
- NPI number
- 1184129025
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sole proprietor
- No
- License
- 177439 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-03-23
- Last updated
- 2024-09-12
- Certified
- 2024-09-12
Frequently asked questions
- What is Langston Sun's NPI number?
- Langston Sun's National Provider Identifier (NPI) is 1184129025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Langston Sun's specialty?
- Langston Sun is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Langston Sun located?
- Langston Sun's practice location on file with NPPES is 2500 Grant Rd, Mountain View, CA 94040-4302.
- What is Langston Sun's phone number?
- The practice phone number listed in the NPPES registry for Langston Sun is (650) 304-4614.
- Does Langston Sun accept Medicare?
- Langston Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Langston Sun's NPI active?
- Yes — Langston Sun's NPI (1184129025) is active in the NPPES registry as of the last update on 2024-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.