Russell Liu
NPI 1992409932 · Licensed Vocational Nurse · Rancho Santa Margarita, CA
Russell Liu is a Licensed Vocational Nurse provider in Rancho Santa Margarita, CA (NPI 1992409932).
Provider details
- NPI number
- 1992409932
- Entity type
- Individual
- Primary specialty
- Licensed Vocational NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- VN220110 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-03-27
- Last updated
- 2023-03-27
- Certified
- 2023-03-27
Frequently asked questions
- What is Russell Liu's NPI number?
- Russell Liu's National Provider Identifier (NPI) is 1992409932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Russell Liu's specialty?
- Russell Liu is listed in the NPPES registry with a primary specialty of Licensed Vocational Nurse (Nursing Service Providers).
- Where is Russell Liu located?
- Russell Liu's practice location on file with NPPES is 66 Seacountry Ln, Rancho Santa Margarita, CA 92688-5524.
- What is Russell Liu's phone number?
- The practice phone number listed in the NPPES registry for Russell Liu is (949) 878-8380.
- Is Russell Liu's NPI active?
- Yes — Russell Liu's NPI (1992409932) is active in the NPPES registry as of the last update on 2023-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.