Mark Liang
NPI 1770423113 · Student in an Organized Health Care Education/Training Program · Los Angeles, CA
Mark Liang is a Student in an Organized Health Care Education/Training Program provider in Los Angeles, CA (NPI 1770423113).
Provider details
- NPI number
- 1770423113
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2026-03-28
- Last updated
- 2026-03-28
- Certified
- 2026-03-28
Frequently asked questions
- What is Mark Liang's NPI number?
- Mark Liang's National Provider Identifier (NPI) is 1770423113, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Liang's specialty?
- Mark Liang is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Mark Liang located?
- Mark Liang's practice location on file with NPPES is 1500 San Pablo St, Los Angeles, CA 90033-5313.
- What is Mark Liang's phone number?
- The practice phone number listed in the NPPES registry for Mark Liang is (323) 442-8500.
- Is Mark Liang's NPI active?
- Yes — Mark Liang's NPI (1770423113) is active in the NPPES registry as of the last update on 2026-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.