Lydia Liu
NPI 1609364116 · Psychiatry Physician · Los Angeles, CA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lydia Liu is a Psychiatry Physician provider in Los Angeles, CA (NPI 1609364116).
Provider details
- NPI number
- 1609364116
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 182663 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
3 documented practice locations
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
Additional practice locations (2)
- 6 Bradley Ct Apt 4sMineola, NY 11501-3708Phone: (917) 821-1281
- Mount Sinai West1000 10th AveNew York, NY 10019Phone: (212) 523-4000
Registry dates
- Enumerated
- 2018-04-30
- Last updated
- 2022-10-12
- Certified
- 2022-10-12
Frequently asked questions
- What is Lydia Liu's NPI number?
- Lydia Liu's National Provider Identifier (NPI) is 1609364116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Liu's specialty?
- Lydia Liu is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lydia Liu located?
- Lydia Liu's practice location on file with NPPES is 1019 Gayley Ave Fl 2, Los Angeles, CA 90024-3437.
- What is Lydia Liu's phone number?
- The practice phone number listed in the NPPES registry for Lydia Liu is (917) 821-1281.
- Does Lydia Liu accept Medicare?
- Lydia Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lydia Liu's NPI active?
- Yes — Lydia Liu's NPI (1609364116) is active in the NPPES registry as of the last update on 2022-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.