Jacqueline Nguyen-Williams, M.D.
NPI 1558894212 · Pediatrics Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacqueline Nguyen-Williams, M.D. is a Pediatrics Physician provider in Los Angeles, CA (NPI 1558894212).
Provider details
- NPI number
- 1558894212
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
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
9 yrs in NPPES 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
- 2017-04-09
- Last updated
- 2024-11-14
- Certified
- 2024-11-14
Frequently asked questions
- What is Jacqueline Nguyen-Williams's NPI number?
- Jacqueline Nguyen-Williams's National Provider Identifier (NPI) is 1558894212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacqueline Nguyen-Williams's specialty?
- Jacqueline Nguyen-Williams is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Jacqueline Nguyen-Williams located?
- Jacqueline Nguyen-Williams's practice location on file with NPPES is 4733 W Sunset Blvd, Los Angeles, CA 90027-6021.
- What is Jacqueline Nguyen-Williams's phone number?
- The practice phone number listed in the NPPES registry for Jacqueline Nguyen-Williams is (323) 783-1406.
- Does Jacqueline Nguyen-Williams accept Medicare?
- Jacqueline Nguyen-Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacqueline Nguyen-Williams's NPI active?
- Yes — Jacqueline Nguyen-Williams's NPI (1558894212) is active in the NPPES registry as of the last update on 2024-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.