Brent Lem, MD
NPI 1922366780 · Pediatrics Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brent Lem, MD is a Pediatrics Physician provider in Los Angeles, CA (NPI 1922366780).
Provider details
- NPI number
- 1922366780
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A119419 (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
14 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
- 2012-04-30
- Last updated
- 2012-04-30
Frequently asked questions
- What is Brent Lem's NPI number?
- Brent Lem's National Provider Identifier (NPI) is 1922366780, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brent Lem's specialty?
- Brent Lem is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Brent Lem located?
- Brent Lem's practice location on file with NPPES is 1100 N State St, Los Angeles, CA 90033-5000.
- What is Brent Lem's phone number?
- The practice phone number listed in the NPPES registry for Brent Lem is (323) 409-6931.
- Does Brent Lem accept Medicare?
- Brent Lem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brent Lem's NPI active?
- Yes — Brent Lem's NPI (1922366780) is active in the NPPES registry as of the last update on 2012-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.