Ernie Guzman, M.D.
NPI 1811924491 · Pediatrics Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernie Guzman, M.D. is a Pediatrics Physician provider in Los Angeles, CA (NPI 1811924491).
Provider details
- NPI number
- 1811924491
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G61703 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-06-27
- Last updated
- 2008-03-19
Frequently asked questions
- What is Ernie Guzman's NPI number?
- Ernie Guzman's National Provider Identifier (NPI) is 1811924491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernie Guzman's specialty?
- Ernie Guzman is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ernie Guzman located?
- Ernie Guzman's practice location on file with NPPES is 1701 E Cesar E Chavez Ave, Los Angeles, CA 90033-2464.
- What is Ernie Guzman's phone number?
- The practice phone number listed in the NPPES registry for Ernie Guzman is (323) 987-1200.
- Does Ernie Guzman accept Medicare?
- Ernie Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernie Guzman's NPI active?
- Yes — Ernie Guzman's NPI (1811924491) is active in the NPPES registry as of the last update on 2008-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.