Cesar Guerrero, M.D.
NPI 1023435757 · Internal Medicine Physician · Newport Beach, CA
Cesar Guerrero, M.D. is a Internal Medicine Physician provider in Newport Beach, CA (NPI 1023435757).
Provider details
- NPI number
- 1023435757
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- AFE33801 (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
12 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
- 2014-03-19
- Last updated
- 2014-03-19
Frequently asked questions
- What is Cesar Guerrero's NPI number?
- Cesar Guerrero's National Provider Identifier (NPI) is 1023435757, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cesar Guerrero's specialty?
- Cesar Guerrero is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cesar Guerrero located?
- Cesar Guerrero's practice location on file with NPPES is 350 Vista Madera, Newport Beach, CA 92660.
- What is Cesar Guerrero's phone number?
- The practice phone number listed in the NPPES registry for Cesar Guerrero is (949) 270-6371.
- Is Cesar Guerrero's NPI active?
- Yes — Cesar Guerrero's NPI (1023435757) is active in the NPPES registry as of the last update on 2014-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.