IndividualActive
Ralph Guangco
NPI 1750754040 · Registered Nurse · West Covina, CA
Ralph Guangco is a Registered Nurse provider in West Covina, CA (NPI 1750754040).
Provider details
- NPI number
- 1750754040
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 631148 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
1409 Iva Lane
West Covina, CA 91790
Phone: (626) 430-7407
Street-level locationGet directions
Mailing address
1409 Iva Ln
West Covina, CA 91790-4564
Registry dates
- Enumerated
- 2015-11-09
- Last updated
- 2015-11-09
Frequently asked questions
- What is Ralph Guangco's NPI number?
- Ralph Guangco's National Provider Identifier (NPI) is 1750754040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Guangco's specialty?
- Ralph Guangco is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Ralph Guangco located?
- Ralph Guangco's practice location on file with NPPES is 1409 Iva Lane, West Covina, CA 91790.
- What is Ralph Guangco's phone number?
- The practice phone number listed in the NPPES registry for Ralph Guangco is (626) 430-7407.
- Is Ralph Guangco's NPI active?
- Yes — Ralph Guangco's NPI (1750754040) is active in the NPPES registry as of the last update on 2015-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.