Ervin De Guzman, FNP
NPI 1558150771 · Family Nurse Practitioner · Paramount, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ervin De Guzman, FNP is a Family Nurse Practitioner provider in Paramount, CA (NPI 1558150771).
Provider details
- NPI number
- 1558150771
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 95033857 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 501 Main StHuntington Beach, CA 92648-8106Phone: (714) 495-3425
Registry dates
- Enumerated
- 2025-05-05
- Last updated
- 2025-05-05
- Certified
- 2025-05-04
Frequently asked questions
- What is Ervin De Guzman's NPI number?
- Ervin De Guzman's National Provider Identifier (NPI) is 1558150771, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ervin De Guzman's specialty?
- Ervin De Guzman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ervin De Guzman located?
- Ervin De Guzman's practice location on file with NPPES is 14023 Paramount Blvd, Paramount, CA 90723-2605.
- What is Ervin De Guzman's phone number?
- The practice phone number listed in the NPPES registry for Ervin De Guzman is (562) 787-1027.
- Does Ervin De Guzman accept Medicare?
- Ervin De Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ervin De Guzman's NPI active?
- Yes — Ervin De Guzman's NPI (1558150771) is active in the NPPES registry as of the last update on 2025-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.