Roslyn Mazi
NPI 1992449326 · Family Nurse Practitioner · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roslyn Mazi is a Family Nurse Practitioner provider in Costa Mesa, CA (NPI 1992449326).
Provider details
- NPI number
- 1992449326
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95020154 (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
4 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
- 2022-04-22
- Last updated
- 2023-10-27
- Certified
- 2022-04-22
Frequently asked questions
- What is Roslyn Mazi's NPI number?
- Roslyn Mazi's National Provider Identifier (NPI) is 1992449326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roslyn Mazi's specialty?
- Roslyn Mazi is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Roslyn Mazi located?
- Roslyn Mazi's practice location on file with NPPES is 3090 Bristol St Ste 200, Costa Mesa, CA 92626-3061.
- What is Roslyn Mazi's phone number?
- The practice phone number listed in the NPPES registry for Roslyn Mazi is (714) 992-1182.
- Does Roslyn Mazi accept Medicare?
- Roslyn Mazi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roslyn Mazi's NPI active?
- Yes — Roslyn Mazi's NPI (1992449326) is active in the NPPES registry as of the last update on 2023-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.