Magarelli & Werlin Med Grp
NPI 1538291331 · Medical Specialty Clinic/Center · Corona, CA
Magarelli & Werlin Med Grp is a Medical Specialty Clinic/Center organization in Corona, CA (NPI 1538291331).
Provider details
- NPI number
- 1538291331
- Entity type
- Organization
- Primary specialty
- Medical Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Lauren Parrott, Administrator(949) 726-0682
Specialties & taxonomies
Ambulatory Health Care Facilities
- Reproductive Endocrinology Physician207VE0102X
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
Other names (DBA / former)
- Doing business as
- Corona Institute for Reproductive Medicine and Fertility
Registry dates
- Enumerated
- 2007-03-09
- Last updated
- 2008-07-18
Frequently asked questions
- What is Magarelli & Werlin Med Grp's NPI number?
- Magarelli & Werlin Med Grp's National Provider Identifier (NPI) is 1538291331, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Magarelli & Werlin Med Grp?
- Magarelli & Werlin Med Grp is classified in the NPPES registry as Medical Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Magarelli & Werlin Med Grp located?
- Magarelli & Werlin Med Grp's practice location on file with NPPES is 1810 Fullerton, Corona, CA 92881.
- What is Magarelli & Werlin Med Grp's phone number?
- The practice phone number listed in the NPPES registry for Magarelli & Werlin Med Grp is (951) 738-2229.
- Who is the authorized official for Magarelli & Werlin Med Grp?
- The authorized official listed on Magarelli & Werlin Med Grp's NPPES record is Lauren Parrott, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Magarelli & Werlin Med Grp's NPI active?
- Yes — Magarelli & Werlin Med Grp's NPI (1538291331) is active in the NPPES registry as of the last update on 2008-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.