Individual provider Active NPI

Genevieve Mazza, MD

  • Obstetrics & Gynecology Physician
  • Orange, CA
National Provider Identifier
1487281408
Registry record updated Sep 4, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
A190631 Issued in CA
Practice address
101 The City Dr S
Orange, CA 92868-3201
Phone
(714) 456-8888
NPI assigned
Mar 27, 2020
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 4, 2024

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Maternal & Fetal Medicine Physician 207VM0101X A190631 CA
Student in an Organized Health Care Education/Training Program 390200000X
Obstetrics & Gynecology Physician 207V00000X A190631 CA Primary

Addresses

Primary practice location

101 The City Dr S
Orange, CA 92868-3201

Mailing address

200 S Manchester Ave Ste 300
Orange, CA 92868-3219
Phone (714) 456-8888

Other practice location 1

1200 North State Street
Inpatient Tower, C3F107
Los Angeles, CA 90033-1029
Phone (323) 409-8848

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240827004504 CA Practitioner - Obstetrics/Gynecology 1850830472 Reassigns benefits to 3 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A190631CAMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California Obstetrics & Gynecology CurrentSince Aug 1, 2024 Accepting new patients
University of California Irvine CurrentSince Aug 1, 2024 Accepting new patients
University of California Irvine Current Accepting new patients
University of California Irvine CurrentSince Aug 1, 2024 Accepting new patients
Magella Medical Group, Inc. Obstetrics & Gynecology CurrentSince Jul 1, 2024 Accepting new patients
University of California Irvine Past Accepting new patients
University of California Irvine Past Accepting new patients

Locations

2801 Atlantic Ave
Long Beach, CA 90806
Phone (310) 933-2000

2865 Atlantic Ave
Ste 110
Long Beach, CA 90806
Phone (562) 933-0590

File 50978
Los Angeles, CA 90074

101 The City Dr S
Orange, CA 92868
Phone (714) 456-6054

200 S Manchester Ave
Orange, CA 92868
Phone (714) 456-5253

200 S Manchester Ave
Ste 300
Orange, CA 92868
Phone (714) 424-9001

200 S Manchester Ave
Ste 600
Orange, CA 92868
Phone (714) 456-2911

800 N Main St
Santa Ana, CA 92701
Phone (714) 456-6324

Interoperability endpoints

  • Direct secure messaging: gmazza502700@direct.memorialcare.org

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1585267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1725408000000",
    "number": "1487281408",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 S MANCHESTER AVE STE 300",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683219",
            "telephone_number": "714-456-8888"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 THE CITY DR S",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683201",
            "telephone_number": "714-456-8888"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 North State Street",
            "address_2": "Inpatient Tower, C3F107",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900331029",
            "country_code": "US",
            "telephone_number": "323-409-8848",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAZZA",
        "first_name": "GENEVIEVE",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-03-27",
        "last_updated": "2024-09-04",
        "certification_date": "2024-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VM0101X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Maternal & Fetal Medicine",
            "state": "CA",
            "license": "A190631",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "A190631",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Orange, CA

Sources for this page

Verify at the official NPI Registry.