Individual provider Active NPI

Jack Benjamin Margines

  • Ophthalmology Physician
  • Los Angeles, CA
National Provider Identifier
1801423181
Registry record updated Sep 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
A191238 Issued in CA
Practice address
200 Stein Plaza
Los Angeles, CA 90095-7065
Phone
(310) 206-7474
NPI assigned
Mar 25, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 4, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X A191238 CA Primary

Addresses

Primary practice location

200 Stein Plaza
Los Angeles, CA 90095-7065

Mailing address

5767 W Century Blvd Ste 400
Los Angeles, CA 90045-5631

Other practice location 1

1000 W Carson St
Torrance, CA 90502-2004
Phone (424) 306-6355

Other practice location 2

850 Health Sciences Rd
Irvine, CA 92617-3058
Phone (202) 082-4949

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
I20240606002723 CA Practitioner - Ophthalmology 7911449806 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
University of California, Geffen School of Medicine, 2020
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

5767 W Century Blvd
Suite 400
Los Angeles, CA 90045-5631

Hospital & facility affiliations

  • Uci Health-Orange Hospital, Orange, CA, CCN 050348

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A191238CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California Ophthalmology CurrentSince Jul 8, 2024 Accepting new patients
University of California Irvine Past Accepting new patients

Locations

850 Health Sciences Rd
Irvine, CA 92617
Phone (949) 824-0606

19210 Jamboree Rd
Irvine, CA 92612
Phone (657) 579-7000

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

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

Organizations & group practices 2

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.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1585094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788480000000",
    "number": "1801423181",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 STEIN PLAZA",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900957065",
            "telephone_number": "310-206-7474"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1000 W Carson St",
            "address_purpose": "LOCATION",
            "city": "Torrance",
            "state": "CA",
            "postal_code": "905022004",
            "country_code": "US",
            "telephone_number": "424-306-6355",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "850 Health Sciences Rd",
            "address_purpose": "LOCATION",
            "city": "Irvine",
            "state": "CA",
            "postal_code": "926173058",
            "country_code": "US",
            "telephone_number": "202-082-4949",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARGINES",
        "first_name": "JACK",
        "middle_name": "BENJAMIN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-25",
        "last_updated": "2026-09-04",
        "certification_date": "2026-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A191238",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.