Individual provider Active NPI

Allene Fonseca

  • Dermatology Physician
  • Orange, CA
National Provider Identifier
1487008025
Registry record updated Nov 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
License
A150457 Issued in CA
Practice address
101 The City Dr S
Orange, CA 92868-3201
Phone
(714) 456-8888
NPI assigned
Apr 20, 2016
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 21, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X A150457 CA Primary
Dermatology Physician 207N00000X 4351050138 MI
Internal Medicine Physician 207R00000X A150457 CA

Addresses

Primary practice location

101 The City Dr S
Orange, CA 92868-3201

Mailing address

101 The City Dr S
Orange, CA 92868-3201
Phone (714) 456-8888

Other practice location 1

11234 Anderson St
Westerly Suite C
Loma Linda, CA 92354-2804
Phone (909) 558-4074

Other practice location 2

18100 Oakwood Blvd Ste 300
Dearborn, MI 48124-4085
Phone (313) 240-4900

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
I20251208003157 CA Practitioner - DermatologyPractitioner - Internal Medicine 8022400985 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
DermatologyAlso: Internal Medicine
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Uci Department of DermatologyGroup PAC ID 7113920992, 38 clinicians

Practice addresses (Care Compare)

101 The City Dr S
Orange, CA 92868-3201
Phone (714) 456-7004

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions53
Skin biopsy28

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A150457CAMDDermatology Physician
4351050138MIMDDermatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Uci Department of Dermatology Dermatology CurrentSince Sep 22, 2025 Accepting new patients
University of California Irvine Past Accepting new patients

Locations

850 Health Sciences Rd
Fl 2
Irvine, CA 92617
Phone (602) 614-8874

23961 Calle de la Magdalena
Ste 4
Laguna Hills, CA 92653

2161 San Joaquin Hills Rd
Newport Beach, CA 92660
Phone (949) 386-5700

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

101 The City Dr S
Bldg 29
Orange, CA 92868
Phone (714) 456-7005

Interoperability endpoints

  • Direct secure messaging: afonseca937935@direct.hfhs.org

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.

NPI Registry JSON

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

{
    "created_epoch": "1461110400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763683200000",
    "number": "1487008025",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "101 THE CITY DR S",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683201",
            "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": "11234 Anderson St",
            "address_2": "Westerly Suite C",
            "address_purpose": "LOCATION",
            "city": "Loma Linda",
            "state": "CA",
            "postal_code": "923542804",
            "country_code": "US",
            "telephone_number": "909-558-4074",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "18100 Oakwood Blvd Ste 300",
            "address_purpose": "LOCATION",
            "city": "Dearborn",
            "state": "MI",
            "postal_code": "481244085",
            "country_code": "US",
            "telephone_number": "313-240-4900",
            "fax_number": "313-429-7992",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FONSECA",
        "first_name": "ALLENE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-04-20",
        "last_updated": "2025-11-21",
        "certification_date": "2025-11-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "CA",
            "license": "A150457",
            "primary": true
        },
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "MI",
            "license": "4351050138",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A150457",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Orange, CA

Sources for this page

Verify at the official NPI Registry.