Individual provider Active NPI

Diane Nugent, M.D.

  • Pediatric Hematology & Oncology Physician
  • Orange, CA
National Provider Identifier
1770528663
Registry record updated Jan 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Hematology & Oncology PhysicianTaxonomy code 2080P0207X
License
G075931 Issued in CA
Practice address
455 S Main St
Orange, CA 92868-3835
Phone
(714) 532-8744
NPI assigned
Jun 17, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 28, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Hematology & Oncology Physician 2080P0207X G075931 CA Primary
Case Manager/Care Coordinator 171M00000X G75931 CA
Pediatrics Physician 208000000X G075931 CA

Addresses

Primary practice location

455 S Main St
Orange, CA 92868-3835

Mailing address

Choc Childrens Specialists
1201 W la Veta Ave
Orange, CA 92868-4203
Phone (888) 770-2462

Other practice location 1

1010 W La Veta Ave
Orange, CA 92868-4300
Phone (714) 221-1200

Other identifiers 2

IdentifierTypeStateIssuer
GR0053510MedicaidCA
00G759310MedicaidCA

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
I20041013000955 CA Practitioner - Pediatric MedicinePractitioner - Hematology/Oncology 9537129655 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pediatric MedicineAlso: Hematology/Oncology
Education
University of California, Geffen School of Medicine, 1977
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

701 S Parker St
Suite 1000
Orange, CA 92868-4748
Phone (714) 221-1200

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G75931CAMDCase Manager/Care Coordinator
G075931CAMDPediatric Hematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Center for Comprehensive Care & Diagnosis of Inherited Blood Disorders CurrentSince Mar 31, 2017 Accepting new patients
The Center for Comprehensive Care and Diagnosis of Inherited Blood Dis CurrentSince Mar 31, 2017 Accepting new patients
Children'S Hospital of Orange County Pediatrics CurrentSince Oct 13, 2018 Accepting new patients
University of California Irvine Past Accepting new patients
Children'S Hospital of Orange County Past Accepting new patients
Center for Comprehensive Care & Diagnosis of Inherited Blood Disorders Past Accepting new patients
St Joseph Hospital of Orange Past Accepting new patients
St. Joseph Hospital Past Accepting new patients

Locations

455 S Main St
Orange, CA 92868
Phone (714) 289-4511

1201 W La Veta Ave
Orange, CA 92868
Phone (714) 509-8481

701 S Parker St
Ste 1000
Orange, CA 92868
Phone (714) 221-1200

1100 W Stewart Dr
Orange, CA 92868
Phone (714) 532-8620

Dept LA 21333
Pasadena, CA 91185

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: dianenugent@cibd.directglo.com

Organizations & group practices 8

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": "1150502400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769558400000",
    "number": "1770528663",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "CHOC CHILDRENS SPECIALISTS",
            "address_2": "1201 W LA VETA AVE",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928684203",
            "telephone_number": "888-770-2462"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "455 S MAIN ST",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683835",
            "telephone_number": "714-532-8744"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1010 W La Veta Ave",
            "address_purpose": "LOCATION",
            "city": "Orange",
            "state": "CA",
            "postal_code": "928684300",
            "country_code": "US",
            "telephone_number": "714-221-1200",
            "fax_number": "714-221-1299",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NUGENT",
        "first_name": "DIANE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-06-17",
        "last_updated": "2026-01-28",
        "certification_date": "2026-01-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0207X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Hematology-Oncology",
            "state": "CA",
            "license": "G075931",
            "primary": true
        },
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": "CA",
            "license": "G75931",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "G075931",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0053510",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G759310",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Orange, CA

Sources for this page

Verify at the official NPI Registry.