Christine E Bixby, MD

Primary specialty

Neonatal-Perinatal Medicine PhysicianTaxonomy code 2080N0001X

License

A81484 Issued in CA

Practice address

455 S Main St
Orange, CA 92868-3835

Phone

(714) 532-8620

Fax

(714) 289-4072

NPI assigned

Feb 28, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Children'S Hospital of Orange County

  • Pediatrics Physician
  • Orange, CA
  • NPI 1275975104
  Medicare reassignment NPD
• Children'S Hospital of Orange County

  • Children's Hospital
  • Orange, CA
  • NPI 1811080526
  NPD (past)
• St Joseph Hospital of Orange

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1912982216
  NPD (past)

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

{
    "created_epoch": "1172620800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776816000000",
    "number": "1184752610",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "455 S MAIN ST",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683835",
            "telephone_number": "714-289-4511",
            "fax_number": "714-289-4788"
        },
        {
            "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": "714-532-8620",
            "fax_number": "714-289-4072"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BIXBY",
        "first_name": "CHRISTINE",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-02-28",
        "last_updated": "2026-04-22",
        "certification_date": "2026-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "CA",
            "license": "A81484",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL LICENSE",
            "identifier": "A81484",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Chelsey A Bithell, MD
• Benjamin Felt Bitner, MD
• Cassiana Euzebio Bittencourt, MD
• Courlett Bivens
• Ayaz Biviji, M.D.
• Katelyn Elizabeth Black
• Lucas Andrew Blacketer
• Ashley Alison Blackett, M A
• Ronnie L Blackwell, MS
• Haley Christine Blackwill, AGACNP

• Neonatal-Perinatal Medicine Physician in Orange, CA
• Providers in Orange, CA by specialty
• Neonatal-Perinatal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.