William O'Connor, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

39600 Issued in OK

Practice address

920 SL Young Blvd # 1140
Oklahoma City, OK 73104-5036

Phone

(405) 271-4351

NPI assigned

Dec 23, 2020

Last updated

Apr 2, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Specialty

Anesthesiology

Education

Other, 2026

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1608681600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775088000000",
    "number": "1780271791",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "920 SL YOUNG BLVD # 1140",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731045036",
            "telephone_number": "405-271-4351"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "920 SL YOUNG BLVD # 1140",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731045036",
            "telephone_number": "405-271-4351"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'CONNOR",
        "first_name": "WILLIAM",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-12-23",
        "last_updated": "2026-04-02",
        "certification_date": "2026-04-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "OK",
            "license": "39600",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Preston George O'Brien, DO
• Steven Blake O'Brien, MD
• Nicholas Edward O'Bright, M.D.
• Judith Ann O'Connor, M.D.
• Terri Lynn O'Connor, RN
• Carolyn Marie O'Daniel
• Tori L O'Daniel, MD
• Carol Ann O'Dell, MD
• Jordan Elizabeth O'Dell, M.D.
• Michael Sean O'Dell, CRNA

• Anesthesiology Physician in Oklahoma City, OK
• Providers in Oklahoma City, OK by specialty
• Anesthesiology Physician in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 2, 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.