William Ennis Oakley Jr., M.D.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

ME0068067 Issued in FL

Practice address

839 N Orlando Ave
Winter Park, FL 32789-2921

Phone

(866) 389-2727

NPI assigned

Jul 14, 2005

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

Enrolled in FL

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

Specialty

Family Practice

Education

Brody School of Medicine at East Carolina University, 1992

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Adventist Health System Sunbelt, Inc.Group PAC ID 6406849256, 212 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventhealth Orlando Hospital, Orlando, FL, CCN 100007

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Freedom Health HMO Network
• Optimum HealthCare HMO Network

Interoperability endpoints

• Direct secure messaging: woakley73304@adventhealth.direct-ci.com

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.

• Adventist Health System Sunbelt, Inc.

  • Urgent Care Clinic/Center
  • Maitland, FL
  • NPI 1073565610

  Family Medicine

  Medicare reassignment Care Compare group NPD
• Adventist Health System/ Sunbelt, Inc.

  • Urgent Care Clinic/Center
  • The Villages, FL
  • NPI 1396605440

  Family Medicine

  NPD
• Adventist Health System/Sunbelt, Inc.

  • Urgent Care Clinic/Center
  • Sanford, FL
  • NPI 1437346442

  Family Medicine

  NPD
• Lake Mary Walk-in Medical Center

  • Urgent Care Clinic/Center
  • Lake Mary, FL
  • NPI 1821036484
  NPD (past)
• Pine Castle Urgent Care Center PLLC

  • Clinic/Center
  • Orlando, FL
  • NPI 1982880613
  NPD (past)

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

• Adventist Health System-Sunbelt, Inc

  • General Acute Care Hospital
  • Orlando, FL
  • NPI 1306938071
  Care Compare affiliation
• Adventist Health System-Sunbelt, Inc

  • Clinical Medical Laboratory
  • Orlando, FL
  • NPI 1801569728

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1121299200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771891200000",
    "number": "1629077482",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "839 N ORLANDO AVE",
            "city": "WINTER PARK",
            "state": "FL",
            "postal_code": "327892921",
            "telephone_number": "866-389-2727"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "839 N ORLANDO AVE",
            "city": "WINTER PARK",
            "state": "FL",
            "postal_code": "327892921",
            "telephone_number": "866-389-2727"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OAKLEY",
        "first_name": "WILLIAM",
        "middle_name": "ENNIS",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-14",
        "last_updated": "2026-02-24",
        "certification_date": "2026-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "FL",
            "license": "ME0068067",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Maureen O'Connor
• Michelle O'Keefe, MS, RMHCI
• Susan L O'Neal, LMT
• Megan O'Toole
• Kelsey Oakleaf, APRN
• Oasis Dermatology, PLLC
• OB & GYN Specialists, P.a.
• Arvindkumar Krishandev Oberai, DDS
• Oceans Medical Group LLC
• Crystal Lashawn Ochako Orandi, APRN

• Family Medicine Physician in Winter Park, FL
• Providers in Winter Park, FL by specialty
• Family Medicine Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.