William Wesson Nields, M.D.

Primary specialty

General Practice PhysicianTaxonomy code 208D00000X

License

ME89110 Issued in FL

Practice address

4300 Marsh Landing Blvd Ste 203
Jacksonville Beach, FL 32250-1420

Phone

(904) 807-4482

Fax

(904) 807-4482

NPI assigned

Dec 2, 2005

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 1

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

General Practice

Education

University of South Florida College of Medicine, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Hospital & facility affiliations

• Baptist Health Medical Center - Jacksonville Hospital, Jacksonville, FL, CCN 100088
• Brooks Rehabilitation Hospital University Campus Inpatient rehabilitation facility, Jacksonville, FL, CCN 103039

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: drnields@org177.direct.charmhealth.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Cognitive Health Centers, LLC

  • General Practice Physician
  • Sarasota, FL
  • NPI 1902562663
  Medicare reassignment NPD
• William Nields, PLLC

  • General Practice Physician
  • Jacksonville, FL
  • NPI 1780240754

  Family Medicine

  NPD Authorized official
• The Fannie E. Taylor Home for the Aged - Care Center, Inc.

  dba Taylor Care Center

  • Skilled Nursing Facility
  • Jacksonville, FL
  • NPI 1033257886
  NPD (past)

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

• Genesis Rehabilitation Hospital, Inc.

  dba Brooks Rehabilitation Hospital Bartram Campus

  • Rehabilitation Hospital
  • Jacksonville, FL
  • NPI 1376114413

  Inpatient rehabilitation facility

  Care Compare affiliation
• Genesis Rehabilitation Hospital, Inc.

  dba Brooks Rehabilitation

  • Rehabilitation Hospital
  • Jacksonville, FL
  • NPI 1912947748

  Inpatient rehabilitation facility

  Care Compare affiliation
• Southern Baptist Hospital of Florida Inc

  dba Baptist Medical Center

  • General Acute Care Hospital
  • Jacksonville, FL
  • NPI 1578620449
  Care Compare affiliation

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

{
    "created_epoch": "1133481600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788480000000",
    "number": "1972587848",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4300 MARSH LANDING BLVD STE 203",
            "city": "JACKSONVILLE BEACH",
            "state": "FL",
            "postal_code": "322501420",
            "telephone_number": "904-807-4482",
            "fax_number": "904-807-4482"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4300 MARSH LANDING BLVD STE 203",
            "city": "JACKSONVILLE BEACH",
            "state": "FL",
            "postal_code": "322501420",
            "telephone_number": "904-807-4482",
            "fax_number": "904-807-4482"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIELDS",
        "first_name": "WILLIAM",
        "middle_name": "WESSON",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-12-02",
        "last_updated": "2026-09-04",
        "certification_date": "2026-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "FL",
            "license": "ME89110",
            "primary": false
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "FL",
            "license": "ME89110",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE",
            "identifier": "HO185Y",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Neurology Associates of North Florida Diagnostics,Inc.
• Beverly S Newton, ARNP
• Christine Siew-Pun NG, MD
• Callie Nicholson
• Nicole Schweon LMHC Cap NCC LLC
• Mark Andrew Nielsen, MD
• Thomas Norman
• North Florida Imaging Centers
• North Florida Medical Clinic Inc
• North Florida Psychotherapy

• General Practice Physician in Jacksonville Beach, FL
• Providers in Jacksonville Beach, FL by specialty
• General Practice Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 4, 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.