James Walker, APRN

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

11026919 Issued in FL

Practice address

2 Shircliff Way Ste 200
Jacksonville, FL 32204-4766

Phone

(904) 308-2006

Fax

(904) 308-7111

NPI assigned

May 29, 2023

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

St Vincent'S Ambulatory Care IncGroup PAC ID 2860411188, 303 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Ascension St Vincent'S Riverside Hospital, Jacksonville, FL, CCN 100040
• Ascension St Vincent'S Clay County Hospital, Middleburg, FL, CCN 100321
• Ascension St Vincent'S Southside Hospital, Jacksonville, FL, CCN 100307
• Ascension St Vincent'S St Johns County Hospital, St. Johns, FL, CCN 100361
• Ed Fraser Memorial Hospital Hospital, Macclenny, FL, CCN 100134

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: james.walker.3@8967.direct.athenahealth.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.

• St Vincents Ambulatory Care Inc

  • Neurological Surgery Physician
  • Jacksonville, FL
  • NPI 1417987124
  Medicare reassignment Care Compare group NPD
• St Vincent'S Full Service Urgent Care, LLC

  • Occupational Medicine Clinic/Center
  • Jacksonville, FL
  • NPI 1750672051
  Medicare reassignment NPD
• St Vincents Ambulatory Care Inc

  dba Ascension St Vincent's Medical Group

  • Durable Medical Equipment & Medical Supplies
  • Jacksonville, FL
  • NPI 1679226690
  NPD

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

• Baker County Medical Services Inc

  • Rural Acute Care Hospital
  • Macclenny, FL
  • NPI 1104926401
  Care Compare affiliation
• St Lukes - St Vincents Healthcare

  dba Ascension St. Vincent's Southside

  • General Acute Care Hospital
  • Jacksonville, FL
  • NPI 1396926747
  Care Compare affiliation
• St Vincents Health System Inc

  dba Ascension St Vincent's St. Johns County

  • General Acute Care Hospital
  • St. Johns, FL
  • NPI 1861078651
  Care Compare affiliation
• St Vincents Medical Center Inc

  dba Ascension St. Vincent's Riverside

  • General Acute Care Hospital
  • Jacksonville, FL
  • NPI 1134117575
  Care Compare affiliation
• St. Vincent'S Medical Center-Clay County, Inc.

  dba Ascension St. Vincent's Clay County

  • General Acute Care Hospital
  • Middleburg, FL
  • NPI 1457690471
  Care Compare affiliation
• St. Vincent'S Medical Center, Inc.

  dba Ascension St Vincent'S Riverside

  • Clinical Medical Laboratory
  • Jacksonville, FL
  • NPI 1669556072

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1685318400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769644800000",
    "number": "1952094856",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2 SHIRCLIFF WAY STE 200",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322044766",
            "telephone_number": "904-308-2006",
            "fax_number": "904-308-7111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2 SHIRCLIFF WAY STE 200",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322044766",
            "telephone_number": "904-308-2006",
            "fax_number": "904-308-7111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "JAMES",
        "name_prefix": "Mr.",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-05-29",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WE0003X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Emergency",
            "state": "FL",
            "license": "RN9504106",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "FL",
            "license": "11026919",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Genesis Walker
• George W Walker, ARNP
• Hermonyone Walker, CERTIFIED MENTAL HEA
• Jacqueline Nicole Walker, PHARMD
• Jade Walker
• James William Walker Sr., MD
• Jamie Alexandria Walker
• Jana Walker
• Janeen Walker
• Jeannie Walker

• Family Nurse Practitioner in Jacksonville, FL
• Providers in Jacksonville, FL by specialty
• Family Nurse Practitioner in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 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.