NPIMap

Individual provider Active NPI

William Blair Johnson Jr., M.D.

  • Orthopaedic Surgery Physician
  • Jackson, MS
National Provider Identifier
1346680709
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
26435 Issued in MS
Practice address
1325 E Fortification St
Jackson, MS 39202
Phone
(601) 354-4488
Fax
(601) 351-5980
NPI assigned
Jul 1, 2013
Last updated
Aug 6, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 26435 MS Primary

Addresses

Primary practice location

1325 E Fortification St
Jackson, MS 39202

Mailing address

1325 E Fortification St
Jackson, MS 39202-2442
Phone (601) 354-4488

Other practice location 1

4506 Lakeland Dr
Flowood, MS 39232-9583
Phone (601) 354-4488

Other practice location 2

501 Baptist Dr Ste 120
Madison, MS 39110-2031
Phone (601) 354-4488

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MS
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20190710003075 MS Practitioner - Orthopedic Surgery 5991021115 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of Mississippi School of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mississippi Sports Medicine and Orthopaedic CenterGroup PAC ID 4981685310, 67 clinicians
North Sunflower Medical CenterGroup PAC ID 7618932294, shared by 11 NPIs, 46 clinicians

Practice addresses (Care Compare)

1325 E Fortification St
Jackson, MS 39202-2442
Phone (601) 354-4488

202 S Ruby Ave
Ruleville, MS 38771-3227
Phone (662) 756-2500

4506 Lakeland Dr
Flowood, MS 39232-9583
Phone (601) 354-4488

501 Baptist Dr
Suite 120
Madison, MS 39110-2031
Phone (601) 354-4488

840 N Oak Ave
Ruleville, MS 38771-3227

860 N Oak Ave
Ruleville, MS 38771-3227

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement79
Knee replacement113

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
26435MSMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
North Sunflower Medical Center CurrentSince Aug 19, 2019 Accepting new patients
North Sunflower Medical Center CurrentSince Aug 19, 2019 Accepting new patients
North Sunflower Medical Center Current Accepting new patients
North Sunflower Medical Center CurrentSince Aug 19, 2019 Accepting new patients
Mississippi Sports Medicine & Orthopaedic Center Orthopaedic Surgery CurrentSince Aug 1, 2019 Accepting new patients
Sports Medicine Pharmacy LLC PastSince Oct 5, 2025 Accepting new patients

Locations

4506 Lakeland Dr
Flowood, MS 39232
Phone (601) 354-4488

1325 E Fortification St
Jackson, MS 39202
Phone (601) 354-4488

840 N Oak Ave
Ruleville, MS 38771
Phone (601) 756-2711

Interoperability endpoints

  • Direct secure messaging: wjohnson@msmoc.exscribedirect.com

Organizations & group practices 6

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.

Hospital & facility affiliations 11

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

NPI Registry JSON

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

{
    "created_epoch": "1372636800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1346680709",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1325 E FORTIFICATION ST",
            "city": "JACKSON",
            "state": "MS",
            "postal_code": "392022442",
            "telephone_number": "601-354-4488",
            "fax_number": "601-351-5980"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1325 E FORTIFICATION ST",
            "city": "JACKSON",
            "state": "MS",
            "postal_code": "39202",
            "telephone_number": "601-354-4488",
            "fax_number": "601-351-5980"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4506 Lakeland Dr",
            "address_purpose": "LOCATION",
            "city": "Flowood",
            "state": "MS",
            "postal_code": "392329583",
            "country_code": "US",
            "telephone_number": "601-354-4488",
            "fax_number": "601-351-5980",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "501 Baptist Dr Ste 120",
            "address_purpose": "LOCATION",
            "city": "Madison",
            "state": "MS",
            "postal_code": "391102031",
            "country_code": "US",
            "telephone_number": "601-354-4488",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "WILLIAM",
        "middle_name": "BLAIR",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-07-01",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MS",
            "license": "26435",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Jackson, MS

Sources for this page

Verify at the official NPI Registry.