NPIMap

Individual provider Active NPI

William W Alden, M.D.

  • Internal Medicine Physician
  • Metairie, LA
National Provider Identifier
1427036656
Registry record updated Sep 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
024150 Issued in LA
Practice address
3941 Houma Blvd Ste 1B
Metairie, LA 70006-2920
Phone
(504) 320-2005
Fax
(800) 816-5191
NPI assigned
Jan 6, 2006
Last updated
Sep 2, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 2, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Sports Medicine (Neuromusculoskeletal Medicine) Physician 204C00000X L024150 LA
Internal Medicine Physician 207R00000X MD.024150 LA
Sports Medicine (Physical Medicine & Rehabilitation) Physician 2081S0010X L024150 LA
Occupational Medicine Physician 2083X0100X L024150 LA
Internal Medicine Physician 207R00000X 024150 LA Primary

Addresses

Primary practice location

3941 Houma Blvd Ste 1B
Metairie, LA 70006-2920

Mailing address

3941 Houma Blvd Ste 1B
Metairie, LA 70006-2920
Phone (504) 320-2005

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in LA
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
I20200212002451 LA Practitioner - Internal MedicinePractitioner - Family Practice 8729092283 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1994
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

71192 Hwy 21
Suite 100
Covington, LA 70433-7161
Phone (985) 871-6020

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
L024150LAMDSports Medicine (Neuromusculoskeletal Medicine) Physician
024150LAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
East Jefferson Physicians Group LLC Internal Medicine CurrentSince Oct 1, 2025 Accepting new patients
Lashekia Toussaint PastSince May 3, 2020 Accepting new patients
Westbank Physicians Rehab, Inc Past Accepting new patients
Neuropsychiatry Services LLC Past Accepting new patients
Metairie Physician Services Inc. Internal Medicine Past Accepting new patients

Locations

71192 Highway 21
#100
Covington, LA 70433
Phone (985) 871-6020

130 Lakeview Cir
Covington, LA 70433
Phone (985) 892-6858

4228 Houma Blvd
Ste 530
Metairie, LA 70006
Phone (504) 456-8415

4320 Houma Blvd
Fl 6
Metairie, LA 70006
Phone (504) 503-4109

Interoperability endpoints

  • Direct secure messaging: william.alden.1@33672.direct.athenahealth.com

Organizations & group practices 5

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 7

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": "1136505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756771200000",
    "number": "1427036656",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3941 HOUMA BLVD STE 1B",
            "city": "METAIRIE",
            "state": "LA",
            "postal_code": "700062920",
            "telephone_number": "504-320-2005",
            "fax_number": "800-816-5191"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3941 HOUMA BLVD STE 1B",
            "city": "METAIRIE",
            "state": "LA",
            "postal_code": "700062920",
            "telephone_number": "504-320-2005",
            "fax_number": "800-816-5191"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALDEN",
        "first_name": "WILLIAM",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-06",
        "last_updated": "2025-09-02",
        "certification_date": "2025-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "204C00000X",
            "taxonomy_group": "",
            "desc": "Neuromusculoskeletal Medicine, Sports Medicine",
            "state": "LA",
            "license": "L024150",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "LA",
            "license": "MD.024150",
            "primary": false
        },
        {
            "code": "2081S0010X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation, Sports Medicine",
            "state": "LA",
            "license": "L024150",
            "primary": false
        },
        {
            "code": "2083X0100X",
            "taxonomy_group": "",
            "desc": "Preventive Medicine, Occupational Medicine",
            "state": "LA",
            "license": "L024150",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "LA",
            "license": "024150",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Metairie, LA

Sources for this page

Verify at the official NPI Registry.