Individual provider Active NPI

John Madden

  • Chiropractor
  • Round Rock, TX
National Provider Identifier
1750506242
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
ChiropractorTaxonomy code 111N00000X
License
10046 Issued in TX
Practice address
1201 S I H 35 Ste 103
Round Rock, TX 78664-6646
Phone
(512) 255-0401
Fax
(512) 255-0441
NPI assigned
Apr 17, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Chiropractor 111N00000X 10046 TX Primary

Addresses

Primary practice location

1201 S I H 35 Ste 103
Round Rock, TX 78664-6646

Mailing address

1201 S I H 35 Ste 103
Round Rock, TX 78664-6646

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20060510000377 TX Practitioner - Chiropractic 0749291318 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Chiropractic
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

1929 Payton Gin Rd
Suite E
Austin, TX 78757-8550
Phone (512) 302-4773

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
10046TXMDChiropractor

Practice roles

OrganizationSpecialtyStatusNew patients
Espinoza Chiropractic Concepts LTD LLP Chiropractor CurrentSince Jan 16, 2026 Accepting new patients

Locations

1929 Payton Gin Rd
Ste E
Austin, TX 78757
Phone (512) 302-4773

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1176768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1750506242",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1201 S I H 35 STE 103",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786646646"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 S I H 35 STE 103",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786646646",
            "telephone_number": "512-255-0401",
            "fax_number": "512-255-0441"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MADDEN",
        "first_name": "JOHN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-04-17",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "",
            "desc": "Chiropractor",
            "state": "TX",
            "license": "10046",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Round Rock, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.