Spine & Brain Group SC

Primary specialty

Neurological Surgery PhysicianTaxonomy code 207T00000X

Legal business name

SPINE & BRAIN GROUP SC

Practice address

505 S 24TH Ave Ste 200
Wausau, WI 54401-1706

Phone

(715) 396-3191

Fax

(715) 396-3191

NPI assigned

May 9, 2007

Organization subpart

No

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

Authorized official

Name

Christopher Mackay, MDNPI 1538269402

Title

Owner

Phone

(715) 396-3191

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in WI

Enrollment records 1

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/26027/brand/1/csg/1/fhir/r4

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Christopher I. Mackay, M.D.

  • Neurological Surgery Physician
  • Wausau, WI
  • NPI 1538269402
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1178668800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1778716800000",
    "number": "1073727277",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "505 S 24TH AVE STE 200",
            "city": "WAUSAU",
            "state": "WI",
            "postal_code": "544011706",
            "telephone_number": "715-396-3191",
            "fax_number": "715-396-3191"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 S 24TH AVE STE 200",
            "city": "WAUSAU",
            "state": "WI",
            "postal_code": "544011706",
            "telephone_number": "715-396-3191",
            "fax_number": "715-396-3191"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4501 Highway 66",
            "address_2": "Suite 200",
            "address_purpose": "LOCATION",
            "city": "Stevens Point",
            "state": "WI",
            "postal_code": "54482",
            "country_code": "US",
            "telephone_number": "715-396-3191",
            "fax_number": "715-396-3191",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "SPINE & BRAIN GROUP SC",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-05-09",
        "last_updated": "2026-05-14",
        "certification_date": "2026-05-14",
        "status": "A",
        "authorized_official_last_name": "MACKAY",
        "authorized_official_first_name": "CHRISTOPHER",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "715-396-3191",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Neurological Surgery",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "261Q00000X",
            "taxonomy_group": "",
            "desc": "Clinic/Center",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Bruce A Spatz, PA
• Karen Spencer, PSYD
• Sabrina Rhea Spets, APNP
• Joshua J Spiegl, DDS
• Joan Spindler, CST/CSFA
• Rachael Splinter, LPC
• Sport & Spine Clinic L P (Sport & Spine)
• Sport & Spine Clinic L.P. (Sport & Spine-Rib Mountain)
• Sport & Spine Clinic LP (Sport & Spine-Rib Mountain)
• Sport & Spine Clinic LP (Sport & Spine)

• Neurological Surgery Physician in Wausau, WI
• Providers in Wausau, WI by specialty
• Neurological Surgery Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 14, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.