Christopher Jon Hammer, DC – Orthopedic Chiropractor

Key facts

NPI: 1619974698
Entity type: Individual (NPI type 1)
Primary specialty: Orthopedic Chiropractor 111NX0800X
License: 3041-012 (WI)
Practice address: 840 Arthur Dr
Milton, WI 53563-3720
Phone: (608) 868-4343
Fax: (608) 868-5181
NPI assigned: Jul 5, 2005
Sex: Male
Sole proprietor: No

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.

Hammer Chiropractic, LLC Clinic/Center · Milton, WI · NPI 1184887259

Medicare reassignment NPD Authorized official WI

Medicare Care Compare profile

Specialty: Chiropractic
Education: Northwestern College of Chiropractic, 1993
Medicare assignment: Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

840 Arthur Dr
Milton, WI 53563-3720
Phone (608) 868-4343

Medicare participation

Medicare fee-for-service enrollment: Enrolled in WI

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20110126000481	WI	Practitioner - Chiropractic Practitioner - Physical Medicine and Rehabilitation	5799964508	Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD): Yes

State licenses

License	State	Type	Specialty
3041-012	WI	MD	Orthopedic Chiropractor
3041	WI	MD	Physical Therapist

Practice roles

Organization	Specialty	Status	New patients
Hammer Chiropractic, LLC		Current since Jan 20, 2011	Accepting new patients

Locations

840 Arthur Dr
Milton, WI 53563
Phone (608) 868-4343

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Orthopedic Chiropractor	111NX0800X	3041-012	WI	Yes

Addresses

Primary practice location

840 Arthur Dr
Milton, WI 53563-3720

Mailing address

840 Arthur Dr
Milton, WI 53563-3720
Phone (608) 868-4343

Other identifiers

Identifier	Type	State	Issuer
391834815014	Other	WI	BLUE CROSS BLUE SHIELD
546653	Other	WI	DEAN CARE

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API JSON format, last updated by the provider on Jul 13, 2026.

{
    "created_epoch": "1120521600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1619974698",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "840 ARTHUR DR",
            "city": "MILTON",
            "state": "WI",
            "postal_code": "535633720",
            "telephone_number": "608-868-4343",
            "fax_number": "608-868-5181"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "840 ARTHUR DR",
            "city": "MILTON",
            "state": "WI",
            "postal_code": "535633720",
            "telephone_number": "608-868-4343",
            "fax_number": "608-868-5181"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAMMER",
        "first_name": "CHRISTOPHER",
        "middle_name": "JON",
        "name_prefix": "Dr.",
        "credential": "DC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-05",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "111NX0800X",
            "taxonomy_group": "",
            "desc": "Chiropractor, Orthopedic",
            "state": "WI",
            "license": "3041-012",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "391834815014",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "DEAN CARE",
            "identifier": "546653",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Milton, WI

All providers in Milton, WI · Orthopedic Chiropractor in Wisconsin

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 13, 2026. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Medicare Care Compare provider data (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.