NPIMap

Individual provider Active NPI

Nathan Hoadley Harris, M.D.

  • Orthopaedic Surgery Physician
  • Altoona, WI
National Provider Identifier
1043578461
Registry record updated Jun 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
70054-20 Issued in WI
Practice address
1200 Oakleaf Way Ste a
Altoona, WI 54720-2217
Phone
(800) 322-1747
NPI assigned
Apr 24, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 1, 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 70054-20 WI Primary

Addresses

Primary practice location

1200 Oakleaf Way Ste a
Altoona, WI 54720-2217

Mailing address

1200 Oakleaf Way Ste a
Altoona, WI 54720-2217
Phone (800) 322-1747

Other identifiers 1

IdentifierTypeStateIssuer
70054OtherWILICENSE

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address nhharris@cvosm.gwaydirect.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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
I20181026000144 WI Practitioner - Orthopedic Surgery 4486957925 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of North Dakota School of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Advantage Physical Therapy and Sports Rehab, LLCGroup PAC ID 8022016336, shared by 3 NPIs, 289 clinicians
Indianhead Medical Center Shell Lake, Inc.Group PAC ID 6406748839, shared by 5 NPIs, 12 clinicians

Practice addresses (Care Compare)

112 Ash St
Suite a
Spooner, WI 54801-1487
Phone (715) 635-3979

113 4TH Ave
Shell Lake, WI 54871-4457

1200 Oakleaf Way
A
Altoona, WI 54720-2245
Phone (715) 832-1400

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
20.98 of 100Reported as individual
Quality
0
Promoting interoperability
0
Improvement activities
0
Cost
69.94

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement32
Knee replacement28
Lower limb (leg) arthroscopy (minimally invasive joint repair)1-10
Upper limb (arm) arthroscopy (minimally invasive joint repair)38

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
70054-20WIMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Chippewa Valley Orthopedics and Sports Medicine Clinic, SC CurrentSince Sep 27, 2018 Accepting new patients
Black River Health Inc CurrentSince Mar 5, 2020 Accepting new patients
Black River Health Inc CurrentSince Mar 5, 2020 Accepting new patients
Chippewa Valley Orthopedics and Sports Medicine Clinic SC Orthopaedic Surgery CurrentSince Sep 27, 2018 Accepting new patients
Medical X-Ray Consultants, LTD Past Accepting new patients

Locations

1200 Oakleaf Way
Altoona, WI 54720
Phone (715) 839-1778

1200 Oakleaf Way
Ste A
Altoona, WI 54720
Phone (800) 322-1747

610 W Adams St
Blk River Fls, WI 54615
Phone (715) 284-4311

711 W Adams St
Blk River Fls, WI 54615
Phone (715) 284-1302

757 Lakeland Dr
Ste B
Chippewa Falls, WI 54729
Phone (715) 723-5989

2919 Stout Rd
Menomonie, WI 54751
Phone (715) 235-4274

2200 Cedar Crest Dr
Ste A
Rice Lake, WI 54868
Phone (715) 455-0408

113 4th Ave
Shell Lake, WI 54871
Phone (715) 468-7833

Interoperability endpoints

  • Direct secure messaging: nhharris@cvosm.emadirect.md

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 and National Provider Directory roles.

Hospital & facility affiliations 13

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

View all 13

NPI Registry JSON

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

{
    "created_epoch": "1335225600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780272000000",
    "number": "1043578461",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 OAKLEAF WAY STE A",
            "city": "ALTOONA",
            "state": "WI",
            "postal_code": "547202217",
            "telephone_number": "800-322-1747"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 OAKLEAF WAY STE A",
            "city": "ALTOONA",
            "state": "WI",
            "postal_code": "547202217",
            "telephone_number": "800-322-1747"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARRIS",
        "first_name": "NATHAN",
        "middle_name": "HOADLEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-04-24",
        "last_updated": "2026-06-01",
        "certification_date": "2026-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "WI",
            "license": "70054-20",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LICENSE",
            "identifier": "70054",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nhharris@cvosm.gwaydirect.com",
            "affiliation": "N",
            "address_1": "1200 Oakleaf Way Ste A",
            "city": "Altoona",
            "state": "WI",
            "country_code": "US",
            "postal_code": "54720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Altoona, WI

Sources for this page

Verify at the official NPI Registry.