Individual provider Active NPI

David A Wolff, MD

  • Orthopaedic Surgery Physician
  • Madison, WI
National Provider Identifier
1740223247
Registry record updated Oct 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
36811-20 Issued in WI
Practice address
2501 W Beltline Hwy Ste 601
Madison, WI 53713-2309
Phone
(608) 234-7436
Fax
(866) 939-2673
NPI assigned
Jun 13, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 7, 2025

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 36811-20 WI Primary

Addresses

Primary practice location

2501 W Beltline Hwy Ste 601
Madison, WI 53713-2309

Mailing address

18444 N 25TH Ave Ste 310
Phoenix, AZ 85023-1266
Phone (866) 974-2673

Other practice location 1

123 Hospital Dr
Watertown, WI 53098-3331
Phone (920) 206-6500

Other identifiers 1

IdentifierTypeStateIssuer
32146500MedicaidWI

Electronic endpoints 3

TypeEndpointUseAffiliation
Direct Messaging Address dwolff259025@direct-ehr-ssmhc.com Direct
FHIR URL https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/ Other
Direct Messaging Address him@marshfieldclinichealthsystem.cernerdirect.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100326000566 WI Practitioner - Orthopedic Surgery 0042346231 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Northwestern University Feinberg Medical School, 1988
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

2501 W Beltline Hwy
Suite 601
Madison, WI 53713-2309
Phone (608) 234-7436

705 S University Ave
MMC Beaver Dam Medical Offices
Beaver Dam, WI 53916-3053
Phone (920) 887-7181

707 S University Ave
MMC Beaver Dam Hospital
Beaver Dam, WI 53916-3027
Phone (920) 887-7181

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
82.38 of 100Reported as group
Quality
75.94
Promoting interoperability
89
Improvement activities
40
Cost
74.5

Merit-based Incentive Payment System (MIPS)

Final score
78.6 of 100Reported as group
Quality
56.02
Promoting interoperability
100
Improvement activities
40
Cost
72.66

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement34
Knee replacement38

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Orthopedic & Spine Centers of Wisconsin, SC. Orthopaedic Surgery CurrentSince Jul 26, 2023 Accepting new patients
Watertown Physician Practices LLC CurrentSince Aug 1, 2023 Accepting new patients
St Luke'S Methodist Hospital Current Accepting new patients
Watertown Physician Practices LLC Orthopaedic Surgery CurrentSince Aug 1, 2023 Accepting new patients
Beaver Dam Community Hospitals Inc CurrentSince Apr 30, 2023 Accepting new patients
Beaver Dam Community Hospitals Inc CurrentSince Apr 30, 2023 Accepting new patients
Upland Hills Health Inc Orthopaedic Surgery Current Accepting new patients
Orthopedic & Spine Centers of Wisconsin, SC. CurrentSince Jul 26, 2023 Accepting new patients
Upland Hills Health, Inc CurrentSince Feb 1, 2024 Accepting new patients

Locations

18444 N 25th Ave
Ste 310
Phoenix, AZ 85023
Phone (623) 241-8706

705 S University Ave
Beaver Dam, WI 53916
Phone (920) 885-6090

707 S University Ave
Beaver Dam, WI 53916
Phone (920) 887-4006

800 Compassion Way
Dodgeville, WI 53533
Phone (608) 930-7200

2501 W Beltline Hwy
Ste 601
Madison, WI 53713
Phone (608) 234-7436

123 Hospital Dr
Watertown, WI 53098
Phone (920) 262-4412

125 Hospital Dr
Watertown, WI 53098
Phone (920) 261-4210

123 Hospital Dr
Ste 1008
Watertown, WI 53098
Phone (920) 206-6500

1507 Doctors Ct
Watertown, WI 53094
Phone (920) 261-4111

Interoperability endpoints

  • Direct secure messaging: david.wolff.1@22724.direct.athenahealth.com
  • Direct secure messaging: dwolff975463@direct.unitypoint.org
  • Direct secure messaging: dwolff259025@direct-ehr-ssmhc.com

Organizations & group practices 9

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 6

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": "1150156800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1740223247",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "18444 N 25TH AVE STE 310",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850231266",
            "telephone_number": "866-974-2673",
            "fax_number": "866-939-2673"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2501 W BELTLINE HWY STE 601",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537132309",
            "telephone_number": "608-234-7436",
            "fax_number": "866-939-2673"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "123 Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Watertown",
            "state": "WI",
            "postal_code": "530983331",
            "country_code": "US",
            "telephone_number": "920-206-6500",
            "fax_number": "920-261-4013",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WOLFF",
        "first_name": "DAVID",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-13",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "WI",
            "license": "36811-20",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "32146500",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dwolff259025@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "dwolff259025@direct-ehr-ssmhc.com",
            "address_1": "2501 W Beltline Hwy Ste 601",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537132309",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "2501 W Beltline Hwy Ste 601",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537132309",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
            "affiliation": "N",
            "address_1": "707 S University Ave",
            "city": "Beaver Dam",
            "state": "WI",
            "country_code": "US",
            "postal_code": "539163027",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Madison, WI

Sources for this page

Verify at the official NPI Registry.