NPIMap

Individual provider Active NPI

Karl C Larson, M.D.

  • Family Medicine Physician
  • Oshkosh, WI
National Provider Identifier
1063528529
Registry record updated Dec 17, 2009
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
28253 Issued in WI
Practice address
2725 Jackson St
Oshkosh, WI 54901-1513
Phone
(920) 223-7500
Fax
(920) 223-7630
NPI assigned
Aug 21, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 17, 2009

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 28253 WI Primary

Addresses

Primary practice location

2725 Jackson St
Oshkosh, WI 54901-1513

Mailing address

2725 Jackson St
Oshkosh, WI 54901-1513
Phone (920) 223-7500

Other identifiers 6

IdentifierTypeStateIssuer
A02401OtherWICIGNA
28253OtherWITOUCHPOINT
3076200MedicaidWI
080113126OtherWIMEDICARE RAILROAD
20021OtherWINETWORK HEALTH
710016OtherWIT19 MANAGED HEALTH SERVIC

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
I20100111000375 WI Practitioner - Family Practice 1153462361 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Medical College of Wisconsin, 1981
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1660 Sue Alan Dr
Wittenberg, WI 54499-8655
Phone (715) 253-2110

240 Maple St
Woodruff, WI 54568-9190
Phone (715) 356-8140

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
86.2 of 100Reported as group
Quality
84.08
Promoting interoperability
100
Improvement activities
40
Cost
64.31

Merit-based Incentive Payment System (MIPS)

Final score
87.84 of 100Reported as group
Quality
86.21
Promoting interoperability
100
Improvement activities
40
Cost
73.25

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
28253WIMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ascension Medical Group-Fox Valley Wisconsin, Inc CurrentSince Dec 7, 2009 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Oct 1, 2022 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Oct 1, 2022 Accepting new patients
Ascension Medical Group-Fox Valley Wisconsin, Inc CurrentSince Dec 7, 2009 Accepting new patients
The Howard Young Medical Center, Inc. CurrentSince Oct 1, 2022 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. Past Accepting new patients
Holy Family Memorial Inc Past Accepting new patients

Locations

29980 Network Pl
Chicago, IL 60673

1501 S Madison St
Appleton, WI 54915
Phone (920) 730-4435

400 W Glen St
Crandon, WI 54520
Phone (715) 478-3318

930 E Wall St
Eagle River, WI 54521
Phone (715) 477-3000

2700 W 9th Ave
Oshkosh, WI 54904
Phone (920) 223-0220

2725 Jackson St
Oshkosh, WI 54901
Phone (920) 223-7500

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

401 W Mohawk Dr
Ste 100
Tomahawk, WI 54487
Phone (715) 453-7700

240 Maple St
Woodruff, WI 54568
Phone (715) 356-8000

Interoperability endpoints

  • Direct secure messaging: klarson17447@direct.aspirus.org

Organizations & group practices 7

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 40

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

View all 40

NPI Registry JSON

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

{
    "created_epoch": "1156118400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1261008000000",
    "number": "1063528529",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2725 JACKSON ST",
            "city": "OSHKOSH",
            "state": "WI",
            "postal_code": "549011513",
            "telephone_number": "920-223-7500",
            "fax_number": "920-223-7630"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2725 JACKSON ST",
            "city": "OSHKOSH",
            "state": "WI",
            "postal_code": "549011513",
            "telephone_number": "920-223-7500",
            "fax_number": "920-223-7630"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LARSON",
        "first_name": "KARL",
        "middle_name": "C",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-21",
        "last_updated": "2009-12-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WI",
            "license": "28253",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "A02401",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TOUCHPOINT",
            "identifier": "28253",
            "state": "WI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3076200",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "080113126",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NETWORK HEALTH",
            "identifier": "20021",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "T19 MANAGED HEALTH SERVIC",
            "identifier": "710016",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Oshkosh, WI

Sources for this page

Verify at the official NPI Registry.