NPIMap

Individual provider Active NPI

Colin Johnson

  • Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician
  • Appleton, WI
National Provider Identifier
1346773512
Registry record updated Oct 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) PhysicianTaxonomy code 207VF0040X
License
70977 Issued in WI
Practice address
3232 N Ballard Rd Ste 100
Appleton, WI 54911-8804
Phone
(920) 729-7105
Fax
(920) 739-2609
NPI assigned
Apr 5, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 21, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician 207VF0040X MD-49494 IA
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician 207VF0040X 70977 WI Primary
Obstetrics & Gynecology Physician 207V00000X 70977 WI

Addresses

Primary practice location

3232 N Ballard Rd Ste 100
Appleton, WI 54911-8804

Mailing address

3232 N Ballard Rd Ste 100
Appleton, WI 54911-8804
Phone (920) 729-7105

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, IA2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20211228002450 WI Practitioner - Obstetrics/Gynecology 9931534815 Reassigns benefits to 1 organization
I20231102000467 IA Practitioner - Obstetrics/Gynecology 9931534815 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Medical College of Wisconsin, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Womens Care of Wisconsin SCGroup PAC ID 3072416601, 23 clinicians

Practice addresses (Care Compare)

3232 N Ballard Rd
Suite 100
Appleton, WI 54911-8804
Phone (920) 729-7105

Hospital & facility affiliations

  • Thedacare Regional Med Ctr - Neenah Hospital, Neenah, WI, CCN 520045
  • Thedacare Regional Medical Center - Appleton Inc Hospital, Appleton, WI, CCN 520160

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of the uterus1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD-49494IAMDFemale Pelvic Medicine and Reconstructive Surgery (Obstetrics & Gynecology) Physician
70977WIMDFemale Pelvic Medicine and Reconstructive Surgery (Obstetrics & Gynecology) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Grinnell Regional Medical Center CurrentSince Sep 13, 2023 Accepting new patients
Theda Clark OB Hospitalists SC Obstetrics & Gynecology CurrentSince Oct 7, 2025 Accepting new patients
Women'S Care of Wisconsin S.C. Obstetrics & Gynecology CurrentSince Oct 7, 2025 Accepting new patients
Mayo Clinic Health System-Northwest Wisconsin Region, Inc. Past Accepting new patients

Locations

210 4th Ave
Grinnell, IA 50112
Phone (641) 236-2055

202 4th Ave
Ste 300
Grinnell, IA 50112
Phone (641) 236-2323

3232 N Ballard Rd
Ste 100
Appleton, WI 54911

200 Theda Clark Medical Plz
Ste 130
Neenah, WI 54956

Interoperability endpoints

  • Direct secure messaging: cjohnson1443710@ehrdirect.mayoclinicmsg.org

Organizations & group practices 4

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 12

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": "1491350400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761004800000",
    "number": "1346773512",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3232 N BALLARD RD STE 100",
            "city": "APPLETON",
            "state": "WI",
            "postal_code": "549118804",
            "telephone_number": "920-729-7105",
            "fax_number": "920-831-8306"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3232 N BALLARD RD STE 100",
            "city": "APPLETON",
            "state": "WI",
            "postal_code": "549118804",
            "telephone_number": "920-729-7105",
            "fax_number": "920-739-2609"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "COLIN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-05",
        "last_updated": "2025-10-21",
        "certification_date": "2025-10-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VF0040X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery",
            "state": "IA",
            "license": "MD-49494",
            "primary": false
        },
        {
            "code": "207VF0040X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery",
            "state": "WI",
            "license": "70977",
            "primary": true
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "WI",
            "license": "70977",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Appleton, WI

Sources for this page

Verify at the official NPI Registry.