Active NPI
William Emmett Kivlin
- Internal Medicine Physician
- Milwaukee, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 81301-21
- Practice address
- 8701 Watertown Plank Rd
Milwaukee, WI 53226-3548 - Phone
- (414) 955-8296
- NPI assigned
- Mar 28, 2022
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Hospitalist Physician | 208M00000X | 81301-21 | WI | |
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Internal Medicine Physician | 207R00000X | 81301-21 | WI | Primary |
Addresses
Primary practice location
8701 Watertown Plank Rd
Milwaukee, WI 53226-3548
Mailing address
8701 Watertown Plank Rd
Milwaukee, WI 53226-3548
Phone (414) 955-8296
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
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20250828001219 | WI | Practitioner - Internal Medicine | 9537535745 | Reassigns benefits to 2 organizations |
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Des Moines University of Osteopathic Medicine and Health Sciences, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2320 N Lake Dr
Milwaukee, WI 53211-4507
400 W River Woods Pkwy
Glendale, WI 53212-1060
Hospital & facility affiliations
- Ascension All Saints Hospital
- Ascension Columbia St Marys Hospital Milwaukee
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 81301-21 | WI | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ascension Medical Group-Southeast Wisconsin Inc | Internal Medicine | Current | Accepting new patients |
| Columbia St. Mary'S Hospital Milwaukee Inc | Current | Accepting new patients | |
| Columbia St. Mary'S Hospital Milwaukee, Inc | Current | Accepting new patients | |
| Columbia St. Mary'S Hospital Milwaukee, Inc | Current | Accepting new patients |
Locations
13950 W Capitol Dr
Brookfield, WI 53005
Phone (414) 302-5400
2320 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932
2323 N Lake Dr
Milwaukee, WI 53211
Phone (414) 291-1000
5000 W Chambers St
Milwaukee, WI 53210
Phone (414) 447-2089
2301 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932
3801 Spring St
Mount Pleasant, WI 53405
Phone (262) 636-4011
13111 N Port Washington Rd
Thiensville, WI 53097
Phone (262) 243-7300
201 N Mayfair Rd
Fl 2
Wauwatosa, WI 53226
Phone (414) 771-8228
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.
-
- Internal Medicine Physician
- Glendale, WI
- NPI 1609881077
Internal Medicine, WI
-
- Multi-Specialty Clinic/Center
- Milwaukee, WI
- NPI 1023064482
WI
-
- Psychiatric Hospital Unit
- Mequon, WI
- NPI 1417600909
-
- Multi-Specialty Clinic/Center
- Mequon, WI
- NPI 1710928221
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Milwaukee, WI
- NPI 1871656082
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1648425600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757462400000",
"number": "1467102707",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8701 WATERTOWN PLANK RD",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532263548",
"telephone_number": "414-955-8296"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8701 WATERTOWN PLANK RD",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532263548",
"telephone_number": "414-955-8296"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KIVLIN",
"first_name": "WILLIAM",
"middle_name": "EMMETT",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-03-28",
"last_updated": "2025-09-10",
"certification_date": "2025-09-10",
"status": "A"
},
"taxonomies": [
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "WI",
"license": "81301-21",
"primary": false
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "WI",
"license": "81301-21",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Milwaukee, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.