Active NPI
Karen Hazel Whitman, APN
- Family Nurse Practitioner
- Chicago, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 20900088
- Practice address
- 4437 S Cicero Ave
Chicago, IL 60632-4333 - Phone
- (312) 758-1435
- NPI assigned
- Mar 28, 2007
- Last updated
- Oct 28, 2025
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | RN203734 | TN | |
| Adult Health Nurse Practitioner | 363LA2200X | 209000988 | IL | |
| Adult Health Nurse Practitioner | 363LA2200X | APN19281 | TN | |
| Family Nurse Practitioner | 363LF0000X | 20900088 | IL | Primary |
Addresses
Primary practice location
4437 S Cicero Ave
Chicago, IL 60632-4333
Mailing address
332 S Michgan Ave
Suite 1100
Chicago, IL 60604
Phone (800) 660-4425
Other practice location 1
2018 Western Ave
Knoxville, TN 37921-5718
Phone (865) 544-0406
Other practice location 2
1 Westbrook Corporate Ctr Ste 300
Westchester, IL 60154-5709
Phone (866) 949-0108
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 1993
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
6300 W 95TH St
Oak Lawn, IL 60453-2256
Phone (708) 599-8800
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| RN203734 | TN | MD | Registered Nurse |
| APN19281 | TN | MD | Adult Health Nurse Practitioner |
| 20900088 | IL | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Vitae Health Medical Illinois, PLLC | Current | Accepting new patients | |
| Wellbe Senior Medical Illinois PC | Current | Accepting new patients | |
| Cimpar, S.C. | Current | Accepting new patients | |
| Applebaum Physiatry PLLC | Family | Current | Accepting new patients |
| Your Home Physicians, Inc. | Family | Past | Accepting new patients |
| Paragon Clinical LLC | Adult Health | Past | Accepting new patients |
| Cherokee Health Systems | Past | Accepting new patients | |
| Southwest Rheumatology PC | Past | Accepting new patients | |
| Paragon Clinical Midwest, LLC | Past | Accepting new patients | |
| Advocate Health Centers, Inc. | Past | Accepting new patients | |
| Transitions of Care, PLLC | Past | Accepting new patients | |
| Osf Multi-Specialty Group | Past | Accepting new patients |
Locations
225 W Washington St
Ste 1700
Chicago, IL 60606
Phone (234) 200-4220
2940 W 87th St
Chicago, IL 60652
Phone (773) 434-8787
303 E Wacker Dr
Ste 1127
Chicago, IL 60601
Phone (312) 328-2347
4437 S Cicero Ave
Chicago, IL 60632
Phone (773) 284-1421
5061 N Pulaski Rd
Chicago, IL 60630
Phone (773) 478-1186
10124 S Kedzie Ave
Evergreen Pk, IL 60805
Phone (708) 636-9200
5101 Willow Springs Rd
Lagrange Hlds, IL 60525
Phone (708) 245-4073
550 Warrenville Rd
Ste 200
Lisle, IL 60532
Phone (312) 776-2422
550 Warrenville Rd
Ste 300
Lisle, IL 60532
Phone (773) 332-9616
200 Martin Ave
Naperville, IL 60540
Phone (630) 236-8018
2013 Midwest Rd
Oak Brook, IL 60523
Phone (630) 495-0220
120 N Oak St
Oak Brook Mall, IL 60521
Phone (630) 856-6700
6300 W 95th St
Oak Lawn, IL 60453
Phone (708) 599-8800
101 Madison St
Ste 300
Oak Park, IL 60302
Phone (773) 849-9406
128 S East St
Unit 1109
Crown Point, IN 46308
Interoperability endpoints
- ms_kwhitma3@landmarkhealth-direct.org
Organizations & group practices 12
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Internal Medicine Physician
- Skokie, IL
- NPI 1174013452
-
- Physical Medicine & Rehabilitation Physician
- Oak Brook, IL
- NPI 1700598059
Family
-
- Internal Medicine Physician
- Oak Park, IL
- NPI 1467496224
-
- Internal Medicine Physician
- Lisle, IL
- NPI 1306499363
-
- Multi-Specialty Clinic/Center
- Chicago, IL
- NPI 1639111933
-
- Internal Medicine Physician
- Peoria, IL
- NPI 1922445527
-
- Rheumatology Physician
- Evergreen Park, IL
- NPI 1205958923
-
- Family Nurse Practitioner
- Chicago, IL
- NPI 1023253630
-
dba River Valley Health
- Federally Qualified Health Center (FQHC)
- Talbott, TN
- NPI 1134128820
-
- Nurse Practitioner
- Merrillville, IN
- NPI 1619335700
-
- Internal Medicine Physician
- Ann Arbor, MI
- NPI 1710289665
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1175040000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761609600000",
"number": "1912026584",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "332 S MICHGAN AVE",
"address_2": "SUITE 1100",
"city": "CHICAGO",
"state": "IL",
"postal_code": "60604",
"telephone_number": "800-660-4425",
"fax_number": "423-714-2355"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4437 S CICERO AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606324333",
"telephone_number": "312-758-1435"
}
],
"practiceLocations": [
{
"address_1": "2018 Western Ave",
"address_purpose": "LOCATION",
"city": "Knoxville",
"state": "TN",
"postal_code": "379215718",
"country_code": "US",
"telephone_number": "865-544-0406",
"fax_number": "865-544-0480",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1 Westbrook Corporate Ctr Ste 300",
"address_purpose": "LOCATION",
"city": "Westchester",
"state": "IL",
"postal_code": "601545709",
"country_code": "US",
"telephone_number": "866-949-0108",
"fax_number": "901-422-7636",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WHITMAN",
"first_name": "KAREN",
"middle_name": "HAZEL",
"name_prefix": "Miss",
"credential": "APN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-03-28",
"last_updated": "2025-10-28",
"certification_date": "2025-10-28",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "TN",
"license": "RN203734",
"primary": false
},
{
"code": "363LA2200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Adult Health",
"state": "IL",
"license": "209000988",
"primary": false
},
{
"code": "363LA2200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Adult Health",
"state": "TN",
"license": "APN19281",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "IL",
"license": "20900088",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 28, 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.