Active NPI
Jack S Harweger, AGACNP-BC
- Gerontology Nurse Practitioner
- Freeport, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gerontology Nurse Practitioner
- License
- 277003875
- Practice address
- 1036 W Stephenson St
Freeport, IL 61032-4865 - Phone
- (815) 599-7715
- NPI assigned
- Sep 10, 2013
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 209-010694 | IL | |
| Gerontology Nurse Practitioner | 363LG0600X | 277003875 | IL | Primary |
| Cardiovascular Disease Physician | 207RC0000X | 209-010694 | IL | |
| Registered Nurse | 163W00000X | 041-358671 | IL |
Addresses
Primary practice location
1036 W Stephenson St
Freeport, IL 61032-4865
Mailing address
PO Box 857
Freeport, IL 61032-0857
Phone (815) 599-7950
Other practice location 1
444 Roxbury Rd
Rockford, IL 61107-5059
Phone (815) 398-3000
Other practice location 2
1045 W Stephenson St
Freeport, IL 61032-4864
Phone (815) 599-7866
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
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20140311001642 | IL | Practitioner - Nurse Practitioner | 1153388087 | Reassigns benefits to 3 organizations |
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 2013
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Freeport Regional Health Care FoundationOsf Multi-Specialty Group
Practice addresses (Care Compare)
1036 W Stephenson St
Freeport, IL 61032-4865
Phone (815) 599-6000
1045 W Stephenson St
Freeport, IL 61032-4864
Phone (815) 599-6000
2107 Chicago Ave
Savanna, IL 61074-1716
Phone (815) 273-3323
3001 Highland View Dr
Freeport, IL 61032-6942
Phone (815) 235-3165
444 Roxbury Rd
Rockford, IL 61107-5059
Phone (815) 398-3000
600 N Rush St
Stockton, IL 61085-1010
Phone (815) 947-3211
602 W Olympic Dr
Lanark, IL 61046-9105
Phone (815) 493-2831
8600 State Route 91
Suite 130
Peoria, IL 61615-7829
Phone (309) 683-5050
Hospital & facility affiliations
- FHN Memorial Hospital
- Saint Anthony Medical Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.08 of 100
- Quality
- 86.25
- Improvement activities
- 40
- Cost
- 77.17
Merit-based Incentive Payment System (MIPS)
- Final score
- 83.84 of 100
- Quality
- 75.22
- Promoting interoperability
- 92
- Improvement activities
- 40
- Cost
- 73.11
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 041-358671 | IL | MD | Registered Nurse |
| 209-010694 | IL | MD | Cardiovascular Disease Physician |
| 277003875 | IL | MD | Gerontology Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Central PA Pharmacy LLC. | Current | Accepting new patients | |
| Osf Multi-Specialty Group | Current | Accepting new patients | |
| Freeport Regional Health Care Foundation | Current | Accepting new patients | |
| Freeport Memorial Hospital | Current | Accepting new patients | |
| Freeport Memorial Hospital | Past | Accepting new patients |
Locations
421 W Exchange St
Freeport, IL 61032
Phone (815) 599-7300
1045 W Stephenson St
Freeport, IL 61032
Phone (815) 599-6105
1036 W Stephenson St
Freeport, IL 61032
Phone (815) 599-7410
8600 State Route 91
Ste 130
Peoria, IL 61615
Phone (309) 683-5050
444 Roxbury Rd
Rockford, IL 61107
Phone (815) 395-9196
600 N Rush St
Stockton, IL 61085
Phone (815) 235-3165
Ownership & related parties
All facility ownership & control disclosures 1
Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.
| Facility | Type | Role | Since |
|---|---|---|---|
| FHN Hospice | Hospice | Corporate Director | Feb 1, 2024 |
Owned or controlled facilities with NPI records 1
Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.
-
- Community Based Hospice Care Agency
- Freeport, IL
- NPI 1033146279
Corporate Director
Organizations & group practices 8
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.
-
- Durable Medical Equipment & Medical Supplies
- Freeport, IL
- NPI 1003068909
-
- Durable Medical Equipment & Medical Supplies
- Freeport, IL
- NPI 1043355100
-
- Durable Medical Equipment & Medical Supplies
- Lena, IL
- NPI 1174667430
-
- Community/Retail Pharmacy
- Patton, PA
- NPI 1578541413
-
- Health Educator
- Freeport, IL
- NPI 1326880386
Hospital & facility affiliations 2
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": "1378771200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769558400000",
"number": "1396170205",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 857",
"city": "FREEPORT",
"state": "IL",
"postal_code": "610320857",
"telephone_number": "815-599-7950"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1036 W STEPHENSON ST",
"city": "FREEPORT",
"state": "IL",
"postal_code": "610324865",
"telephone_number": "815-599-7715"
}
],
"practiceLocations": [
{
"address_1": "444 Roxbury Rd",
"address_purpose": "LOCATION",
"city": "Rockford",
"state": "IL",
"postal_code": "611075059",
"country_code": "US",
"telephone_number": "815-398-3000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1045 W Stephenson St",
"address_purpose": "LOCATION",
"city": "Freeport",
"state": "IL",
"postal_code": "610324864",
"country_code": "US",
"telephone_number": "815-599-7866",
"fax_number": "815-599-6933",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "HARWEGER",
"first_name": "JACK",
"middle_name": "S",
"credential": "AGACNP-BC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2013-09-10",
"last_updated": "2026-01-28",
"certification_date": "2026-01-28",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "IL",
"license": "209-010694",
"primary": false
},
{
"code": "363LG0600X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Gerontology",
"state": "IL",
"license": "277003875",
"primary": true
},
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "IL",
"license": "209-010694",
"primary": false
},
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "IL",
"license": "041-358671",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Freeport, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 28, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; 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.