Active NPI
Maxim Healthcare Services, Inc.
- Home Health Agency
- Madison, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Home Health Agency
- License
- 1039
- Legal business name
- MAXIM HEALTHCARE SERVICES, INC.
- Practice address
- 5100 Eastpark Blvd Ste 100
Madison, WI 53718-2149 - Phone
- (608) 232-1000
- NPI assigned
- Apr 11, 2006
- Last updated
- Oct 2, 2026
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- David Kowalczyk
- Title
- VP of Finance
- Phone
- (410) 910-1500
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Home Health Agency | 251E00000X | 1039 | WI | Primary |
| Respite Care | 385H00000X | NU | ||
| In Home Supportive Care Agency | 253Z00000X | NU |
Addresses
Primary practice location
5100 Eastpark Blvd Ste 100
Madison, WI 53718-2149
Mailing address
7227 Lee Deforest Drive
Columbia, MD 21046-3405
Phone (410) 910-1500
Other practice location 1
5752 Tokay Blvd
Madison, WI 53719-6000
Phone (608) 232-1000
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 41537900 | Medicaid | WI |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20050418001273 | WI | Part A Provider - Home Health Agency | 1658288410 | Practice locations: Madison, WI |
NPI to CCN mapping 1
The Medicare certification numbers (CCNs) connected to NPI 1821051731. Details of each certification follow.
Home health agency certification: CCN 527290
- Legal name
- MAXIM HEALTHCARE SERVICES INC
- Certification status
- Active
- Provider type (POS)
- Home health agency
- Participating since
- Aug 11, 2005
- Last certification
- Sep 24, 2020
- Ownership / control type
- Proprietary
- Organization structure
- Corporation
- Incorporated
- Sep 2, 1988 in MD
- Enrollment address
- 5100 Eastpark Blvd
Ste 100
Madison, WI 53718-2149
Care Compare: Home health agency
Medicare Care Compare- Listed as
- Maxim Healthcare Services
- Ownership
- Proprietary
- Certified
- Aug 11, 2005
- Medicare certification status
- Active
- Services
- Nursing, Home health aide
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 52D1008890 | Maxim Healthcare Services Inc | Certificate of waiver | Jan 29, 2027 |
National Provider Directory
National Provider Directory- Tax ID family
- Maxim Healthcare Services Inc
Organizations with this tax ID in the same state 1
This tax ID family is large, so up to 24 of its organizations in the same state are linked here.
-
- Home Health Agency
- Neenah, WI
- NPI 1447357884
Locations
5100 Eastpark Blvd
Ste 100
Madison, WI 53718
Phone (608) 232-1000
Ownership & related parties
All disclosed owners & managing parties 11
As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.
| Name | Role | Since | Share |
|---|---|---|---|
| Maxim Healthcare Services Inc | Other | Jan 9, 2006 | |
| Joseph W Marshall | Corporate Director | Jul 1, 2017 | |
| Randall D Sones | Corporate Director | Aug 25, 2009 | |
| Duane D Brickhouse | W-2 Managing Employee | Jan 1, 2022 | |
| Jarrod L Depriest | Corporate Officer | Jan 1, 2022 | |
| Matthew Sticklin | Corporate Officer | Aug 29, 2022 | |
| Toni-Jean L Friedman | Corporate Officer | Nov 1, 2009 | |
| Oak Investment Trust | 5% Or Greater Indirect Ownership Interest | Mar 18, 2019 | 38.89% |
| Stephen J Bisciotti | 5% Or Greater Indirect Ownership Interest | Mar 18, 2019 | 19.94% |
| Oak Investment Trust II | 5% Or Greater Indirect Ownership Interest | Mar 18, 2019 | 39.35% |
| Maxim Healthcare Services Holdings, Inc. | 5% Or Greater Direct Ownership Interest | Mar 18, 2019 | 100% |
All facility ownership & control disclosures 26
Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.
| Facility | Type | Role | Since |
|---|---|---|---|
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 9, 2006 |
| Maxim Healthcare Services, Inc. | Home health agency | Other | Jan 9, 1996 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Apr 25, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 30, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other | Jan 9, 2006 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Sep 2, 1988 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jun 1, 2007 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Feb 10, 2012 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Dec 4, 2009 |
| Maxim Healthcare Services Inc | Home health agency | Operational/Managerial Control (100%) | Jan 1, 2009 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Apr 28, 2010 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jun 30, 2011 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jun 30, 2011 |
| Maxim Healthcare Services Inc | Home health agency | Other (100%) | Jun 30, 2011 |
Facilities with the same owner 69
Facilities that share an organizational owner with 5% or greater ownership or operational control.
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-
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- Skilled Nursing Facility
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-
dba Casa de las Campanas
- Skilled Nursing Facility
- San Diego, CA
- NPI 1770566978
Oak Investment Trust, Oak Investment Trust II
-
- Skilled Nursing Facility
- Palm Beach Gardens, FL
- NPI 1114008570
Oak Investment Trust, Oak Investment Trust II
-
dba Terraces at the Clare
- Skilled Nursing Facility
- Chicago, IL
- NPI 1902167349
Oak Investment Trust, Oak Investment Trust II
-
dba Continuing Care at Eagle's Trace
- Skilled Nursing Facility
- Houston, TX
- NPI 1144580192
Oak Investment Trust, Oak Investment Trust II
-
dba Continuing Care at Fox Run
- Skilled Nursing Facility
- Novi, MI
- NPI 1750447223
Oak Investment Trust, Oak Investment Trust II
-
dba Somerfield at The Heritage
- Skilled Nursing Facility
- Brentwood, TN
- NPI 1770694119
Oak Investment Trust, Oak Investment Trust II
-
dba Continuing Care at Highland Springs
- Skilled Nursing Facility
- Dallas, TX
- NPI 1558620633
Oak Investment Trust, Oak Investment Trust II
-
dba Continuing Care at Lantern Hill
- Skilled Nursing Facility
- New Providence, NJ
- NPI 1790222131
Oak Investment Trust, Oak Investment Trust II
-
dba Acacia Health Center
- Skilled Nursing Facility
- Phoenix, AZ
- NPI 1063725117
Oak Investment Trust, Oak Investment Trust II
-
dba Continuing Care at Maris Grove
- Skilled Nursing Facility
- Glen Mills, PA
- NPI 1053566455
Oak Investment Trust, Oak Investment Trust II
Practitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Registered Nurse
- Madison, WI
- NPI 1629328687
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1144713600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1790899200000",
"number": "1821051731",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7227 LEE DEFOREST DRIVE",
"city": "COLUMBIA",
"state": "MD",
"postal_code": "210463405",
"telephone_number": "410-910-1500",
"fax_number": "410-910-1600"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5100 EASTPARK BLVD STE 100",
"city": "MADISON",
"state": "WI",
"postal_code": "537182149",
"telephone_number": "608-232-1000"
}
],
"practiceLocations": [
{
"address_1": "5752 Tokay Blvd",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537196000",
"country_code": "US",
"telephone_number": "608-232-1000",
"fax_number": "608-232-0200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"organization_name": "MAXIM HEALTHCARE SERVICES, INC.",
"organizational_subpart": "NO",
"enumeration_date": "2006-04-11",
"last_updated": "2026-10-02",
"certification_date": "2026-10-02",
"status": "A",
"authorized_official_last_name": "KOWALCZYK",
"authorized_official_first_name": "DAVID",
"authorized_official_title_or_position": "VP OF FINANCE",
"authorized_official_telephone_number": "410-910-1500"
},
"taxonomies": [
{
"code": "251E00000X",
"taxonomy_group": "",
"desc": "Home Health",
"state": "WI",
"license": "1039",
"primary": true
},
{
"code": "385H00000X",
"taxonomy_group": "",
"desc": "Respite Care",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "253Z00000X",
"taxonomy_group": "",
"desc": "In Home Supportive Care",
"state": "NU",
"license": null,
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "41537900",
"state": "WI"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Madison, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 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.
- 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.