Individual provider Active NPI

Colleen M Grandowski, ACNP

  • Nurse Practitioner
  • Mokena, IL
National Provider Identifier
1265768352
Registry record updated Jan 17, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
277000793 Issued in IL
Practice address
21202 Owens Rd Ste 101
Mokena, IL 60448-2001
Phone
(779) 334-0030
Fax
(779) 334-0031
NPI assigned
Oct 23, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 17, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X 209007785 IL
Nurse Practitioner 363L00000X 277000793 IL Primary

Addresses

Primary practice location

21202 Owens Rd Ste 101
Mokena, IL 60448-2001

Mailing address

21202 Owens Rd Ste 101
Mokena, IL 60448-2001
Phone (779) 334-0030

Other identifiers 1

IdentifierTypeStateIssuer
2009006540OtherILAMERICAN NURSES CREDENTIALING CENTER

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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100109000163 IL Practitioner - Nurse Practitioner 5294876439 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Loyola University of Chicago, Stritch School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mount Sinai Community FoundationGroup PAC ID 5991600405, 247 clinicians
Prime Healthcare Illinois Medical Group LLCGroup PAC ID 5597275685, 278 clinicians

Practice addresses (Care Compare)

1401 S California Ave
Chicago, IL 60608-1858
Phone (773) 522-6656

1859 S Blue Island Ave
Chicago, IL 60608-3012
Phone (312) 738-3111

201 N Hammes Ave
Joliet, IL 60435-6611
Phone (224) 273-6350

California Ave at 15TH St
Chicago, IL 60608-1858
Phone (773) 542-2000

Hospital & facility affiliations

  • Saint Joseph Medical Center Hospital, Joliet, IL, CCN 140007
  • Morris Hospital & Healthcare Centers Hospital, Morris, IL, CCN 140101
  • Mt Sinai Hospital Medical Center Hospital, Chicago, IL, CCN 140018
  • Presence St Marys Hospital Hospital, Kankakee, IL, CCN 140155
  • Alexian Brothers Medical Center 1 Hospital, Elk Grove Village, IL, CCN 140258

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
277000793ILMDNurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Prime Healthcare Illinois Medical Group LLC CurrentSince Jun 28, 2025 Accepting new patients
Mount Sinai Community Foundation CurrentSince Dec 1, 2019 Accepting new patients
Mount Sinai Community Foundation Current Accepting new patients
Mount Sinai Community Foundation CurrentSince Dec 1, 2019 Accepting new patients
E Mediate Cure LLC CurrentSince Sep 8, 2015 Accepting new patients
Emergency Medicine Physicians of Will County, LLC Past Accepting new patients

Locations

1801 W Olympic Blvd
#2636
Pasadena, CA 91199

1325 N Highland Ave
Aurora, IL 60506
Phone (630) 801-2756

100 Provena Way
Ste 103
Bourbonnais, IL 60914
Phone (815) 937-8780

7447 W Talcott Ave
Ste 233
Chicago, IL 60631
Phone (815) 725-4367

26460 Network Pl
Chicago, IL 60673
Phone (708) 786-2900

1859 S Blue Island Ave
Chicago, IL 60608
Phone (312) 666-5455

100 N River Rd
Des Plaines, IL 60016
Phone (847) 297-1800

301 Madison St
Joliet, IL 60435
Phone (815) 725-6331

201 N Hammes Ave
Joliet, IL 60435
Phone (224) 273-6350

301 Madison St
Ste 120
Joliet, IL 60435
Phone (815) 725-2699

333 Madison St
Joliet, IL 60435
Phone (815) 725-7222

301 Madison St
Ste 300
Joliet, IL 60435
Phone (815) 725-4367

1039 Brook Forest Ave
Shorewood, IL 60404
Phone (815) 681-7733

Organizations & group practices 7

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 5

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": "1256256000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1642377600000",
    "number": "1265768352",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21202 OWENS RD STE 101",
            "city": "MOKENA",
            "state": "IL",
            "postal_code": "604482001",
            "telephone_number": "779-334-0030",
            "fax_number": "779-334-0031"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21202 OWENS RD STE 101",
            "city": "MOKENA",
            "state": "IL",
            "postal_code": "604482001",
            "telephone_number": "779-334-0030",
            "fax_number": "779-334-0031"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRANDOWSKI",
        "first_name": "COLLEEN",
        "middle_name": "M",
        "credential": "ACNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-10-23",
        "last_updated": "2022-01-17",
        "certification_date": "2021-12-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "IL",
            "license": "209007785",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "IL",
            "license": "277000793",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AMERICAN NURSES CREDENTIALING CENTER",
            "identifier": "2009006540",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Mokena, IL

Sources for this page

Verify at the official NPI Registry.