Individual provider Active NPI

Charles J Ruzkowski, MD

  • Gastroenterology Physician
  • Pueblo, CO
National Provider Identifier
1669576757
Registry record updated May 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
39991 Issued in CO
Practice address
1600 N Grand Ave
Suite 150
Pueblo, CO 81003-2749
Phone
(719) 595-7680
Fax
(719) 595-7687
NPI assigned
Sep 11, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 1, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X MD-23100 HI
Gastroenterology Physician 207RG0100X 39991 CO Primary

Addresses

Primary practice location

1600 N Grand Ave
Suite 150
Pueblo, CO 81003-2749

Mailing address

PO Box 560825
Denver, CO 80256-0825
Phone (719) 595-7580

Other identifiers 1

IdentifierTypeStateIssuer
90023030MedicaidCO

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO, NM, HI, MT4 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20041118001214 CO Practitioner - Gastroenterology 4789648601 Reassigns benefits to 2 organizations
I20230123000565 NM Practitioner - Gastroenterology 4789648601 Reassigns benefits to 1 organization
I20230213000384 HI Practitioner - Gastroenterology 4789648601 Reassigns benefits to 3 organizations
I20241230002440 MT Practitioner - Gastroenterology 4789648601 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Chicago College of Medicine and Surgery, 1982
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Powell County Memorial Hospital Association Inc.Group PAC ID 6103734728, shared by 2 NPIs, 16 clinicians
Hilo Benioff Medical CenterGroup PAC ID 1254422900, shared by 4 NPIs, 131 clinicians
Kau HospitalGroup PAC ID 7416945548, shared by 9 NPIs, 138 clinicians
Digestive Diseases Specialists of Colorado,LLCGroup PAC ID 8527022060, 4 clinicians
Alii Health CenterGroup PAC ID 4486984549, 50 clinicians

Practice addresses (Care Compare)

1100 Hollenback
Deer Lodge, MT 59722

1100 Hollenbeck LN
Deer Lodge, MT 59722-2317
Phone (406) 846-1722

1190 Waianuenue Ave
Hilo, HI 96720-2089
Phone (808) 932-3000

1600 N Grand Ave
Suite 440
Pueblo, CO 81003-2760
Phone (719) 543-3500

514 Pia LN
Deer Lodge, MT 59722-9421

78 -6831 Alii Dr
Suite 328
Kailua Kona, HI 96740-4408
Phone (808) 747-8321

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy62
Upper gastrointestinal (GI) endoscopy for acid reflux42

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
39991COMDGastroenterology Physician
MD-23100HIMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hilo Benioff Medical Center CurrentSince Feb 1, 2023 Accepting new patients
Ali'I Health Center CurrentSince Sep 1, 2024 Accepting new patients
Kau Hospital CurrentSince Feb 1, 2023 Accepting new patients
Alii Health Center Current Accepting new patients
Kau Hospital CurrentSince Feb 1, 2023 Accepting new patients
Banner Health Physicians Colorado LLC Current Accepting new patients
Southwest Medical Associates, LLC CurrentSince Nov 1, 2022 Accepting new patients
Banner Health Physicians Colorado LLC CurrentSince Oct 24, 2022 Accepting new patients
Powell County Memorial Hospital Association Inc Current Accepting new patients
Kau Hospital Current Accepting new patients
Southwest Medical Associates, LLC CurrentSince Nov 1, 2022 Accepting new patients
Powell County Memorial Hospital Association Inc CurrentSince Jan 2, 2025 Accepting new patients
Digestive Diseases Specialists of Colorado,LLC Gastroenterology CurrentSince Sep 9, 2024 Accepting new patients
Banner Health Physicians Colorado LLC CurrentSince Oct 24, 2022 Accepting new patients
Hilo Benioff Medical Center CurrentSince Feb 1, 2023 Accepting new patients
The Iowa Clinic, PC Past Accepting new patients
Alii Health Center PastSince Feb 14, 2021 Accepting new patients
The Iowa Clinic PC Gastroenterology PastSince Oct 1, 1995 Accepting new patients

Locations

1801 16th St
Ste C2B
Greeley, CO 80631
Phone (970) 810-4121

2010 16th St
Ste A
Greeley, CO 80631
Phone (970) 378-4475

1801 16th St
Greeley, CO 80631
Phone (970) 352-4121

1600 N Grand Ave
Ste 440
Pueblo, CO 81003
Phone (719) 543-3500

1190 Waianuenue Ave
Hilo, HI 96720
Phone (808) 932-3000

78-6831 Alii Dr
Ste 418
Kailua Kona, HI 96740
Phone (808) 747-8725

78-6831 Alii Dr
Ste 422
Kailua Kona, HI 96740
Phone (808) 747-8321

78-6831 Alii Dr
Ste 328
Kailua Kona, HI 96740
Phone (808) 747-8321

1100 Hollenbeck Ln
Deer Lodge, MT 59722
Phone (406) 846-1722

715 Martin Luther King Ave NE
Ste 301
Albuquerque, NM 87102
Phone (505) 727-4500

4101 Indian School Rd NE
Ste 110
Albuquerque, NM 87110
Phone (505) 727-8360

4705 Montgomery Blvd NE
Ste 201
Albuquerque, NM 87109
Phone (505) 727-6550

Interoperability endpoints

  • Direct secure messaging: cruzkowski21333@hhsc.direct-ci.com

Organizations & group practices 18

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.

View all 18

Hospital & facility affiliations 3

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": "1157932800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746057600000",
    "number": "1669576757",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 560825",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802560825",
            "telephone_number": "719-595-7580",
            "fax_number": "719-545-0176"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 N GRAND AVE",
            "address_2": "SUITE 150",
            "city": "PUEBLO",
            "state": "CO",
            "postal_code": "810032749",
            "telephone_number": "719-595-7680",
            "fax_number": "719-595-7687"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RUZKOWSKI",
        "first_name": "CHARLES",
        "middle_name": "J",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-11",
        "last_updated": "2025-05-01",
        "certification_date": "2025-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "HI",
            "license": "MD-23100",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CO",
            "license": "39991",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "90023030",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Pueblo, CO

Sources for this page

Verify at the official NPI Registry.