Individual provider Active NPI

John J Pieniazek, M.D.

  • Family Medicine Physician
  • Red Lake, MN
National Provider Identifier
1740360163
Registry record updated Feb 29, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
336-072015 Issued in IL
Practice address
Hwy 1
Red Lake, MN 56671
Phone
(218) 679-3912
Fax
(218) 679-0181
NPI assigned
Oct 17, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 29, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 336-072015 IL Primary

Addresses

Primary practice location

Hwy 1
Red Lake, MN 56671

Mailing address

Box 497
Indian Health Service
Red Lake, MN 56671
Phone (218) 679-3912

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20111220000411 IL Practitioner - Emergency MedicinePractitioner - Family Practice 5395708721 Reassigns benefits to 6 organizations

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. Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
336-072015ILMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Advocate Health and Hospitals Corporation CurrentSince Apr 24, 2017 Accepting new patients
McDonough County Hospital District Current Accepting new patients
McDonough County Hospital District CurrentSince Jan 4, 2012 Accepting new patients
McDonough County Hospital District Current Accepting new patients
McDonough County Hospital District Current Accepting new patients
Advocate Health & Hospitals Corp. CurrentSince Apr 24, 2017 Accepting new patients
Advocate Health and Hospitals Corporation Current Accepting new patients
Carle Eureka Hospital Current Accepting new patients
Osf Healthcare System Current Accepting new patients
Carle Health Care Incorporated Family Medicine CurrentSince Dec 28, 2025 Accepting new patients
McDonough County Hospital District Current Accepting new patients
Carle West Physician Group Inc Family Medicine CurrentSince Jul 1, 2020 Accepting new patients
McDonough County Hospital District Current Accepting new patients
McDonough County Hospital District CurrentSince Jan 4, 2012 Accepting new patients
PHS Indian Hospital Past Accepting new patients
Cep America LLC Past Accepting new patients
Ringtail Emergency Physicians Past Accepting new patients
Cep America LLC Past Accepting new patients

Locations

2204 Eastland Dr
Bloomington, IL 61704
Phone (309) 662-9461

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

3310 Fields South Dr
Champaign, IL 61822
Phone (217) 417-2352

29373 Network Pl
Chicago, IL 60673

525 E Grant St
Macomb, IL 61455
Phone (309) 836-1611

611 W Park St
Urbana, IL 61801
Phone (217) 383-6941

Interoperability endpoints

  • FHIR API: https://fhir-myrecord.cerner.com/r4/9c9d3cdf-0f7f-4b63-979a-f711747b3e95/

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

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1161043200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1204243200000",
    "number": "1740360163",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "BOX 497",
            "address_2": "INDIAN HEALTH SERVICE",
            "city": "RED LAKE",
            "state": "MN",
            "postal_code": "56671",
            "telephone_number": "218-679-3912",
            "fax_number": "218-679-0181"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "HWY 1",
            "city": "RED LAKE",
            "state": "MN",
            "postal_code": "56671",
            "telephone_number": "218-679-3912",
            "fax_number": "218-679-0181"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PIENIAZEK",
        "first_name": "JOHN",
        "middle_name": "J",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-10-17",
        "last_updated": "2008-02-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IL",
            "license": "336-072015",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Red Lake, MN

Sources for this page

Verify at the official NPI Registry.