Individual provider Active NPI

Marek Krysztofiak

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1174774426
Registry record updated Oct 6, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
125.045416 Issued in IL
Practice address
2525 S Michigan Ave
Mercy Hospital/Department of Internal Medicine
Chicago, IL 60616-2333
Phone
(312) 567-2000
NPI assigned
Oct 6, 2008
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 6, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 125.045416 IL Primary

Addresses

Primary practice location

2525 S Michigan Ave
Mercy Hospital/Department of Internal Medicine
Chicago, IL 60616-2333

Mailing address

920 W Madison St
Unit D8
Chicago, IL 60607-2718

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
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
I20120809000900 FL Practitioner - Internal MedicinePractitioner - Emergency Medicine 0749458198 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Hospital Medicine Services of FL, LLCGroup PAC ID 9234596743, 513 clinicians

Practice addresses (Care Compare)

14000 Fivay Rd
Hudson, FL 34667-7103
Phone (727) 819-2929

340 NW Commerce Dr
Lake City Medical Center
Lake City, FL 32055-4709
Phone (850) 719-9000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
125.045416ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hospital Medicine Services of FL, LLC CurrentSince Apr 1, 2023 Accepting new patients

Locations

1700 S 23rd St
Fort Pierce, FL 34950
Phone (772) 461-4000

14000 Fivay Rd
Hudson, FL 34667
Phone (727) 819-2929

340 NW Commerce Dr
Lake City, FL 32055
Phone (386) 719-9000

20900 Biscayne Blvd
Miami, FL 33180
Phone (305) 682-7290

9330 State Road 54
Trinity, FL 34655
Phone (727) 834-4000

11375 Cortez Blvd
Weeki Wachee, FL 34613
Phone (352) 596-4209

Organizations & group practices 1

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 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": "1223251200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1223251200000",
    "number": "1174774426",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "920 W MADISON ST",
            "address_2": "UNIT D8",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606072718"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2525 S MICHIGAN AVE",
            "address_2": "MERCY HOSPITAL/DEPARTMENT OF INTERNAL MEDICINE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606162333",
            "telephone_number": "312-567-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KRYSZTOFIAK",
        "first_name": "MAREK",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-10-06",
        "last_updated": "2008-10-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.045416",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.