Individual provider Active NPI

Alan K Klitzke, MD

  • Diagnostic Radiology Physician
  • Buffalo, NY
National Provider Identifier
1245389709
Registry record updated Jan 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
242743 Issued in NY
Practice address
Elm and Carlton Streets
Buffalo, NY 14263-0001
Phone
(716) 845-2300
Fax
(716) 845-8818
NPI assigned
Jan 10, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 5, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Nuclear Radiology Physician 2085N0904X 036176777 IL
Diagnostic Radiology Physician 2085R0202X 242743 NY Primary

Addresses

Primary practice location

Elm and Carlton Streets
Buffalo, NY 14263-0001

Mailing address

Elm and Carlton St
Buffalo, NY 14263-0001
Phone (716) 845-2300

Other practice location 1

676 N Saint Clair St Ste 800
Chicago, IL 60611-2978
Phone (312) 695-5753

Other identifiers 1

IdentifierTypeStateIssuer
02842717MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, IL2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20070625000066 NY Practitioner - Diagnostic Radiology 1355440819 Reassigns benefits to 1 organization
I20260218001302 IL Practitioner - Diagnostic Radiology 1355440819 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 1994
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Roswell Park Cancer InstituteGroup PAC ID 3577475110, 487 clinicians

Practice addresses (Care Compare)

1540 Maple Rd
Williamsville, NY 14221-3647
Phone (716) 845-2300

Elm and Carlton St
Buffalo, NY 14263-0001
Phone (716) 845-2300

Hospital & facility affiliations

  • Roswell Park Cancer Institute Hospital, Buffalo, NY, CCN 330354

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036176777ILMDNuclear Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Roswell Park Cancer Institute CurrentSince Nov 26, 2006 Accepting new patients
Roswell Park Cancer Institute CurrentSince Nov 26, 2006 Accepting new patients
Northwestern Medical Faculty Foundation Diagnostic Radiology CurrentSince Feb 1, 2026 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Feb 1, 2026 Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

676 N Saint Clair St
Ste 800
Chicago, IL 60611
Phone (312) 695-5753

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Dept 8000
Buffalo, NY 14267

Elm and Carlton St
Buffalo, NY 14263

Organizations & group practices 4

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 1

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": "1168387200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1245389709",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "ELM AND CARLTON ST",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142630001",
            "telephone_number": "716-845-2300",
            "fax_number": "716-845-8818"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "ELM AND CARLTON STREETS",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142630001",
            "telephone_number": "716-845-2300",
            "fax_number": "716-845-8818"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "676 N Saint Clair St Ste 800",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112978",
            "country_code": "US",
            "telephone_number": "312-695-5753",
            "fax_number": "312-695-5645",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KLITZKE",
        "first_name": "ALAN",
        "middle_name": "K",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-10",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085N0904X",
            "taxonomy_group": "",
            "desc": "Radiology, Nuclear Radiology",
            "state": "IL",
            "license": "036176777",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NY",
            "license": "242743",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02842717",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Buffalo, NY

Sources for this page

Verify at the official NPI Registry.