Jan A. Pietrzak, MPH, RD, LDN

Primary specialty

Registered DietitianTaxonomy code 133V00000X

Practice address

645 S Central Ave
Chicago, IL 60644-5059

Phone

(773) 854-5852

NPI assigned

Oct 20, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1161302400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1346322146",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12031 S 72ND CT",
            "city": "PALOS HEIGHTS",
            "state": "IL",
            "postal_code": "604631118",
            "telephone_number": "708-923-6803"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "645 S CENTRAL AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606445059",
            "telephone_number": "773-854-5852"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PIETRZAK",
        "first_name": "JAN",
        "middle_name": "A.",
        "name_prefix": "Mr.",
        "credential": "MPH, RD, LDN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-20",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Leslie Rae Pietruszka
• Matthew Daniel Pietruszka, OD
• Aaron Pietrykowski
• John Pietrykowski
• Agnieszka Beata Pietrzak, D.O.
• Sharon Pietrzak, MA, LCPC, CCDVC
• Dorota Pietrzakrudz
• Warren William Piette, M.D.
• Mark Pietz, D.P.M.
• Leah Pifer

• Registered Dietitian in Chicago, IL
• Providers in Chicago, IL by specialty
• Registered Dietitian in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.