Individual provider Active NPI

Mariah Mallinger, RDN, LDN

  • Registered Dietitian
  • Schaumburg, IL
National Provider Identifier
1972379964
Registry record updated Jan 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
164009356 Issued in IL
Practice address
519 S Roselle Rd
Schaumburg, IL 60193-2925
Phone
(847) 618-0535
Fax
(847) 618-0781
NPI assigned
Nov 30, 2023
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 7, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X 164009356 IL Primary

Addresses

Primary practice location

519 S Roselle Rd
Schaumburg, IL 60193-2925

Mailing address

2650 Ridge Ave Ste 1223
Evanston, IL 60201-1700
Phone (847) 982-6715

Other practice location 1

7702 N Alpine Rd
Loves Park, IL 61111-3107
Phone (815) 971-2000

Other names 1

  • Mariah Malinger Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240118003352 IL Practitioner - Registered Dietitian Or Nutrition Professional 9436501087 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Endeavor Health Medical Group CurrentSince Nov 4, 2025 Accepting new patients
Rockford Health Physicians CurrentSince Dec 5, 2023 Accepting new patients
Endeavor Health Medical Group Past Accepting new patients

Locations

29624 Network Pl
Chicago, IL 60673
Phone (608) 741-7652

9532 Eagle Way
Chicago, IL 60678

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

2650 Ridge Ave
Ste 1223
Evanston, IL 60201
Phone (847) 982-3175

7702 N Alpine Rd
Loves Park, IL 61111
Phone (815) 971-3397

2300 N Rockton Ave
Rockford, IL 61103
Phone (815) 971-5510

519 S Roselle Rd
Schaumburg, IL 60193
Phone (847) 618-0535

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1701302400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767744000000",
    "number": "1972379964",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2650 RIDGE AVE STE 1223",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011700",
            "telephone_number": "847-982-6715"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "519 S ROSELLE RD",
            "city": "SCHAUMBURG",
            "state": "IL",
            "postal_code": "601932925",
            "telephone_number": "847-618-0535",
            "fax_number": "847-618-0781"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7702 N Alpine Rd",
            "address_purpose": "LOCATION",
            "city": "Loves Park",
            "state": "IL",
            "postal_code": "611113107",
            "country_code": "US",
            "telephone_number": "815-971-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MALLINGER",
        "first_name": "MARIAH",
        "credential": "RDN, LDN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-11-30",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "IL",
            "license": "164009356",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MARIAH",
            "last_name": "MALINGER",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Schaumburg, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.