Individual provider Active NPI

Marissa Wertheimer, RD

  • Registered Dietitian
  • Nashville, TN
National Provider Identifier
1740813559
Registry record updated May 12, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
LDN0000002957 Issued in TN
Practice address
4731 Centennial Blvd Apt 316
Nashville, TN 37209-1978
Phone
(404) 606-2994
NPI assigned
Feb 20, 2020
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 12, 2023

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 LDN0000002957 TN Primary

Addresses

Primary practice location

4731 Centennial Blvd Apt 316
Nashville, TN 37209-1978

Mailing address

719 Thompson LN Ste 222000
Nashville, TN 37204-3609

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250107003908 TX Practitioner - Registered Dietitian Or Nutrition Professional 4981132933 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Nourish, Inc.Group PAC ID 1557724937, 288 clinicians

Practice addresses (Care Compare)

3724 Jefferson St
Suite 104
Austin, TX 78731-6204
Phone (512) 693-7045

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

State licenses

LicenseStateTypeSpecialty
LDN0000002957TNMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Nourish, Inc. Dietitian, Registered CurrentSince Feb 3, 2026 Accepting new patients

Locations

4600 E Washington St
Ste 300
Phoenix, AZ 85034
Phone (602) 638-1872

8605 Santa Monica Blvd
#320298
West Hollywood, CA 90069

3724 Jefferson St
Ste 104
Austin, TX 78731
Phone (512) 399-9039

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.

NPI Registry JSON

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

{
    "created_epoch": "1582156800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1683849600000",
    "number": "1740813559",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "719 THOMPSON LN STE 222000",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372043609"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4731 CENTENNIAL BLVD APT 316",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372091978",
            "telephone_number": "404-606-2994"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WERTHEIMER",
        "first_name": "MARISSA",
        "credential": "RD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-02-20",
        "last_updated": "2023-05-12",
        "certification_date": "2023-05-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "TN",
            "license": "LDN0000002957",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Nashville, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 12, 2023; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.