Individual provider Active NPI

Megan M Rolfson, MS, RDN, CD

  • Registered Dietitian
  • Madison, WI
National Provider Identifier
1447743042
Registry record updated Jun 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
2966-29 Issued in WI
Practice address
3209 Dryden Dr
Madison, WI 53704-3015
Phone
(608) 241-9020
NPI assigned
Jun 8, 2018
Last updated
Jun 17, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 17, 2025

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 2966-29 WI Primary

Addresses

Primary practice location

3209 Dryden Dr
Madison, WI 53704-3015

Mailing address

7974 Uw Health CT
Middleton, WI 53562-5531

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250916001968 WI Practitioner - Registered Dietitian Or Nutrition Professional 7810410420 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
University of Wisconsin School of Medicine, 2011
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

7974 Uw Health CT
Middleton, WI 53562-5531

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2966-29WIMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
University of Wisconsin Medical Foundation, Inc CurrentSince Dec 31, 2024 Accepting new patients
University of Wisconsin Medical Foundation, Inc CurrentSince Jul 6, 2025 Accepting new patients

Locations

3209 Dryden Dr
Madison, WI 53704
Phone (608) 241-9020

600 Highland Ave
Madison, WI 53792
Phone (608) 263-0325

7974 Uw Health Ct
Middleton, WI 53562
Phone (608) 829-5270

2817 New Pinery Rd
Portage, WI 53901
Phone (608) 745-4598

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1528416000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750118400000",
    "number": "1447743042",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7974 UW HEALTH CT",
            "city": "MIDDLETON",
            "state": "WI",
            "postal_code": "535625531"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3209 DRYDEN DR",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537043015",
            "telephone_number": "608-241-9020"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROLFSON",
        "first_name": "MEGAN",
        "middle_name": "M",
        "credential": "MS, RDN, CD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-06-08",
        "last_updated": "2025-06-17",
        "certification_date": "2025-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "WI",
            "license": "2966-29",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Madison, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 17, 2025; 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.