Individual provider Active NPI

Madisen Diehl, DDS

  • Dentist
  • Iowa City, IA
National Provider Identifier
1467210922
Registry record updated Jun 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
DentistTaxonomy code 122300000X
License
DDS-10507 Issued in IA
Practice address
200 Hawkins Dr
Iowa City, IA 52242-1049
Phone
(319) 356-2205
NPI assigned
Mar 11, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 22, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Dentist 122300000X DDS-10507 IA Primary
General Practice Dentistry 1223G0001X 2024-234A MN
Student in an Organized Health Care Education/Training Program 390200000X RES-30712 IA

Addresses

Primary practice location

200 Hawkins Dr
Iowa City, IA 52242-1049

Mailing address

51300 Pomerantz Family Pavilion
Iowa City, IA 52242-1049
Phone (319) 356-2205

Other practice location 1

801 Newton Rd
Iowa City, IA 52242-1001
Phone (319) 335-7440

Other practice location 2

715 8th Ave SE # Street4
Minneapolis, MN 55414-1339
Phone (612) 873-6010

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
2024-234AMNMDGeneral Practice Dentistry
RES-30712IAMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
State University of Iowa Past Accepting new patients

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1710115200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782086400000",
    "number": "1467210922",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "51300 POMERANTZ FAMILY PAVILION",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421049",
            "telephone_number": "319-356-2205"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 HAWKINS DR",
            "city": "IOWA CITY",
            "state": "IA",
            "postal_code": "522421049",
            "telephone_number": "319-356-2205"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "801 Newton Rd",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522421001",
            "country_code": "US",
            "telephone_number": "319-335-7440",
            "fax_number": "319-335-7451",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "715 8th Ave SE # Street4",
            "address_purpose": "LOCATION",
            "city": "Minneapolis",
            "state": "MN",
            "postal_code": "554141339",
            "country_code": "US",
            "telephone_number": "612-873-6010",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DIEHL",
        "first_name": "MADISEN",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-03-11",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "IA",
            "license": "DDS-10507",
            "primary": true
        },
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "MN",
            "license": "2024-234A",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IA",
            "license": "RES-30712",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Iowa City, IA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; 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.