Individual provider Active NPI

Mary Elizabeth Hillaker, CNM, ARNP

  • Advanced Practice Midwife
  • Des Moines, IA
National Provider Identifier
1366373243
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Practice MidwifeTaxonomy code 367A00000X
License
B192438 Issued in IA
Practice address
3500 2ND Ave Ste 1
Des Moines, IA 50313-4468
Phone
(515) 508-9258
NPI assigned
May 28, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Advanced Practice Midwife 367A00000X B192438 IA Primary

Addresses

Primary practice location

3500 2ND Ave Ste 1
Des Moines, IA 50313-4468

Mailing address

1832 E 12TH St
Des Moines, IA 50316-2006
Phone (515) 508-9258

Other names 1

  • Marybeth Hillaker Other name

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

NPI Registry JSON

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

{
    "created_epoch": "1779926400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784246400000",
    "number": "1366373243",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1832 E 12TH ST",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503162006",
            "telephone_number": "515-508-9258"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3500 2ND AVE STE 1",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503134468",
            "telephone_number": "515-508-9258"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HILLAKER",
        "first_name": "MARY",
        "middle_name": "ELIZABETH",
        "credential": "CNM, ARNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-05-28",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "IA",
            "license": "B192438",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MARYBETH",
            "last_name": "HILLAKER",
            "credential": "MSN, CNM, ARNP",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Des Moines, IA

Sources for this page

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