Alex Rier, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

R-12459 Issued in IA

Practice address

1200 Pleasant St
Des Moines, IA 50309-1406

Phone

(515) 241-6372

Fax

(515) 241-5375

NPI assigned

May 18, 2022

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Anesthesiology

Education

University of Iowa, RJ & L Carver College of Medicine, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1652832000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782345600000",
    "number": "1548907728",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 180",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503010180",
            "telephone_number": "515-401-1950",
            "fax_number": "515-401-1955"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 PLEASANT ST",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503091406",
            "telephone_number": "515-241-6372",
            "fax_number": "515-241-5375"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RIER",
        "first_name": "ALEX",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-05-18",
        "last_updated": "2026-06-25",
        "certification_date": "2026-06-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IA",
            "license": "R-12459",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Carla Ridgely-Turner
• Jenna L W Ridlen, D.O.
• Terry Rae Rieck, D.D.S.
• Janet Lynn Rieckhoff, MS
• Angie Riepe, L.M.S.W.
• Kevin Peter Riesselman, LMSW
• Anna Kathleen Riessen, M.D.
• Jared L Rietveld, DO
• Jenn Riggs
• Bradley J Riley, MD

• Anesthesiology Physician in Des Moines, IA
• Providers in Des Moines, IA by specialty
• Anesthesiology Physician in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.