Joselynn Castillo, DDS

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

DDS-10465 Issued in IA

Practice address

33 4TH St NW
Sioux Center, IA 51250-1870

Phone

(712) 722-1700

NPI assigned

May 28, 2026

Sex

Female

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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1779926400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779926400000",
    "number": "1710818471",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3 S 660 W",
            "city": "BLACKFOOT",
            "state": "ID",
            "postal_code": "832216120"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "33 4TH ST NW",
            "city": "SIOUX CENTER",
            "state": "IA",
            "postal_code": "512501870",
            "telephone_number": "712-722-1700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTILLO",
        "first_name": "JOSELYNN",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-05-28",
        "last_updated": "2026-05-28",
        "certification_date": "2026-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "IA",
            "license": "DDS-10465",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hailey Bradfield, PHARMD
• Hannah Buteyn, LMSW
• Bylsma-Mulder Family Dentistry, P.C.
• Leanne C. Bylsma-Mulder, D.D.S.
• Sarah E. Cam, ARNP
• Children'S Dental Centre, PC
• City of Sioux Center - City Treasurer
• Jon Elwin Clegg, CRNA
• Dawn Radigan Clemens, PHARM.D.
• Robert Clemens, MD

• General Practice Dentistry in Sioux Center, IA
• Providers in Sioux Center, IA by specialty
• General Practice Dentistry in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 28, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.