Jeffrey Jack Leya, M.D.

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

Mercyone Family Medicine Residency Program
1010 4TH St SW Ste 240
Mason City, IA 50401

Phone

(641) 428-7779

NPI assigned

Jun 28, 2016

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1467072000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753315200000",
    "number": "1124479449",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2160 S 1ST AVE",
            "address_2": "BLDG 120, ROOM 220",
            "city": "MAYWOOD",
            "state": "IL",
            "postal_code": "60153"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "MERCYONE FAMILY MEDICINE RESIDENCY PROGRAM",
            "address_2": "1010 4TH ST SW STE 240",
            "city": "MASON CITY",
            "state": "IA",
            "postal_code": "50401",
            "telephone_number": "641-428-7779"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1407 Geneva Rd",
            "address_purpose": "LOCATION",
            "city": "Ann Arbor",
            "state": "MI",
            "postal_code": "481034487",
            "country_code": "US",
            "telephone_number": "734-936-4000",
            "fax_number": "915-742-3238",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEYA",
        "first_name": "JEFFREY",
        "middle_name": "JACK",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-06-28",
        "last_updated": "2025-07-24",
        "certification_date": "2025-07-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Anna Levan, ARNP
• Gary M Levinson, MD
• Adam Lewis, LMSW
• Benjamin Lewis
• Stacy Lewis
• Richmond Li
• Jared James Lichman, DPT, LAT, ATC
• Life Change Solutions, Inc.
• Becky Lindaman
• Zachary Theodore Lindquist I, DDS

• Student in an Organized Health Care Education/Training Program in Mason City, IA
• Providers in Mason City, IA by specialty
• Student in an Organized Health Care Education/Training Program in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 24, 2025; 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.