Peter J. Levonian, M.S.

Primary specialty

Genetic Counselor (M.S.)Taxonomy code 170300000X

Practice address

1900 South Ave
Eb1-001
La Crosse, WI 54601-5467

Phone

(608) 775-3995

Fax

(608) 775-2866

NPI assigned

Nov 22, 2005

Last updated

Jul 13, 2026By the provider in NPPES

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Master of Science

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

{
    "created_epoch": "1132617600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1396728572",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1708 HICKORY ST",
            "city": "ONALASKA",
            "state": "WI",
            "postal_code": "546503133",
            "telephone_number": "608-775-3995",
            "fax_number": "608-775-2866"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1900 SOUTH AVE",
            "address_2": "EB1-001",
            "city": "LA CROSSE",
            "state": "WI",
            "postal_code": "546015467",
            "telephone_number": "608-775-3995",
            "fax_number": "608-775-2866"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEVONIAN",
        "first_name": "PETER",
        "middle_name": "J.",
        "credential": "M.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-22",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "170300000X",
            "taxonomy_group": "",
            "desc": "Genetic Counselor, MS",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Katie Marie Lesyinski, APRN
• Paul Vincent Letendre, MD
• Helen M Lethlean, CNS
• Julie A Letkiewicz, COTA
• George Letner
• Margaret R Ley, RD
• Teresa S Lichte-Molnar, PT
• Kayla Paige Lichthardt
• Debra Lieske, RN BSN
• Jacquelyn Lietke, LMT

• Genetic Counselor (M.S.) in La Crosse, WI
• Providers in La Crosse, WI by specialty
• Genetic Counselor (M.S.) in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.