Mark Heun

Primary specialty

Assistant Behavior AnalystTaxonomy code 106E00000X

Practice address

600 3 Mile Rd NW Ste 200
Grand Rapids, MI 49544-1691

Phone

(855) 832-6727

NPI assigned

Oct 16, 2026

Last updated

Oct 16, 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

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

{
    "created_epoch": "1792108800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792108800000",
    "number": "1073419966",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1712 N GREENFIELD CIR NE APT 202",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495055675"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 3 MILE RD NW STE 200",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495441691",
            "telephone_number": "855-832-6727"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HEUN",
        "first_name": "MARK",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-10-16",
        "last_updated": "2026-10-16",
        "certification_date": "2026-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106E00000X",
            "taxonomy_group": "",
            "desc": "Assistant Behavior Analyst",
            "state": "MI",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Heather Hester
• Rejinnia Hester, LPN
• Victoria Lorraine Hetcel
• Lesley Ann Hetterscheidt, PH.D.
• Julia Hettinger, LLMSW
• Kimberley Anne Hewitt
• Paul Hewitt, PSYD
• Julie Renee Hews, NP-C
• Sarah D. Hewson, LMSW
• Elizabeth Ann Heyboer, PA-C

• Assistant Behavior Analyst in Grand Rapids, MI
• Providers in Grand Rapids, MI by specialty
• Assistant Behavior Analyst in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.