Mark W Tournell, D.D.S.

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

11639 Issued in MI

Practice address

5010 Cascade Rd SE
Grand Rapids, MI 49546-3725

Phone

(616) 942-0840

Fax

(616) 348-0899

NPI assigned

Oct 5, 2005

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

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.

Opted out of Medicare

Previously, effective Sep 7, 2004 through Sep 7, 2026

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Mark W. Tournell, D.D.S., PLLC

  • General Practice Dentistry
  • Grand Rapids, MI
  • NPI 1285060780
  NPD (past) Authorized official

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

{
    "created_epoch": "1128470400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1275520199",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5010 CASCADE RD SE",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495463725",
            "telephone_number": "616-942-0840",
            "fax_number": "616-942-0899"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5010 CASCADE RD SE",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495463725",
            "telephone_number": "616-942-0840",
            "fax_number": "616-348-0899"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOURNELL",
        "first_name": "MARK",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "D.D.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-05",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "MI",
            "license": "11639",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rebecca Sue Toth
• Anthony Gerard Totoraitis, R.PH.
• Maranda Lynae Totten
• Touchstone Innovare
• Touchstone Innovare
• Breanna Tousignaut
• Emily M Tousley
• Claudette Toussaint
• Amy Elizabeth Touw-Bishop, LMSW
• Parker Towell

• General Practice Dentistry in Grand Rapids, MI
• Providers in Grand Rapids, MI by specialty
• General Practice Dentistry in Michigan

• 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.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.