Individual provider Active NPI

Dennis Seth Vanwormer, D.O.

  • Family Medicine Physician
  • Caledonia, MI
National Provider Identifier
1336129568
Registry record updated Apr 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
5101009001 Issued in MI
Practice address
9090 S Rodgers CT SE Ste a
Caledonia, MI 49316-8052
Phone
(616) 891-0422
NPI assigned
Jan 23, 2006
Last updated
Apr 28, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 28, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 5101009001 MI Primary

Addresses

Primary practice location

9090 S Rodgers CT SE Ste a
Caledonia, MI 49316-8052

Mailing address

100 Michigan St NE # Mc845
Grand Rapids, MI 49503-2560

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI
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

Enrollment IDStateProvider typePAC IDDetails
I20101214001305 MI Practitioner - Family Practice 2860689973 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
5101009001MIMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Advantage Health Saint Mary's Medical Group CurrentSince Jul 1, 2015 Accepting new patients
Spectrum Health Primary Care Partners CurrentSince May 20, 2025 Accepting new patients
Advantage Health/Saint Mary's Medical Group CurrentSince Jul 1, 2015 Accepting new patients
Promed Healthcare CurrentSince Jan 24, 2021 Accepting new patients
Beacon Medical Group Michigan Inc Family Medicine CurrentSince Jan 24, 2021 Accepting new patients
Pennock Hospital Family Medicine CurrentSince Dec 19, 2022 Accepting new patients
Spectrum Health Primary Care Partners CurrentSince May 20, 2025 Accepting new patients
Pennock Hospital CurrentSince Dec 19, 2022 Accepting new patients
Spectrum Health Primary Care Partners Family Medicine PastSince May 25, 2025 Accepting new patients

Locations

10047 Crossroad Ct SE
Caledonia, MI 49316
Phone (616) 685-8850

9090 S Rodgers Ct SE
Caledonia, MI 49316
Phone (616) 891-0422

9090 S Rodgers Ct SE
Ste A
Caledonia, MI 49316
Phone (616) 891-0422

100 Michigan St NE
#845
Grand Rapids, MI 49503
Phone (616) 391-8242

1471 E Beltline Ave NE
Ste 201
Grand Rapids, MI 49525
Phone (616) 685-3414

1005 W Green St
Ste 300
Hastings, MI 49058
Phone (269) 948-8411

2776 S State Rd
Ionia, MI 48846
Phone (616) 267-8700

4444 Kalamazoo Ave SE
Ste 200
Kentwood, MI 49508
Phone (616) 391-5600

2558 Henry St
Muskegon, MI 49441
Phone (231) 291-8150

7901 Angling Rd
Portage, MI 49024
Phone (269) 324-8405

8450 N 32nd St
Richland, MI 49083
Phone (269) 226-2500

1241 W Broadway St
Three Rivers, MI 49093
Phone (269) 273-9539

Interoperability endpoints

  • Direct secure messaging: dvanwormer5785@epic00.corewelldirect.org

Organizations & group practices 9

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

NPI Registry JSON

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

{
    "created_epoch": "1137974400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777334400000",
    "number": "1336129568",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 MICHIGAN ST NE # MC845",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032560"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9090 S RODGERS CT SE STE A",
            "city": "CALEDONIA",
            "state": "MI",
            "postal_code": "493168052",
            "telephone_number": "616-891-0422"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VANWORMER",
        "first_name": "DENNIS",
        "middle_name": "SETH",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-23",
        "last_updated": "2026-04-28",
        "certification_date": "2026-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MI",
            "license": "5101009001",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Caledonia, MI

Sources for this page

Verify at the official NPI Registry.