Individual provider Active NPI

Grace Elizabeth Tsaloff, MD

  • Internal Medicine Physician
  • Grandville, MI
National Provider Identifier
1659013688
Registry record updated Aug 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
4301511924 Issued in MI
Practice address
3185 Macatawa Dr SW Ste a
Grandville, MI 49418-3184
Phone
(616) 391-4500
NPI assigned
Apr 11, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 24, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 4301511924 MI
Internal Medicine Physician 207R00000X 4301511924 MI Primary

Addresses

Primary practice location

3185 Macatawa Dr SW Ste a
Grandville, MI 49418-3184

Mailing address

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

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/
Direct Messaging Address gtsaloff298402@epic00.corewelldirect.org

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
I20240724001633 MI Practitioner - Internal Medicine 6709264807 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Michigan State University College of Human Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

300 68TH St SE
Grand Rapids, MI 49548-6927
Phone (616) 455-5000

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4301511924MIMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Pine Rest Christian Mental Health Services CurrentSince Jul 15, 2024 Accepting new patients
Pine Rest Christian Mental Health Services CurrentSince Jul 15, 2024 Accepting new patients
Spectrum Health Hospitals Internal Medicine PastSince Feb 9, 2025 Accepting new patients

Locations

300 68th St SE
Wyoming, MI 49548
Phone (616) 455-5000

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1649635200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787529600000",
    "number": "1659013688",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 MICHIGAN ST NE # MC845",
            "address_2": "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": "3185 MACATAWA DR SW STE A",
            "city": "GRANDVILLE",
            "state": "MI",
            "postal_code": "494183184",
            "telephone_number": "616-391-4500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TSALOFF",
        "first_name": "GRACE",
        "middle_name": "ELIZABETH",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-11",
        "last_updated": "2026-08-24",
        "certification_date": "2026-08-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MI",
            "license": "4301511924",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301511924",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/",
            "affiliation": "N",
            "address_1": "3185 Macatawa Dr SW Ste A",
            "city": "Grandville",
            "state": "MI",
            "country_code": "US",
            "postal_code": "494183184",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gtsaloff298402@epic00.corewelldirect.org",
            "affiliation": "N",
            "address_1": "3185 Macatawa Dr SW Ste A",
            "city": "Grandville",
            "state": "MI",
            "country_code": "US",
            "postal_code": "494183184",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Grandville, MI

Sources for this page

Verify at the official NPI Registry.