Individual provider Active NPI

Charlene Tennyson, MD

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Grand Rapids, MI
National Provider Identifier
1205669819
Registry record updated Oct 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
4352001221 Issued in MI
Practice address
275 Michigan St NE
Grand Rapids, MI 49503-2531
Phone
(616) 391-2802
NPI assigned
Aug 21, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 27, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 4352001221 MI Primary

Addresses

Primary practice location

275 Michigan St NE
Grand Rapids, MI 49503-2531

Mailing address

100 Michigan St NE
MC 845
Grand Rapids, MI 49503-2560

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/
Direct Messaging Address ctennyson3399822@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
I20251010002917 MI Practitioner - Thoracic SurgeryPractitioner - Vascular Surgery 1355880543 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Thoracic SurgeryAlso: Vascular Surgery
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

100 Michigan Ave NE
Grand Rapids, MI 49503-2560

100 Michigan St NE RM
280 Corewell Health Medical Group West
Grand Rapids, MI 49503-2560
Phone (616) 267-0115

221 Michigan St NE
300 Corewell Health Medical Group West
Grand Rapids, MI 49503-2537
Phone (616) 459-7258

275 Michigan St NE
Grand Rapids, MI 49503-2531
Phone (616) 267-8700

4444 Kalamazoo Ave SE
200 Corewell Health Medical Group West
Kentwood, MI 49508-4600
Phone (616) 391-5600

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4352001221MIMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Spectrum Health Primary Care Partners CurrentSince Oct 27, 2025 Accepting new patients
Spectrum Health Primary Care Partners CurrentSince Oct 27, 2025 Accepting new patients
The Association of University Physicians CurrentSince Aug 1, 2024 Accepting new patients

Locations

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

275 Michigan St NE
Grand Rapids, MI 49503
Phone (616) 267-7900

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

1959 NE Pacific St
Seattle, WA 98195
Phone (206) 598-4333

Interoperability endpoints

  • Direct secure messaging: ctennyson3399822@epic00.corewelldirect.org

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.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1724198400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761523200000",
    "number": "1205669819",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 MICHIGAN ST NE",
            "address_2": "MC 845",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032560"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "275 MICHIGAN ST NE",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032531",
            "telephone_number": "616-391-2802"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TENNYSON",
        "first_name": "CHARLENE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-08-21",
        "last_updated": "2025-10-27",
        "certification_date": "2025-10-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "MI",
            "license": "4352001221",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/",
            "affiliation": "N",
            "address_1": "275 Michigan St NE",
            "city": "Grand Rapids",
            "state": "MI",
            "country_code": "US",
            "postal_code": "495032531",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ctennyson3399822@epic00.corewelldirect.org",
            "affiliation": "N",
            "address_1": "275 Michigan St NE",
            "city": "Grand Rapids",
            "state": "MI",
            "country_code": "US",
            "postal_code": "495032531",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Grand Rapids, MI

Sources for this page

Verify at the official NPI Registry.