Individual provider Active NPI

Erica Whittenberger, MD

  • Internal Medicine Physician
  • Grand Rapids, MI
National Provider Identifier
1033708136
Registry record updated May 31, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
4351054235 Issued in MI
Practice address
275 Michigan St NE FL 9
Grand Rapids, MI 49503-2531
Phone
(616) 391-3777
Fax
(616) 391-3755
NPI assigned
Jan 13, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 31, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 4351054235 MI Primary
Pediatrics Physician 208000000X 4351054235 MI

Addresses

Primary practice location

275 Michigan St NE FL 9
Grand Rapids, MI 49503-2531

Mailing address

275 Michigan St NE FL 9
Grand Rapids, MI 49503-2531
Phone (616) 391-3777

Other practice location 1

275 Michigan St NE Fl 8
Grand Rapids, MI 49503-2531
Phone (616) 391-8810

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
I20250515003344 MI Order and Referring Only - Internal MedicinePractitioner - Internal Medicine 5294253944

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Spectrum Health Hospitals Internal Medicine PastSince Jun 23, 2025 Accepting new patients

Organizations & group practices 1

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": "1610496000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780185600000",
    "number": "1033708136",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "275 MICHIGAN ST NE FL 9",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032531",
            "telephone_number": "616-391-3777"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "275 MICHIGAN ST NE FL 9",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032531",
            "telephone_number": "616-391-3777",
            "fax_number": "616-391-3755"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "275 Michigan St NE Fl 8",
            "address_purpose": "LOCATION",
            "city": "Grand Rapids",
            "state": "MI",
            "postal_code": "495032531",
            "country_code": "US",
            "telephone_number": "616-391-8810",
            "fax_number": "616-391-8897",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WHITTENBERGER",
        "first_name": "ERICA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-13",
        "last_updated": "2026-05-31",
        "certification_date": "2026-05-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4351054235",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MI",
            "license": "4351054235",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Grand Rapids, MI

Sources for this page

Verify at the official NPI Registry.