Individual provider Active NPI

Rachel Bass, DO

  • Neuromuscular Medicine (Psychiatry & Neurology) Physician
  • Grand Rapids, MI
National Provider Identifier
1699185280
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuromuscular Medicine (Psychiatry & Neurology) PhysicianTaxonomy code 2084N0008X
License
5101028767 Issued in MI
Practice address
25 Michigan St NE Ste 2100
Grand Rapids, MI 49503-2526
Phone
(616) 267-2500
Fax
(616) 267-2501
NPI assigned
May 5, 2014
Last updated
Jul 17, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology with Special Qualifications in Child Neurology Physician 2084N0402X 5101028767 MI
Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X 5101028767 MI Primary

Addresses

Primary practice location

25 Michigan St NE Ste 2100
Grand Rapids, MI 49503-2526

Mailing address

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

Other practice location 1

601 John St Ste M-124
Kalamazoo, MI 49007-5377
Phone (269) 341-5007

Other practice location 2

1105 Sixth St
Traverse City, MI 49684-2386
Phone (231) 935-6239

Electronic endpoints 3

TypeEndpointUseAffiliation
FHIR URL https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/
Direct Messaging Address rbass3227062@epic00.corewelldirect.org
Direct Messaging Address direct@direct.bronsonhg.org Bronson HealthCare Group

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ, MI2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20210708003641 AZ Practitioner - Pediatric MedicinePractitioner - Neurology 6204123102 Reassigns benefits to 2 organizations
I20250619001031 MI Practitioner - Neurology 6204123102 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
93.34 of 100Reported as apm
Quality
74.56
Promoting interoperability
99
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5101028767MIMDNeuromuscular Medicine (Psychiatry & Neurology) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Children's Clinics for Rehabilitative Services CurrentSince Sep 16, 2021 Accepting new patients
Spectrum Health Primary Care Partners CurrentSince Jul 1, 2025 Accepting new patients
Bronson Methodist Hospital CurrentSince Sep 18, 2025 Accepting new patients
Phoenix Children's Medical Group CurrentSince Jul 26, 2024 Accepting new patients
Lakeland Medical Practices CurrentSince Jul 28, 2025 Accepting new patients
Lakeland Medical Practices CurrentSince Jul 28, 2025 Accepting new patients
Spectrum Health Primary Care Partners CurrentSince Jul 1, 2025 Accepting new patients
Phoenix Children's Hospital CurrentSince Jul 26, 2024 Accepting new patients
Spectrum Health Hospitals Past Accepting new patients

Locations

5131 E Southern Ave
Mesa, AZ 85206
Phone (480) 833-5437

1919 E Thomas Rd
Phoenix, AZ 85016
Phone (602) 933-0777

2108 E Thomas Rd
Phoenix, AZ 85016

2108 E Thomas Rd
Ste 130
Phoenix, AZ 85016

2600 N Wyatt Dr
Tucson, AZ 85712
Phone (520) 324-3600

5983 E Grant Rd
Ste 201
Tucson, AZ 85712

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

25 Michigan St NE
Ste 2100
Grand Rapids, MI 49503
Phone (616) 391-3777

35 Michigan St NE
Ste 3003
Grand Rapids, MI 49503
Phone (616) 267-2200

601 John St
Kalamazoo, MI 49007
Phone (269) 341-7100

601 John St
Ste M-124
Kalamazoo, MI 49007
Phone (269) 341-7500

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

1234 Napier Ave
Saint Joseph, MI 49085
Phone (269) 982-4941

3950 Hollywood Rd
Ste 280
Saint Joseph, MI 49085
Phone (269) 408-0990

1105 Sixth St
Traverse City, MI 49684
Phone (231) 922-9000

Interoperability endpoints

  • Direct secure messaging: direct@direct.bronsonhg.org
  • Direct secure messaging: rbass3227062@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": "1399248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784246400000",
    "number": "1699185280",
    "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": "25 MICHIGAN ST NE STE 2100",
            "city": "GRAND RAPIDS",
            "state": "MI",
            "postal_code": "495032526",
            "telephone_number": "616-267-2500",
            "fax_number": "616-267-2501"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "601 John St Ste M-124",
            "address_purpose": "LOCATION",
            "city": "Kalamazoo",
            "state": "MI",
            "postal_code": "490075377",
            "country_code": "US",
            "telephone_number": "269-341-5007",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1105 Sixth St",
            "address_purpose": "LOCATION",
            "city": "Traverse City",
            "state": "MI",
            "postal_code": "496842386",
            "country_code": "US",
            "telephone_number": "231-935-6239",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BASS",
        "first_name": "RACHEL",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-05-05",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0402X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology with Special Qualifications in Child Neurology",
            "state": "MI",
            "license": "5101028767",
            "primary": false
        },
        {
            "code": "2084N0008X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neuromuscular Medicine",
            "state": "MI",
            "license": "5101028767",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicarr02.spectrumhealth.org/EpicFHIR/api/FHIR/R4/",
            "affiliation": "N",
            "address_1": "35 Michigan St NE Ste 3003",
            "city": "Grand Rapids",
            "state": "MI",
            "country_code": "US",
            "postal_code": "495032528",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rbass3227062@epic00.corewelldirect.org",
            "affiliation": "N",
            "address_1": "35 Michigan St NE Ste 3003",
            "city": "Grand Rapids",
            "state": "MI",
            "country_code": "US",
            "postal_code": "495032528",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@direct.bronsonhg.org",
            "affiliation": "Y",
            "endpointDescription": "Bronson HealthCare Group Direct Address",
            "affiliationName": "Bronson HealthCare Group",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Continuity of Care Document",
            "address_1": "601 John St",
            "city": "Kalamazoo",
            "state": "MI",
            "country_code": "US",
            "postal_code": "490075341",
            "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.