NPIMap

Individual provider Active NPI

Alyssa Michelle Rumsey, DO

  • Internal Medicine Physician
  • Three Rivers, MI
National Provider Identifier
1902396757
Registry record updated Jul 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
5101026055 Issued in MI
Practice address
850 S Health Pkwy
Three Rivers, MI 49093-8358
Phone
(269) 279-5240
Fax
(269) 273-9060
NPI assigned
May 17, 2018
Last updated
Jul 1, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 1, 2025

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 02007019A IN
Internal Medicine Physician 207R00000X 5101026055 MI Primary

Addresses

Primary practice location

850 S Health Pkwy
Three Rivers, MI 49093-8358

Mailing address

3245 Health Dr Ste 100
Granger, IN 46530-1380
Phone (574) 647-1088

Other practice location 1

615 N Michigan St
1st Fl Hospitalist Ste
South Bend, IN 46601-1033
Phone (574) 647-3050

Other practice location 2

701 S Health Pkwy
Three Rivers, MI 49093-8352
Phone (269) 278-1145

Other practice location 3

711 S Health Parkway Ste 1
Three Rivers, MI 49093-8354
Phone (269) 273-8557

Other identifiers 2

IdentifierTypeStateIssuer
1902396757MedicaidMI
300070503MedicaidIN

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, IN2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20211001000646 MI Practitioner - Internal Medicine 6709141385 Reassigns benefits to 1 organization
I20221230000395 IN Practitioner - Internal Medicine 6709141385 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Michigan State University College of Osteopathic Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Beacon Medical Group IncGroup PAC ID 1254243306, 575 clinicians
Three Rivers Health System IncGroup PAC ID 8729245584, shared by 8 NPIs, 42 clinicians

Practice addresses (Care Compare)

615 N Michigan St FL
1 Beacon Medical Group Hospital Spec
South Bend, IN 46601-1033
Phone (574) 647-3050

701 S Health Pkwy
Three Rivers, MI 49093-8354

711 S Health Pkwy
Suite 1
Three Rivers, MI 49093-8354
Phone (269) 273-8557

850 S Health Pkwy
Three Rivers, MI 49093-8358
Phone (269) 279-5240

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5101026055MIMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Beacon Medical Group, Inc. Current Accepting new patients
Three Rivers Health System, Inc CurrentSince Jul 26, 2021 Accepting new patients
Beacon Medical Group Inc CurrentSince Jan 30, 2023 Accepting new patients
Three Rivers Health System, Inc CurrentSince Jul 26, 2021 Accepting new patients
Three Rivers Health System, Inc Current Accepting new patients
Beacon Medical Group, Inc. Internal Medicine CurrentSince Jan 30, 2023 Accepting new patients
Three Rivers Health Internal Medicine Past Accepting new patients

Locations

3245 Health Dr
Ste 100
Granger, IN 46530
Phone (574) 647-2129

615 N Michigan St
South Bend, IN 46601
Phone (574) 647-1000

615 N Michigan St
Fl 1
South Bend, IN 46601
Phone (574) 647-1100

701 S Health Parkway
Three Rivers, MI 49093
Phone (269) 273-9691

711 S Health Parkway
Ste 1
Three Rivers, MI 49093
Phone (269) 273-6400

850 S Health Parkway
Three Rivers, MI 49093
Phone (269) 279-5240

Organizations & group practices 7

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.

Hospital & facility affiliations 8

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": "1526515200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751328000000",
    "number": "1902396757",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3245 HEALTH DR STE 100",
            "city": "GRANGER",
            "state": "IN",
            "postal_code": "465301380",
            "telephone_number": "574-647-1088"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "850 S HEALTH PKWY",
            "city": "THREE RIVERS",
            "state": "MI",
            "postal_code": "490938358",
            "telephone_number": "269-279-5240",
            "fax_number": "269-273-9060"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "615 N Michigan St",
            "address_2": "1st Fl Hospitalist Ste",
            "address_purpose": "LOCATION",
            "city": "South Bend",
            "state": "IN",
            "postal_code": "466011033",
            "country_code": "US",
            "telephone_number": "574-647-3050",
            "fax_number": "574-647-1094",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "701 S Health Pkwy",
            "address_purpose": "LOCATION",
            "city": "Three Rivers",
            "state": "MI",
            "postal_code": "490938352",
            "country_code": "US",
            "telephone_number": "269-278-1145",
            "fax_number": "269-273-9611",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "711 S Health Parkway Ste 1",
            "address_purpose": "LOCATION",
            "city": "Three Rivers",
            "state": "MI",
            "postal_code": "490938354",
            "country_code": "US",
            "telephone_number": "269-273-8557",
            "fax_number": "269-279-6461",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RUMSEY",
        "first_name": "ALYSSA",
        "middle_name": "MICHELLE",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-05-17",
        "last_updated": "2025-07-01",
        "certification_date": "2025-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "02007019A",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "5101026055",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1902396757",
            "state": "MI"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "300070503",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Three Rivers, MI

Sources for this page

Verify at the official NPI Registry.