Individual provider Active NPI

Diana Ellyn Hemker, PTA

  • Physical Therapy Assistant
  • Three Rivers, MI
National Provider Identifier
1558282095
Registry record updated Jul 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical Therapy AssistantTaxonomy code 225200000X
License
5502002152 Issued in MI
Practice address
737 S US Highway 131
Three Rivers, MI 49093-8830
Phone
(269) 256-5595
NPI assigned
Jul 22, 2026
Last updated
Jul 22, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapy Assistant 225200000X 5502002152 MI Primary

Addresses

Primary practice location

737 S US Highway 131
Three Rivers, MI 49093-8830

Mailing address

1077 Lindley Rd
Bronson, MI 49028-9330
Phone (269) 256-5595

Other names 1

  • Diana Smith Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Ivyrehab Michigan, LLC PastSince May 1, 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, 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": "1784678400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784678400000",
    "number": "1558282095",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1077 LINDLEY RD",
            "city": "BRONSON",
            "state": "MI",
            "postal_code": "490289330",
            "telephone_number": "269-256-5595"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "737 S US HIGHWAY 131",
            "city": "THREE RIVERS",
            "state": "MI",
            "postal_code": "490938830",
            "telephone_number": "269-256-5595"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HEMKER",
        "first_name": "DIANA",
        "middle_name": "ELLYN",
        "credential": "PTA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-07-22",
        "last_updated": "2026-07-22",
        "certification_date": "2026-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225200000X",
            "taxonomy_group": "",
            "desc": "Physical Therapy Assistant",
            "state": "MI",
            "license": "5502002152",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "DIANA",
            "last_name": "SMITH",
            "credential": "PTA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Three Rivers, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.