Active NPI
Morgan Hamstra
- Social Worker
- Grand Rapids, MI
National Provider Identifier
1861337487
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- Practice address
- 1115 Ball Ave NE BLDG a
Grand Rapids, MI 49505-5904 - Phone
- (616) 308-1978
- NPI assigned
- Apr 21, 2026
- Sex
- Unspecified or another gender identity
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | Primary |
Addresses
Primary practice location
1115 Ball Ave NE BLDG a
Grand Rapids, MI 49505-5904
Mailing address
1107 Franklin Ave
Grand Haven, MI 49417-1641
Phone (616) 690-6438
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1776729600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776729600000",
"number": "1861337487",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1107 FRANKLIN AVE",
"city": "GRAND HAVEN",
"state": "MI",
"postal_code": "494171641",
"telephone_number": "616-690-6438"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1115 BALL AVE NE BLDG A",
"city": "GRAND RAPIDS",
"state": "MI",
"postal_code": "495055904",
"telephone_number": "616-308-1978"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HAMSTRA",
"first_name": "MORGAN",
"sole_proprietor": "YES",
"sex": "X",
"enumeration_date": "2026-04-21",
"last_updated": "2026-04-21",
"certification_date": "2026-04-21",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Grand Rapids, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 21, 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.