Active NPI
Mary A Gaddis, LMSW
- Clinical Social Worker
- Houghton, MI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 6801120489
- Practice address
- 1014 College Ave
Houghton, MI 49931-1823 - Phone
- (906) 523-7064
- NPI assigned
- Nov 2, 2022
- Last updated
- May 5, 2026
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 6801120489 | MI | Primary |
Addresses
Primary practice location
1014 College Ave
Houghton, MI 49931-1823
Mailing address
1014 College Ave
Houghton, MI 49931-1823
Phone (906) 523-7064
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: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
1014 College Ave
Houghton, MI 49931-1823
1014 College Ave
Houghton, MI 49931-1889
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 6801120489 | MI | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Unite Up | Clinical | Current | Accepting new patients |
Locations
1014 College Ave
Houghton, MI 49931
Phone (906) 482-6800
1014 College Ave
Ofc
Houghton, MI 49931
Phone (904) 861-8233
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": "1667347200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777939200000",
"number": "1487361077",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1014 COLLEGE AVE",
"city": "HOUGHTON",
"state": "MI",
"postal_code": "499311823",
"telephone_number": "906-523-7064"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1014 COLLEGE AVE",
"city": "HOUGHTON",
"state": "MI",
"postal_code": "499311823",
"telephone_number": "906-523-7064"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GADDIS",
"first_name": "MARY",
"middle_name": "A",
"name_prefix": "Ms.",
"credential": "LMSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-11-02",
"last_updated": "2026-05-05",
"certification_date": "2026-05-05",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "MI",
"license": "6801120489",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Houghton, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 5, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.