Active NPI
Montreavous Gray
- Vehicle Modifications Contractor
- Madison, WI
National Provider Identifier
1841154804
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Vehicle Modifications Contractor
- Practice address
- 811 E Washington Ave Ste 400
Madison, WI 53703-4028 - Phone
- (608) 344-9494
- NPI assigned
- Dec 15, 2025
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Non-emergency Medical Transport (VAN) | 343900000X | WI | ||
| Vehicle Modifications Contractor | 171WV0202X | WI | Primary |
Addresses
Primary practice location
811 E Washington Ave Ste 400
Madison, WI 53703-4028
Mailing address
3819 N 9TH St
Milwaukee, WI 53206-3310
Phone (608) 344-9494
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": "1765756800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765756800000",
"number": "1841154804",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3819 N 9TH ST",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532063310",
"telephone_number": "608-344-9494"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "811 E WASHINGTON AVE STE 400",
"city": "MADISON",
"state": "WI",
"postal_code": "537034028",
"telephone_number": "608-344-9494"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GRAY",
"first_name": "MONTREAVOUS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-12-15",
"last_updated": "2025-12-15",
"certification_date": "2025-12-14",
"status": "A"
},
"taxonomies": [
{
"code": "343900000X",
"taxonomy_group": "",
"desc": "Non-emergency Medical Transport (VAN)",
"state": "WI",
"license": null,
"primary": false
},
{
"code": "171WV0202X",
"taxonomy_group": "",
"desc": "Contractor, Vehicle Modifications",
"state": "WI",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Madison, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 15, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.