Active NPI
Garrison Alexander Brown
- Family Nurse Practitioner
- Johnson City, TN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 40912
- Practice address
- 2410 Susannah St
Johnson City, TN 37601-1748 - Phone
- (423) 282-9011
- Fax
- (423) 282-0035
- NPI assigned
- Apr 7, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | 40912 | TN | Primary |
Addresses
Primary practice location
2410 Susannah St
Johnson City, TN 37601-1748
Mailing address
2410 Susannah St
Johnson City, TN 37601-1748
Phone (423) 282-9011
Other practice location 1
875 Larry Neil Way
Kingsport, TN 37660-6368
Phone (423) 282-9011
Other practice location 2
340 Steeles Rd
Bristol, TN 37620-9532
Phone (423) 282-9011
Other practice location 3
1132 Erwin Hwy
Greeneville, TN 37745-4405
Phone (423) 282-9011
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- East Tennessee State University Quillen College of Medicine, 2025
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2410 Susannah St
Johnson City, TN 37601-1748
Phone (423) 282-9011
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 40912 | TN | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Watauga Orthopaedics, PLC | Past | Accepting new patients | |
| Watauga Orthopaedics PLC | Family | Past | Accepting new patients |
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Durable Medical Equipment & Medical Supplies
- Greeneville, TN
- NPI 1730924192
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1775520000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1775520000000",
"number": "1275475576",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2410 SUSANNAH ST",
"city": "JOHNSON CITY",
"state": "TN",
"postal_code": "376011748",
"telephone_number": "423-282-9011",
"fax_number": "423-282-0035"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2410 SUSANNAH ST",
"city": "JOHNSON CITY",
"state": "TN",
"postal_code": "376011748",
"telephone_number": "423-282-9011",
"fax_number": "423-282-0035"
}
],
"practiceLocations": [
{
"address_1": "875 Larry Neil Way",
"address_purpose": "LOCATION",
"city": "Kingsport",
"state": "TN",
"postal_code": "376606368",
"country_code": "US",
"telephone_number": "423-282-9011",
"fax_number": "423-282-0035",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "340 Steeles Rd",
"address_purpose": "LOCATION",
"city": "Bristol",
"state": "TN",
"postal_code": "376209532",
"country_code": "US",
"telephone_number": "423-282-9011",
"fax_number": "423-282-0035",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1132 Erwin Hwy",
"address_purpose": "LOCATION",
"city": "Greeneville",
"state": "TN",
"postal_code": "377454405",
"country_code": "US",
"telephone_number": "423-282-9011",
"fax_number": "423-282-0035",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "BROWN",
"first_name": "GARRISON",
"middle_name": "ALEXANDER",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-04-07",
"last_updated": "2026-04-07",
"certification_date": "2026-04-07",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "TN",
"license": "40912",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Johnson City, TN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 7, 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.