Active NPI
Farren Nixon Castelein, ATC
- Athletic Trainer
- Tempe, AZ
National Provider Identifier
1770558124
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Athletic Trainer
- License
- 0527
- Practice address
- 500 E. Veterans Way
Asu Sports Medicine
Tempe, AZ 85287-2505 - Phone
- (480) 965-6389
- NPI assigned
- Feb 21, 2006
- 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 |
|---|---|---|---|---|
| Athletic Trainer | 2255A2300X | 0527 | AZ | Primary |
Addresses
Primary practice location
500 E. Veterans Way
Asu Sports Medicine
Tempe, AZ 85287-2505
Mailing address
Asu Sports Medicine
PO Box 872505
Tempe, AZ 85287-2505
Phone (480) 965-6389
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 0527 | AZ | MD | Athletic Trainer |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1140480000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1770558124",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "ASU SPORTS MEDICINE",
"address_2": "PO BOX 872505",
"city": "TEMPE",
"state": "AZ",
"postal_code": "852872505",
"telephone_number": "480-965-6389"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "500 E. VETERANS WAY",
"address_2": "ASU SPORTS MEDICINE",
"city": "TEMPE",
"state": "AZ",
"postal_code": "852872505",
"telephone_number": "480-965-6389"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CASTELEIN",
"first_name": "FARREN",
"middle_name": "NIXON",
"credential": "ATC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-02-21",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2255A2300X",
"taxonomy_group": "",
"desc": "Specialist/Technologist, Athletic Trainer",
"state": "AZ",
"license": "0527",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Tempe, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.