Active NPI
Martha Wallace Castillo, R.PH.
- Pharmacist
- El Paso, TX
National Provider Identifier
1073673844
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pharmacist
- License
- 4067
- Practice address
- 1901 Grandview Ave
El Paso, TX 79902-5113 - Phone
- (915) 747-4840
- Fax
- (915) 532-7116
- NPI assigned
- Dec 11, 2006
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Pharmacist | 183500000X | 4067 | NM | Primary |
| Oncology Pharmacist | 1835X0200X | 26202 | TX |
Addresses
Primary practice location
1901 Grandview Ave
El Paso, TX 79902-5113
Mailing address
1494 Via Appia St
El Paso, TX 79912-6611
Phone (915) 833-8488
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
- Credentials
- Registered Pharmacist
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4067 | NM | MD | Specialist |
| 26202 | TX | MD | Oncology Pharmacist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1165795200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1073673844",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1494 VIA APPIA ST",
"city": "EL PASO",
"state": "TX",
"postal_code": "799126611",
"telephone_number": "915-833-8488",
"fax_number": "915-532-7116"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1901 GRANDVIEW AVE",
"city": "EL PASO",
"state": "TX",
"postal_code": "799025113",
"telephone_number": "915-747-4840",
"fax_number": "915-532-7116"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CASTILLO",
"first_name": "MARTHA",
"middle_name": "WALLACE",
"name_prefix": "Mrs.",
"credential": "R.PH.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2006-12-11",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "183500000X",
"taxonomy_group": "",
"desc": "Pharmacist",
"state": "NM",
"license": "4067",
"primary": true
},
{
"code": "1835X0200X",
"taxonomy_group": "",
"desc": "Pharmacist, Oncology",
"state": "TX",
"license": "26202",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in El Paso, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.