Active NPI
Marissa Castillo
- Mental Health Counselor
- Rowlett, TX
National Provider Identifier
1750256269
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Mental Health Counselor
- License
- 100134
- Practice address
- 3705 Lakeview Pkwy Ste 203
Rowlett, TX 75088-4178 - Phone
- (972) 953-7926
- NPI assigned
- Oct 7, 2025
- Last updated
- Oct 17, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Mental Health Counselor | 101YM0800X | 100134 | TX | Primary |
Addresses
Primary practice location
3705 Lakeview Pkwy Ste 203
Rowlett, TX 75088-4178
Mailing address
2350 Discovery Blvd Apt 3108
Rockwall, TX 75032-6446
Other practice location 1
930 W Ralph Hall Pkwy Ste 114
Rockwall, TX 75032-6664
Phone (214) 646-3789
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 |
|---|---|---|---|
| 100134 | TX | MD | Hand Occupational Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Sdhughes PLLC | Mental Health | Past | Accepting new patients |
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": "1759795200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760659200000",
"number": "1750256269",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2350 DISCOVERY BLVD APT 3108",
"city": "ROCKWALL",
"state": "TX",
"postal_code": "750326446"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3705 LAKEVIEW PKWY STE 203",
"city": "ROWLETT",
"state": "TX",
"postal_code": "750884178",
"telephone_number": "972-953-7926"
}
],
"practiceLocations": [
{
"address_1": "930 W Ralph Hall Pkwy Ste 114",
"address_purpose": "LOCATION",
"city": "Rockwall",
"state": "TX",
"postal_code": "750326664",
"country_code": "US",
"telephone_number": "214-646-3789",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CASTILLO",
"first_name": "MARISSA",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2025-10-07",
"last_updated": "2025-10-17",
"certification_date": "2025-10-17",
"status": "A"
},
"taxonomies": [
{
"code": "101YM0800X",
"taxonomy_group": "",
"desc": "Counselor, Mental Health",
"state": "TX",
"license": "100134",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Rowlett, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 17, 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.