Active NPI
Savinien Siewe, PMHNP - BC
- Psychiatric/Mental Health Nurse Practitioner
- Killeen, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- 1194536
- Practice address
- 809 S W S Young Dr
Killeen, TX 76543-4801 - Phone
- (254) 226-3090
- Fax
- (888) 595-2540
- NPI assigned
- May 18, 2023
- Last updated
- Jan 15, 2026
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | 1194536 | TX | Primary |
Addresses
Primary practice location
809 S W S Young Dr
Killeen, TX 76543-4801
Mailing address
21873 Woodcock Way
Clarksburg, MD 20871-9527
Phone (301) 404-1751
Other practice location 1
2001 Claflin Rd
Manhattan, KS 66502-3415
Phone (785) 587-4300
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, MD, KS, TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 4
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
809 S W S Young Dr
Killeen, TX 76543-4801
Phone (254) 226-3090
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pawnee Mental Health Service, Inc. | Current | Accepting new patients | |
| Pawnee Mental Health Service, Inc. | Current | Accepting new patients | |
| Supportive Care of Maryland LLC | Current | Accepting new patients | |
| Freedom Behavioral Health - Killeen PLLC | Psychiatry | Current | Accepting new patients |
| Signify Health Medical Associates, PLLC | Current | Accepting new patients |
Locations
814 Caroline Ave
Junction City, KS 66441
Phone (785) 762-5250
1558 Hayes Dr
Manhattan, KS 66502
Phone (785) 587-4315
2001 Claflin Rd
Manhattan, KS 66502
4409 East West Hwy
Riverdale Park, MD 20737
Phone (301) 699-2000
27 Randolph Rd
Howell, NJ 07731
Phone (972) 677-7951
4055 Valley View Ln
Ste 400
Dallas, TX 75244
Phone (469) 466-7037
809 S W S Young Dr
Killeen, TX 76543
Phone (254) 226-3090
Organizations & group practices 5
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.
-
- Psychiatry Physician
- Killeen, TX
- NPI 1679309561
-
- General Practice Physician
- Dallas, TX
- NPI 1750845863
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Manhattan, KS
- NPI 1275580524
-
- Primary Care Clinic/Center
- Manhattan, KS
- NPI 1356139158
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1684368000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768435200000",
"number": "1124719380",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "21873 WOODCOCK WAY",
"city": "CLARKSBURG",
"state": "MD",
"postal_code": "208719527",
"telephone_number": "301-404-1751"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "809 S W S YOUNG DR",
"city": "KILLEEN",
"state": "TX",
"postal_code": "765434801",
"telephone_number": "254-226-3090",
"fax_number": "888-595-2540"
}
],
"practiceLocations": [
{
"address_1": "2001 Claflin Rd",
"address_purpose": "LOCATION",
"city": "Manhattan",
"state": "KS",
"postal_code": "665023415",
"country_code": "US",
"telephone_number": "785-587-4300",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "SIEWE",
"first_name": "SAVINIEN",
"name_prefix": "Mr.",
"credential": "PMHNP - BC",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2023-05-18",
"last_updated": "2026-01-15",
"certification_date": "2026-01-15",
"status": "A"
},
"taxonomies": [
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "TX",
"license": "1194536",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Killeen, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 15, 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.