Active NPI
Matthew James Sebek, MSW
- Mental Health Counselor
- Lincoln, NE
National Provider Identifier
1386556314
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Mental Health Counselor
- License
- 15138
- Practice address
- 3201 S 33Rd St Ste C
Lincoln, NE 68506-5755 - Phone
- (402) 225-0232
- NPI assigned
- Sep 22, 2026
- Last updated
- Sep 22, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 8445 | NE | |
| Mental Health Counselor | 101YM0800X | 15138 | NE | Primary |
Addresses
Primary practice location
3201 S 33Rd St Ste C
Lincoln, NE 68506-5755
Mailing address
3201 S 33Rd St Ste C
Lincoln, NE 68506-5755
Phone (402) 225-0232
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1790035200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1790035200000",
"number": "1386556314",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3201 S 33RD ST STE C",
"city": "LINCOLN",
"state": "NE",
"postal_code": "685065755",
"telephone_number": "402-225-0232"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3201 S 33RD ST STE C",
"city": "LINCOLN",
"state": "NE",
"postal_code": "685065755",
"telephone_number": "402-225-0232"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SEBEK",
"first_name": "MATTHEW",
"middle_name": "JAMES",
"name_prefix": "Mr.",
"credential": "MSW",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-09-22",
"last_updated": "2026-09-22",
"certification_date": "2026-09-22",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "NE",
"license": "8445",
"primary": false
},
{
"code": "101YM0800X",
"taxonomy_group": "",
"desc": "Counselor, Mental Health",
"state": "NE",
"license": "15138",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lincoln, NE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.