Active NPI
Tammy Lynn Duren, LSW
- Social Worker
- Toledo, OH
National Provider Identifier
1891310488
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- S.2512214
- Practice address
- 1701 Sylvania Ave
Toledo, OH 43613 - Phone
- (216) 208-0634
- NPI assigned
- Jun 10, 2020
- 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 |
|---|---|---|---|---|
| Addiction (Substance Use Disorder) Counselor | 101YA0400X | CDCA.171652 | OH | |
| Social Worker | 104100000X | S.2512214 | OH | Primary |
Addresses
Primary practice location
1701 Sylvania Ave
Toledo, OH 43613
Mailing address
4546 Belmar Ave
Toledo, OH 43612-2039
Phone (419) 392-7529
Other practice location 1
4747 Monroe St
Toledo, OH 43623-4307
Phone (844) 550-0941
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| S.2522214 | Other | OH | CSWMFT |
| CDCA.171652 | Other | OH | CDCA |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| CONNECT URL | KIPUhealth |
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 |
|---|---|---|---|
| CDCA.171652 | OH | MD | Addiction (Substance Use Disorder) Counselor |
| S.2512214 | OH | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1591747200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1775174400000",
"number": "1891310488",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4546 BELMAR AVE",
"city": "TOLEDO",
"state": "OH",
"postal_code": "436122039",
"telephone_number": "419-392-7529"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1701 SYLVANIA AVE",
"city": "TOLEDO",
"state": "OH",
"postal_code": "43613",
"telephone_number": "216-208-0634"
}
],
"practiceLocations": [
{
"address_1": "4747 Monroe St",
"address_purpose": "LOCATION",
"city": "Toledo",
"state": "OH",
"postal_code": "436234307",
"country_code": "US",
"telephone_number": "844-550-0941",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "DUREN",
"first_name": "TAMMY",
"middle_name": "LYNN",
"credential": "LSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2020-06-10",
"last_updated": "2026-04-03",
"certification_date": "2026-04-03",
"status": "A"
},
"taxonomies": [
{
"code": "101YA0400X",
"taxonomy_group": "",
"desc": "Counselor, Addiction (Substance Use Disorder)",
"state": "OH",
"license": "CDCA.171652",
"primary": false
},
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "OH",
"license": "S.2512214",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CSWMFT",
"identifier": "S.2522214",
"state": "OH"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CDCA",
"identifier": "CDCA.171652",
"state": "OH"
}
],
"endpoints": [
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "KIPUhealth",
"affiliation": "N",
"address_1": "1701 sylvania ave",
"city": "toledo",
"state": "OH",
"country_code": "US",
"postal_code": "43613",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in Toledo, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 3, 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.