Active NPI
Ruth Erin Lefan, LCSW
- Clinical Social Worker
- Edmond, OK
National Provider Identifier
1275107724
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- Practice address
- 1300 E 15TH St Ste 130
Edmond, OK 73013-5051 - Phone
- (405) 237-5993
- NPI assigned
- May 19, 2021
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | OK | Primary |
Addresses
Primary practice location
1300 E 15TH St Ste 130
Edmond, OK 73013-5051
Mailing address
1300 E 15TH St Ste 130
Edmond, OK 73013-5051
Phone (405) 237-5993
Other names 1
- Miss Ruth Erin Lalli
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1621382400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761782400000",
"number": "1275107724",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1300 E 15TH ST STE 130",
"city": "EDMOND",
"state": "OK",
"postal_code": "730135051",
"telephone_number": "405-237-5993"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1300 E 15TH ST STE 130",
"city": "EDMOND",
"state": "OK",
"postal_code": "730135051",
"telephone_number": "405-237-5993"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LEFAN",
"first_name": "RUTH",
"middle_name": "ERIN",
"name_prefix": "Mrs.",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-05-19",
"last_updated": "2025-10-30",
"certification_date": "2025-10-30",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "OK",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "RUTH",
"last_name": "LALLI",
"middle_name": "ERIN",
"prefix": "MISS",
"code": "1",
"type": "Former Name"
}
]
}Other providers in Edmond, OK
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 30, 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.