Jeffrey L Lenker, LCSW

Jeffrey L Lenker is a Clinical Social Worker provider (Social Worker) practicing in Eugene, OR, registered in the NPPES registry with NPI 1851504021 since 2007. The credential LCSW stands for Licensed Clinical Social Worker.

✓ Active NPI ✓ Valid NPI checksum

NPI	1851504021
Entity type	Individual (Type 1)
Name	Jeffrey L Lenker
Credential	LCSW
Sex	Male
Practice address	401 E 10TH AVE STE 330, Eugene, OR, 97401
Phone	8009227009
Fax	8777305113
Enumeration date	2007-05-07
Last updated in NPPES	2015-07-30

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
1041C0700X	Clinical Social Worker	Primary	L2617	OR

LCSW — Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

Other identifiers

Identifier	Type	State	Issuer
810573161	Other	OR	CLINIC TAX ID
844704001	Other	OR	REGENCE BCBSO PROV NO

Copy-ready billing details

Provider: Jeffrey Lenker, LCSW
NPI: 1851504021
Taxonomy: 1041C0700X (Clinical Social Worker)
Address: 401 E 10TH AVE STE 330, Eugene, OR, 97401

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1619180858	Alice Duffy	Individual	Clinical Social Worker	Eugene, OR
1073726253	Reliant Behavioral Health LLC	Organization	Clinical Social Worker	Eugene, OR
1215362546	Rhonda Woodside	Individual	Adult Health Nurse Practitioner	Eugene, OR
1124539416	Alyssa Martin	Individual	Professional Counselor	Eugene, OR
1922645522	Ideal Option Pllc	Organization	Clinic/Center	Eugene, OR

Verify this record

Cross-check NPI 1851504021 against the authoritative CMS record: view Jeffrey L Lenker on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Jeffrey Lenker practice?

The practice location on file with NPPES is in Eugene, OR. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Jeffrey Lenker?

The National Provider Identifier (NPI) for Jeffrey Lenker is 1851504021, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2015-07-30.