Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Jamie Nicole Leissner

Student in an Organized Health Care Education/Training Program in Olympia, WA · enumerated 2021 · practices at Evergreen Treatment Services.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1841969516

Verified

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Registry record

Entity type Individual (Type 1)

Name Jamie Nicole Leissner

Sex Female

Practice address 6700 Martin Way E Ste 117, Olympia, WA, 98516

Phone (360) 413-6910

Enumeration date Sep 7, 2021

Last updated in NPPES Jul 18, 2022

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License CO61169403 (WA) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care · License CO61169403 (WA) Primary

101Y00000X Counselor Behavioral Health & Social Service Providers · License CO61169403 (WA) Secondary

Other identifiers

Identifier	Type	State	Issuer
2188648	Medicaid	WA	-

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Jamie Leissner?

The National Provider Identifier (NPI) for Jamie Leissner is 1841969516, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jamie Leissner practice?

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

Other providers at this practice address

Browse all →

Evergreen Treatment Services Methadone Clinic · Olympia, WA NPI 1871729491 Louise Boxill Psychiatric/Mental Health Nurse Practitioner · Olympia, WA NPI 1508136714 Tamara Light Addiction (Substance Use Disorder) Counselor · Olympia, WA NPI 1326560558 Tiffany Woelfel Clinical Social Worker · Olympia, WA NPI 1366954471 Justin Johnson Addiction (Substance Use Disorder) Counselor · Olympia, WA NPI 1518436377 Heather Morgan Addiction (Substance Use Disorder) Counselor · Olympia, WA NPI 1861964454 Brandon Thomas Technician · Olympia, WA NPI 1093369647 Rita Hotchkiss Addiction (Substance Use Disorder) Counselor · Olympia, WA NPI 1669015152

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-18.