NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Marie Doettrel

Addiction (Substance Use Disorder) Counselor in Simi Valley, CA · enumerated 2016.

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

National Provider Identifier

1285177816

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Ms. Marie Doettrel
Sex Female
Practice address 660 E Los Angeles Ave, Simi Valley, CA, 93065
Phone (805) 522-1844
Enumeration date Nov 30, 2016
Last updated in NPPES Jan 12, 2021

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License R1240530117 (CA) Primary

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 Marie Doettrel?
The National Provider Identifier (NPI) for Marie Doettrel is 1285177816, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marie Doettrel practice?
The practice location on file with NPPES is in Simi Valley, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-01-12.