Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ms. Marie Doyle, OTR/L

Q: What is the NPI number for Marie Doyle?

The National Provider Identifier (NPI) for Marie Doyle is 1366839912, a Type 1 (individual) record in the CMS NPPES registry.

Specialist in Evanston, IL · enumerated 2015.

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

National Provider Identifier

1366839912

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Ms. Marie Doyle

Credential OTR/L

Sex Female

Practice address Evanston, IL, 60201

Phone (847) 859-6912

Enumeration date Apr 21, 2015

Last updated in NPPES Apr 21, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 056.010848 (IL) 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 Doyle?

The National Provider Identifier (NPI) for Marie Doyle is 1366839912, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marie Doyle practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-04-21.