Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Colleen Erin Ellis, FNP-C

Family Nurse Practitioner in Lake Orion, MI · enumerated 2015.

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

National Provider Identifier

1437539681

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Colleen Erin Ellis

Credential FNP-C

Sex Female

Practice address 1080 Walloon Way, Lake Orion, MI, 48360

Phone (248) 210-9115

Enumeration date Jun 3, 2015

Last updated in NPPES Jun 3, 2015

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704262495 (MI) 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

Where does Colleen Ellis practice?

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

What is the NPI number for Colleen Ellis?

The National Provider Identifier (NPI) for Colleen Ellis is 1437539681, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-06-03.