Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Matthew Creen

Mental Health Counselor in Auburn, MA · enumerated 2017.

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

National Provider Identifier

1235655390

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Registry record

Entity type Individual (Type 1)

Name Matthew Creen

Sex Male

Practice address 157 Pakachoag St, Auburn, MA, 01501

Phone (774) 329-3933

Enumeration date Aug 20, 2017

Last updated in NPPES Sep 23, 2024

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 11990 (MA) Secondary

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers 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 Matthew Creen?

The National Provider Identifier (NPI) for Matthew Creen is 1235655390, a Type 1 (individual) record in the CMS NPPES registry.

Where does Matthew Creen practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-09-23.