Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Colleen Macwilliam, MS SLP

Speech-Language Pathologist in Forestdale, MA · enumerated 2017.

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

National Provider Identifier

1083134522

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Registry record

Entity type Individual (Type 1)

Name Colleen Macwilliam

Credential MS SLP

Sex Female

Practice address 337 Cotuit Road, Suite 7, Heritage Park Plaza, Forestdale, MA, 02644

Phone (508) 833-1060

Fax (508) 833-2216

Enumeration date Jun 26, 2017

Last updated in NPPES Jun 26, 2017

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License 76521 (MA) 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 Colleen Macwilliam?

The National Provider Identifier (NPI) for Colleen Macwilliam is 1083134522, a Type 1 (individual) record in the CMS NPPES registry.

Where does Colleen Macwilliam practice?

The practice location on file with NPPES is in Forestdale, 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 2017-06-26.