Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dianna Lee Smith, MSW

Q: What is the NPI number for Dianna Smith?

The National Provider Identifier (NPI) for Dianna Smith is 1700918927, a Type 1 (individual) record in the CMS NPPES registry.

Mental Health Counselor in Brewster, MA · enumerated 2007.

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

National Provider Identifier

1700918927

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Registry record

Entity type Individual (Type 1)

Name Dianna Lee Smith

Credential MSW

Sex Female

Practice address 49 Cummings Rd, Brewster, MA, 02631

Phone (617) 771-0210

Enumeration date Mar 12, 2007

Last updated in NPPES Jun 23, 2021

Taxonomy & licenses

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

Where does Dianna Smith practice?

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

What is the NPI number for Dianna Smith?

The National Provider Identifier (NPI) for Dianna Smith is 1700918927, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-06-23.