Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Barbara Duffy Evans, GNP

Gerontology Nurse Practitioner in Providence, RI · enumerated 2006.

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

National Provider Identifier

1720165582

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Registry record

Entity type Individual (Type 1)

Name Ms. Barbara Duffy Evans

Credential GNP

Sex Female

Practice address 1085 N Main St, Providence, RI, 02904

Phone (401) 415-4212

Fax (401) 415-4348

Enumeration date Nov 1, 2006

Last updated in NPPES Mar 28, 2012

Taxonomy & licenses

363LG0600X Gerontology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NPP36692 (RI) Primary

Other identifiers

Identifier	Type	State	Issuer
7008294	Medicaid	RI	-

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 Barbara Evans?

The National Provider Identifier (NPI) for Barbara Evans is 1720165582, a Type 1 (individual) record in the CMS NPPES registry.

Where does Barbara Evans practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-03-28.