Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Catherine Marie Duffy, APRN-BC

Adult Health Nurse Practitioner in Danvers, MA · enumerated 2007 · practices at Care Dimensions, Inc..

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

National Provider Identifier

1255488003

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Registry record

Entity type Individual (Type 1)

Name Catherine Marie Duffy

Credential APRN-BC

Sex Female

Practice address 75 Sylvan St Ste B102, Care Dimensions, Danvers, MA, 01923

Phone (978) 774-7566

Enumeration date Jan 4, 2007

Last updated in NPPES Apr 17, 2015

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 263001 (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.

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Frequently asked questions

Where does Catherine Duffy practice?

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

What is the NPI number for Catherine Duffy?

The National Provider Identifier (NPI) for Catherine Duffy is 1255488003, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Mark Messenger Internal Medicine Physician · Danvers, MA NPI 1194726471 Stephanie Patel Hospice and Palliative Medicine (Family Medicine) Physician · Danvers, MA NPI 1609840461 Patricia Houde Gerontology Nurse Practitioner · Danvers, MA NPI 1578603999 Jennifer Culgin Adult Health Nurse Practitioner · Danvers, MA NPI 1306196910 Anna Chon Hospice and Palliative Medicine (Family Medicine) Physician · Danvers, MA NPI 1578982518 Talia Lewis Hospice and Palliative Medicine (Internal Medicine) Physician · Danvers, MA NPI 1619380482 Nicole Cronin Adult Health Nurse Practitioner · Danvers, MA NPI 1912378159 Kaitlin Bouley Adult Health Nurse Practitioner · Danvers, MA NPI 1396254470

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-04-17.