Active NPIIndividual providerSole proprietor

Agnieszka Duffany, FNP

Nurse Practitioner, Family in Harwich, Massachusetts

NPI Number1376452953
Practice location
525 Long Pond Dr, Harwich, MA 02645-1227
Fax
—
Last updated
September 1, 2026

Agnieszka Duffany is a Nurse Practitioner, Family based in Harwich, MA. Agnieszka Duffany practices in Harwich, MA and has the professional credentials of FNP. The NPI Number for Agnieszka Duffany is 1376452953 and holds a License No. RN2318107 (MA). The current practice location address for Agnieszka Duffany is 525 Long Pond Dr, Harwich, MA 02645-1227 and can be reached out via phone at 774-487-2233.

Provider Profile Details

NPI Number
1376452953
Provider Name
Agnieszka Duffany
Credential
FNP
Provider Entity Type
Individual
Gender
Female
Address
525 Long Pond Dr, Harwich, MA 02645-1227
Phone Number
774-487-2233
Primary Taxonomy
Nurse Practitioner, Family · 363LF0000X
Sole Proprietor
Yes
Provider Enumeration Date
September 1, 2026
Last Update Date
September 1, 2026
Certification Date
September 1, 2026
NPI Status
Active

Provider Business Practice Location Address Details

Address
525 Long Pond Dr
Harwich, MA 02645-1227
Zip
02645-1227
Phone Number
774-487-2233
Harwich, MA 02645Get directions →

Provider Business Mailing Address Details

Address
525 Long Pond Dr
Harwich, MA 02645-1227
City
Harwich
State
MA
Zip
02645-1227
Phone Number
774-487-2233

License Information

License Number
RN2318107
License State
MA
Taxonomy
Nurse Practitioner, Family · 363LF0000X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Agnieszka Duffany, FNP?

The NPI number of Agnieszka Duffany, FNP is 1376452953. It was assigned on September 1, 2026 and is currently active in the NPPES registry.

What is the specialty of Agnieszka Duffany, FNP?

Agnieszka Duffany, FNP is registered under the primary taxonomy Nurse Practitioner, Family (code 363LF0000X), licensed in MA under license number RN2318107.

Where does Agnieszka Duffany, FNP practice?

The practice location is 525 Long Pond Dr, Harwich, MA 02645-1227. The office can be reached at 774-487-2233 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1376452953 directly on the NPPES registry website.

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