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Ms. Antonia Winefield, APRN

Obstetrics & Gynecology Nurse Practitioner in Merrimack, NH · enumerated 2005.

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

National Provider Identifier

1962488486

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Registry record

Entity type Individual (Type 1)
Name Ms. Antonia Winefield
Credential APRN
Sex Female
Practice address 30 Daniel Webster Hwy, Suite 11, Merrimack, NH, 03054
Phone (603) 883-3365
Enumeration date Dec 16, 2005
Last updated in NPPES May 9, 2013

Taxonomy & licenses

363LX0001X Obstetrics & Gynecology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 035389-23-03 (NH) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

Other identifiers

Identifier Type State Issuer
30340083 Medicaid NH -

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

What is the NPI number for Antonia Winefield?
The National Provider Identifier (NPI) for Antonia Winefield is 1962488486, a Type 1 (individual) record in the CMS NPPES registry.
Where does Antonia Winefield practice?
The practice location on file with NPPES is in Merrimack, NH. 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 2013-05-09.