Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Courtney Dulworth, NP

Nurse Practitioner in Alton, IL · enumerated 2015.

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

National Provider Identifier

1679941546

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Registry record

Entity type Individual (Type 1)

Name Courtney Dulworth

Credential NP

Sex Female

Practice address 2 Memorial Dr Ste 220, Alton, IL, 62002

Phone (618) 474-1723

Fax (618) 433-6299

Enumeration date Sep 9, 2015

Last updated in NPPES Sep 19, 2025

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 264555 (NC) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 5008050 (NC) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 041567282 (IL) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

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 Courtney Dulworth?

The National Provider Identifier (NPI) for Courtney Dulworth is 1679941546, a Type 1 (individual) record in the CMS NPPES registry.

Where does Courtney Dulworth practice?

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

Other providers at this practice address

Browse all →

Laura Bird Family Medicine Physician · Alton, IL NPI 1295720993 John Hoelscher Internal Medicine Physician · Alton, IL NPI 1447267810 Michele Brannan Physician Assistant · Alton, IL NPI 1083621452 Megha Manek Family Medicine Physician · Alton, IL NPI 1841446473 Jaleesa Gilbert-Gortman Family Medicine Physician · Alton, IL NPI 1710484332 Sarah Davis Nurse Practitioner · Alton, IL NPI 1457911810 Kourtney Chapman Nurse Practitioner · Alton, IL NPI 1932799400 Kamaal Hicks Family Medicine Physician · Alton, IL NPI 1184354169

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-19.