Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
April Dawn Sullivan, PA-C
Physician Assistant in Ardmore, OK · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1477176147
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Registry record
Entity type Individual (Type 1)
Name April Dawn Sullivan
Credential PA-C
Sex Female
Practice address 1111 Walnut Dr, Ardmore, OK, 73401
Phone (580) 223-9008
Enumeration date May 28, 2020
Last updated in NPPES May 28, 2020
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 3209 (OK) 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.
Frequently asked questions
Where does April Sullivan practice?
The practice location on file with NPPES is in Ardmore, OK. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for April Sullivan?
The National Provider Identifier (NPI) for April Sullivan is 1477176147, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Lauren Southward Family Medicine Physician · Ardmore, OK NPI 1780667378 Southward Family Medicine Primary Care Clinic/Center · Ardmore, OK NPI 1962510032 Php Ok PC Family Medicine Physician · Ardmore, OK NPI 1629796974 Ultimate Direct Primary Care Pllc Primary Care Clinic/Center · Ardmore, OK NPI 1891518304
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-05-28.