Alan D. Warrington, D.O., P.A.
About this NPIWhat this record shows.
NPI 1588987820 is registered to Alan D. Warrington, D.O., P.A., a healthcare organisation classified as "Family Medicine" and located at 5307 Limestone Rd, Ste 202 in Wilmington, Delaware. The organisation's authorised official is Alan Warrington. The organisation has been enumerated in the NPI registry since 2010.
Beyond the registryWhat this record adds.
This record carries 3 secondary identifiers beyond the base NPI: Medicaid and other payer cross-references used by billers and credentialers, which the standard CMS NPPES lookup does not surface. It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 755 Family Medicine providers on file in Delaware.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Other
- WA464528DE· Issued by MEDICARE
- 1801981923DE· Issued by TYPE 1 NPI
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Part B Supplier
- O20100305000533Clinic/Group PracticeDE
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Alan D. Warrington, D.O., P.A. accepts. To confirm in-network status with your specific health plan, contact Alan D. Warrington, D.O., P.A. directly at (302) 239-9599.
Frequently asked
Yes. NPI 1588987820 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (302) 239-9599.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Alan D. Warrington, D.O., P.A. is a Type-2 organisational NPI.
As of the latest monthly CMS NPPES snapshot, 755 Family Medicine providers are registered in Delaware, and Alan D. Warrington, D.O., P.A. is one of them. The figure refreshes each month from the federal source.