Mrs. Natalie Alphonse Sullivan M.D.
About this NPIWhat this record shows.
NPI 1003255761 is registered to Mrs. Natalie Alphonse Sullivan M.D., a Radiation Oncology Physician practising at 3330 Masonic Dr in Alexandria, Louisiana. Radiation Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mrs. Natalie Alphonse Sullivan M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2013.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments 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.
Practitioner
- I20210129000233Radiation OncologyFL
- I20250121001225Radiation OncologyLA
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 Mrs. Natalie Alphonse Sullivan M.D. accepts. To confirm in-network status with your specific health plan, contact Mrs. Natalie Alphonse Sullivan M.D. directly at (318) 448-6917.
Frequently asked
Yes. NPI 1003255761 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Radiation Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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 (318) 448-6917.
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. Mrs. Natalie Alphonse Sullivan M.D. is a Type-1 individual NPI.