WILLIAM A GREGOIRE M.D. NPI 1154343184

NPI Information

  • NPI: 1154343184
  • Provider Name: WILLIAM A GREGOIRE, M.D.
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 5422 DIJON DR
    BATON ROUGE, LA
    ZIP 70808
  • Phone: (225) 769-9337

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NPI Details

William A Gregoire, M.D. is a diagnostic radiology radiology in Baton Rouge, LA with 35 years of experience. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. William A Gregoire, M.D. NPI is 1154343184. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduation Year:1991

The provider's business location address is:

5422 DIJON DR
BATON ROUGE, LA
ZIP 70808-315
Phone: (225) 769-9337

The NPI 1154343184 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS:Q9967)
  • Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml (HCPCS:A9579)
  • X-ray of chest, 1 view (HCPCS:71045)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Mri scan of lower spinal canal without contrast (HCPCS:72148)
  • Mri scan of brain without contrast (HCPCS:70551)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Mri scan of brain without contrast (HCPCS:70551)
  • Mri scan of brain before and after contrast (HCPCS:70553)
  • Mri scan of lower spinal canal without contrast (HCPCS:72148)
  • Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
  • Mri scan of brain before and after contrast (HCPCS:70553)
  • Mri scan of upper spinal canal without contrast (HCPCS:72141)
  • Mri scan of upper spinal canal without contrast (HCPCS:72141)
  • Ct scan of upper spine without contrast (HCPCS:72125)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Ct scan of blood vessels of neck with contrast (HCPCS:70498)
  • Ct scan of blood vessels of head with contrast (HCPCS:70496)
  • Ct scan of chest with contrast (HCPCS:71260)
  • X-ray of abdomen, 1 view (HCPCS:74018)
  • X-ray of hip, 2-3 views (HCPCS:73502)
  • Complete ultrasound scan of abdomen (HCPCS:76700)
  • Ct scan of blood vessels of chest with contrast (HCPCS:71275)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • Ct scan of lower spine without contrast (HCPCS:72131)
  • Ct scan of chest without contrast (HCPCS:71250)
  • X-ray of shoulder, 1 view (HCPCS:73020)
  • Mri scan of middle spinal canal without contrast (HCPCS:72146)
  • Ct scan of face without contrast (HCPCS:70486)
  • X-ray of abdomen, 2 views (HCPCS:74019)
  • Ct scan of leg without contrast (HCPCS:73700)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • X-ray of lower and sacral spine, minimum of 4 views (HCPCS:72110)
  • Mri scan of middle spinal canal without contrast (HCPCS:72146)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • X-ray of upper spine, 2-3 views (HCPCS:72040)
  • X-ray of hand, minimum of 3 views (HCPCS:73130)
  • X-ray of thigh bone, minimum 2 views (HCPCS:73552)
  • Imaging of urinary tract following injection of a contrast agent (HCPCS:74420)
  • Nuclear medicine study of bone and/or joint whole body (HCPCS:78306)
  • Mri scan of lower spinal canal before and after contrast (HCPCS:72158)
  • Low dose ct scan of chest for lung cancer screening (HCPCS:71271)
  • X-ray of ribs on side of body, minimum of 3 views (HCPCS:71101)
  • Computed tomography (ct) of brain blood flow, volume, and timing of flow analysis with contrast (HCPCS:0042T)
  • Ct scan of soft tissue of neck with contrast (HCPCS:70491)
  • Ct scan of abdomen and pelvis before and after contrast (HCPCS:74178)

The enumeration date for this NPI number is 7/25/2006 and was last updated on 7/8/2007.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
12085R0202XRadiologyDiagnostic Radiology11735RLOUISIANAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
15W789MEDICARE ID-TYPE UNSPECIFIEDLOUISIANA
21678490MEDICAIDLOUISIANA
3G27375MEDICARE UPIN

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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