DR. SIDNEY D MACHEFSKY M.D. NPI 1780617050

NPI Information

  • NPI: 1780617050
  • Provider Name: DR. SIDNEY D MACHEFSKY, M.D.
  • Classification: Radiology - 2085R0204X
  • Specialization: Vascular & Interventional Radiology
  • Entity Type: Individual
  • Address: 300 FIRST CAPITOL DRIVE
    ST CHARLES, MO
    ZIP 63301
  • Phone: (636) 947-5444

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NPI Details

DR. Sidney D Machefsky, M.D. is a vascular and interventional radiology radiology in St Charles, MO. The provider is a radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging. DR. Sidney D Machefsky, M.D. NPI is 1780617050. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

300 FIRST CAPITOL DRIVE
ST CHARLES, MO
ZIP 63301
Phone: (636) 947-5444

The enumeration date for this NPI number is 7/9/2006 and was last updated on 9/11/2025.

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 RadiologyR8634MISSOURINo
22085R0204XRadiologyVascular & Interventional RadiologyR8634MISSOURINo
32085R0202XRadiologyDiagnostic RadiologyILLINOISNo
42085R0204XRadiologyVascular & Interventional RadiologyILLINOISYes

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
1P00122213OTHERILLINOISRAILROAD MEDICARE NUMBER

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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