WILLIAM K RIORDAN DO NPI 1447259718

NPI Information

  • NPI: 1447259718
  • Provider Name: WILLIAM K RIORDAN, DO
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 416 CONNABLE AVE
    PETOSKEY, MI
    ZIP 49770
  • Phone: (231) 487-4000

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NPI Details

William K Riordan, DO is a diagnostic radiology radiology in Petoskey, MI. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. William K Riordan, DO NPI is 1447259718. 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:

416 CONNABLE AVE
PETOSKEY, MI
ZIP 49770-212
Phone: (231) 487-4000

The NPI 1447259718 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer 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.

  • X-ray of chest, 2 views (HCPCS:71046)
  • Mri scan of lower spinal canal without contrast (HCPCS:72148)
  • X-ray of chest, 1 view (HCPCS:71045)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Mri scan of brain before and after contrast (HCPCS:70553)
  • Mri scan of brain without contrast (HCPCS:70551)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)
  • Mri scan of upper spinal canal without contrast (HCPCS:72141)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • Ct scan of chest with contrast (HCPCS:71260)
  • Mri scan of lower spinal canal before and after contrast (HCPCS:72158)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)

The enumeration date for this NPI number is 7/19/2005 and was last updated on 8/13/2018.

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 Radiology5101010779MICHIGANYes

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
1113497443MEDICAIDMICHIGAN
2300088078OTHERMICHIGANRAILROAD MEDICARE
33052422495OTHERMICHIGANBCBS

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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