JOHN MARCUS LEGAN MD NPI 1790779130

NPI Information

  • NPI: 1790779130
  • Provider Name: JOHN MARCUS LEGAN, MD
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 400 E TICKLE ST
    DYERSBURG, TN
    ZIP 38024
  • Phone: (731) 285-2346

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NPI Details

John Marcus Legan, MD is a diagnostic radiology radiology in Dyersburg, TN with 41 years of experience. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. John Marcus Legan, MD NPI is 1790779130. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduation Year:1985

The provider's business location address is:

400 E TICKLE ST
DYERSBURG, TN
ZIP 38024-120
Phone: (731) 285-2346

The NPI 1790779130 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.

  • Screening mammography (HCPCS:77067)
  • X-ray of chest, 1 view (HCPCS:71045)
  • Screening 3d breast mammography (HCPCS:77063)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Diagnostic mammography of 1 breast (HCPCS:77065)
  • Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (HCPCS:G0279)
  • Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
  • Ct scan of chest with contrast (HCPCS:71260)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • Limited ultrasound scan of 1 breast (HCPCS:76642)
  • X-ray of abdomen, 1 view (HCPCS:74018)
  • Mri scan of lower spinal canal without contrast (HCPCS:72148)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • Complete ultrasound scan of abdomen (HCPCS:76700)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • Diagnostic mammography of both breasts (HCPCS:77066)
  • Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
  • Ct scan of blood vessels of chest with contrast (HCPCS:71275)
  • X-ray of hip, 2-3 views (HCPCS:73502)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • Mri scan of brain without contrast (HCPCS:70551)
  • Mri scan of leg joint without contrast (HCPCS:73721)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • Mri scan of brain before and after contrast (HCPCS:70553)
  • Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
  • Mri scan of upper spinal canal without contrast (HCPCS:72141)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • X-ray of shoulder, minimum of 2 views (HCPCS:73030)
  • Ct scan of abdomen and pelvis before and after contrast (HCPCS:74178)
  • Ct scan of blood vessels of neck with contrast (HCPCS:70498)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Single contrast x-ray of esophagus (HCPCS:74220)
  • X-ray of abdomen, 2 views (HCPCS:74019)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • Ct scan of leg without contrast (HCPCS:73700)
  • Mri scan of abdomen before and after contrast (HCPCS:74183)
  • Ct scan of blood vessels and grafts of heart with contrast (HCPCS:75574)
  • Ultrasound of leg arteries or artery grafts (HCPCS:93925)

The enumeration date for this NPI number is 8/31/2005 and was last updated on 1/11/2010.

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 RadiologyMD25386TENNESSEEYes

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
1F83170MEDICARE UPIN
23083641MEDICAIDTENNESSEE
33083641MEDICARE ID-TYPE UNSPECIFIEDTENNESSEE

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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