Physician Profile
Unclaimed ProfileAbout LEGAN
John Marcus Legan, MD practises diagnostic radiology in Dyersburg, TN. John is a 1985 graduate of University of Missouri, Columbia School of Medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Legan?
Dr. Legan is a diagnostic radiology in Dyersburg, TN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
What is Dr. Legan's address?
Dr. Legan is listed at 400 E TICKLE ST, Dyersburg, TN 38024. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Legan?
The number on file is (731) 285-2346. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Legan's NPI number?
Dr. Legan's National Provider Identifier is 1790779130. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Legan train?
Dr. Legan attended University of Missouri, Columbia School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Legan been practising?
Dr. Legan has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Legan perform?
According to Medicare billing data, Dr. Legan performs imaging including screening mammography and screening 3d breast mammography; provides treatments such as ultrasound of both sides of head and neck blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Legan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Legan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (731) 285-2346
- Email not available
Practice Locations
400 E TICKLE ST
Dyersburg, TN 38024
Procedures Most Often Billed to Medicare
617 services · 609 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Screening mammography | Imaging | 77067 |
151 |
| Screening 3d breast mammography | Imaging | 77063 |
120 |
| X-ray of chest, 1 view | Imaging | 71045 |
65 |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
34 |
| X-ray of chest, 2 views | Imaging | 71046 |
33 |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
25 |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
24 |
| Ct scan head or brain without contrast | Imaging | 70450 |
24 |
| Ct scan of chest with contrast | Imaging | 71260 |
20 |
| Diagnostic mammography of both breasts | Imaging | 77066 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other diagnostic radiology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Trained at University of Missouri, Columbia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Missouri, Columbia School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Screening mammography 8
Providers in TN who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.