DAVID M SHACKELFORD (MD) – Diagnostic Radiology Physician, NPI 1578541439
Diagnostic Radiology Physician
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Profile Insights
NPPES metrics only — not quality of care.
3,168 DIAGNOSTIC RADIOLOGY in FL
Provider Addresses for DAVID M SHACKELFORD (MD)
4250 Hospital Dr
Marianna, FL 324461917
Phone: (850) 526-2200
Fax: (850) 718-2844
Type: Location
5421 Main St
Spring Hill, TN 371744410
Phone: (615) 577-4057
Type: Location
Andrew Jacobs Jr. Post Office, 125, West South Street, Old Southside, Indianapolis, Marion County, Indiana, 46206, United States
INDIANAPOLIS, IN 462063239
Phone: (844) 295-4871
Type: Mailing
Maury Regional Medical Center, 1224, Trotwood Avenue, Rolling Fields, Columbia, Maury County, Tennessee, 38401, United States
COLUMBIA, TN 384014802
Phone: (844) 295-4871
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2026-01-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20070501000638 | I | Diagnostic Radiology | TN | TBD |
| I20251008001701 | I | Diagnostic Radiology | FL | TBD |
| I20251009000545 | I | Diagnostic Radiology | TX | TBD |
| I20260113001809 | I | Diagnostic Radiology | AZ | TBD |
| I20260122001665 | I | Diagnostic Radiology | ND | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| A9585 | Injection, gadobutrol, 0.1 ml | 2,760 | 32 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 2,055 | 22 | $0 |
| 71045 | X-ray of chest, 1 view | 303 | 286 | $0 |
| 70450 | Ct scan head or brain without contrast | 173 | 168 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 113 | 113 | $0 |
Insurance plans in this area (ZIP 32446)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery, General Practice | FL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology, Interventional Radiology, Diagnostic Radiology | KY | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Nurse Practitioner | FL | |
| - | IN | |
| Nurse Practitioner | FL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | FL |
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