MICHAEL J WORKMAN (M.D.) – Neurological Surgery Physician, NPI 1104873587
Neurological Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,218 DIAGNOSTIC RADIOLOGY in MO
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Provider Addresses for MICHAEL J WORKMAN (M.D.)
Springfield Post Office, 830-832, Stratford Road, Springfield, Greet, Birmingham, West Midlands, England, B11 4SH, United Kingdom
SPRINGFIELD, MO 658019434
Phone: (417) 885-3888
Fax: (417) 881-7638
Type: Mailing
2900, South National Avenue, Meador Park, Springfield, Greene County, Missouri, 65804, United States
SPRINGFIELD, MO 658043634
Phone: (417) 885-3888
Fax: (417) 881-7638
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $73.
Total Amount is formed as General ($73) + Research ($0) + Ownership ($0) = $73.
Last reported payment date: 2023-02-24 • Largest payer in this snapshot: DePuy Synthes Sales Inc. ($73).
Total Amount
$73
General + Research + Ownership
Payments
1
Total payment records
General Amount
$73
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-02-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| DePuy Synthes Sales Inc. | $73 |
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: 2005-12-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040908000472 | I | Diagnostic Radiology | MO | TBD |
| I20051222000637 | I | Diagnostic Radiology | AR | 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 |
|---|---|---|---|---|
| 72148 | Mri scan of lower spinal canal without contrast | 172 | 170 | $0 |
| 64483 | Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | 127 | 105 | $0 |
| 72132 | Ct scan of lower spine with contrast | 80 | 77 | $0 |
| 72141 | Mri scan of upper spinal canal without contrast | 80 | 79 | $0 |
| 72120 | X-ray lower and sacral spine, 2-3 views bending views | 77 | 75 | $0 |
Insurance plans in this area (ZIP 65801)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O S U R G E R Y | MO | |
| N E U R O S U R G E R Y | MO | |
| N E U R O S U R G E R Y | MO | |
| N E U R O S U R G E R Y | MO | |
| N E U R O S U R G E R Y | MO | |
| Physical Medicine And Rehabilitation | MI | |
| N E U R O S U R G E R Y | MO | |
| - | MO | |
| N E U R O S U R G E R Y | AR | |
| N E U R O S U R G E R Y | MO |
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