SILAS HUSTON IV WILLIAMS (M.D.) – Vascular & Interventional Radiology Physician, NPI 1851737290
Vascular & Interventional Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
162 INTERVENTIONAL RADIOLOGY in MO
Provider Addresses for SILAS HUSTON IV WILLIAMS (M.D.)
1600 N 2ND ST
CLINTON, MO 647351297
Phone: (660) 885-5511
Type: Location
3600 NE Ralph Powell Rd
Lees Summit, MO 640642369
Phone: (816) 682-0651
Type: Location
1836 SOUTH AVE
LA CROSSE, WI 546015429
Phone: (608) 775-3349
Fax: (608) 775-1548
Type: Mailing
3600 NE RALPH POWELL RD
LEES SUMMIT, MO 640642369
Phone: (816) 682-0651
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 111 Open Payments records for all available years, with a total value of $54,790.
Total Amount is formed as General ($54,790) + Research ($0) + Ownership ($0) = $54,790.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: AngioDynamics, Inc. ($49,454).
Total Amount
$54,790
General + Research + Ownership
Payments
111
Total payment records
General Amount
$54,790
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AngioDynamics, Inc. | $49,454 |
| Abbott Laboratories | $1,936 |
| Inari Medical, Inc. | $847 |
| Philips Electronics North America Corporation | $705 |
| Philips North America LLC | $636 |
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: 2019-07-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20190709001080 | I | Interventional Radiology | MO | 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 |
|---|---|---|---|---|
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 1,815 | 25 | $0 |
| 99153 | Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes | 201 | 28 | $0 |
| 93925 | Ultrasound of leg arteries or artery grafts | 72 | 44 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 61 | 43 | $0 |
| 93923 | Complete ultrasound study of arm and leg arteries | 60 | 40 | $0 |
Insurance plans in this area (ZIP 64735)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MO | |
| Nurse Practitioner | MO |
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