HOWARD W SILL (MD, PHD) – Vascular & Interventional Radiology Physician, NPI 1679766844
Vascular & Interventional Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
46 INTERVENTIONAL RADIOLOGY in ID
Provider Addresses for HOWARD W SILL (MD, PHD)
3581 E OVERLAND RD
MERIDIAN, ID 836426757
Phone: (208) 605-7677
Fax: (208) 605-7674
Type: Mailing
11116 MEDICAL CAMPUS RD
HAGERSTOWN, MD 217426710
Phone: (301) 790-8000
Type: Mailing
106, South Gilbert Road, Farmhouse Meadows, Gilbert, Maricopa County, Arizona, 85296, United States
GILBERT, AZ 852952802
Phone: (127) 721-6775
Fax: (512) 772-1692
Type: Mailing
601, East Whitestone Boulevard, Cedar Park, Williamson County, Texas, 78613, United States
CEDAR PARK, TX 786139066
Phone: (512) 772-1677
Fax: (512) 772-1692
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 34 Open Payments records for all available years, with a total value of $2,036.
Total Amount is formed as General ($2,036) + Research ($0) + Ownership ($0) = $2,036.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: Medtronic, Inc. ($871).
Total Amount
$2,036
General + Research + Ownership
Payments
34
Total payment records
General Amount
$2,036
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $871 |
| Abbott Laboratories | $362 |
| Boston Scientific Corporation | $246 |
| Sirtex Medical Inc | $178 |
| AngioDynamics, Inc. | $168 |
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: 2025-12-24
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 |
|---|---|---|---|---|
| I20241004003693 | I | Interventional Radiology | PA | TBD |
| I20251224001315 | I | Interventional Radiology | MD | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 109 | 109 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 97 | 55 | $0 |
| 76937 | Ultrasonic guidance for blood vessel access | 42 | 34 | $0 |
| 75774 | Review by radiologist of additional artery image | 42 | 27 | $0 |
| 75710 | Review by radiologist of arm or leg artery image | 28 | 25 | $0 |
Insurance plans in this area (ZIP 83642)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | PA | |
| - | PA | |
| - | PA | |
| N E U R O L O G Y | SC | |
| Physician Assistant | PA | |
| Hospitalist, Internal Medicine | PA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Physician Assistant | PA | |
| Family Practice | PA | |
| Internal Medicine, Pulmonary Disease, Sleep Medicine | PA |
Reviews
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