GEORGE PETER SILIS (MD) – Internal Medicine Physician, NPI 1003977422
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,934 INTERNAL MEDICINE in VA
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Provider Addresses for GEORGE PETER SILIS (MD)
5115, Franconia Road, Bush Hill Woods, Alexandria, Fairfax County, Virginia, 22310, United States
SUTIE G
ALEXANDRIA, VA 22310
Phone: (703) 922-4222
Fax: (703) 922-4253
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 145 Open Payments records for all available years, with a total value of $3,041.
Total Amount is formed as General ($3,041) + Research ($0) + Ownership ($0) = $3,041.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: PFIZER INC. ($468).
Total Amount
$3,041
General + Research + Ownership
Payments
145
Total payment records
General Amount
$3,041
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $468 |
| AstraZeneca Pharmaceuticals LP | $362 |
| Amgen Inc. | $310 |
| Sumitomo Pharma America, Inc. | $201 |
| Abbott Laboratories | $195 |
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: 2010-10-30
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 |
|---|---|---|---|---|
| I20101030000017 | I | Internal Medicine | DC | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,096 | 210 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 548 | 256 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 270 | 152 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 222 | 100 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 125 | 117 | $0 |
Insurance plans in this area (ZIP 22310)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | VA | |
| Nurse Practitioner | MD |
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