DR. JAMES VAN SIATRAS (D.O.) – Surgery Physician, NPI 1164672572
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,422 GENERAL SURGERY in IL
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Provider Addresses for DR. JAMES VAN SIATRAS (D.O.)
500 S CLINTON ST APT 412
CHICAGO, IL 606074322
Phone: (312) 435-3814
Type: Mailing
20201, Crawford Avenue, Olympia Fields, Rich Township, Cook County, Illinois, 60461, United States
OLYMPIA FIELDS, IL 604611010
Phone: (708) 747-4000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 30 Open Payments records for all available years, with a total value of $31,439.
Total Amount is formed as General ($31,439) + Research ($0) + Ownership ($0) = $31,439.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($31,252).
Total Amount
$31,439
General + Research + Ownership
Payments
30
Total payment records
General Amount
$31,439
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $31,252 |
| Davol Inc. | $155 |
| ABBVIE INC. | $32 |
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: 2012-02-23
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 |
|---|---|---|---|---|
| I20120223000672 | I | General Surgery | IN | 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 | 18 | 14 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 60607)
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