TROY B SHAFFER (D.O.) – Emergency Medicine Physician, NPI 1285665661
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,845 EMERGENCY MEDICINE in IL
Provider Addresses for TROY B SHAFFER (D.O.)
1045 W Stephenson St
Freeport, IL 610324864
Phone: (815) 599-6000
Fax: (815) 599-7974
Type: Location
8201 E Riverside Blvd
Rockford, IL 611142300
Phone: (815) 971-3333
Fax: (815) 971-0916
Type: Location
2400 N Rockton Ave
ER Dept
Rockford, IL 611033655
Phone: (815) 971-5000
Fax: (815) 968-0360
Type: Location
Centegra Medical Center, 4201, West Medical Center Drive, McHenry, McHenry County, Illinois, 60050, United States
MCHENRY, IL 600508409
Phone: (815) 338-6600
Type: Mailing
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 $122.
Total Amount is formed as General ($122) + Research ($0) + Ownership ($0) = $122.
Last reported payment date: 2024-10-22 • Largest payer in this snapshot: GENZYME CORPORATION ($122).
Total Amount
$122
General + Research + Ownership
Payments
1
Total payment records
General Amount
$122
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $122 |
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: 2006-11-08
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 |
|---|---|---|---|---|
| I20061108000610 | I | Emergency Medicine | IL | 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 |
|---|---|---|---|---|
| 99284 | Emergency department visit with moderate level of medical decision making | 129 | 124 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 120 | 118 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 42 | 40 | $0 |
Insurance plans in this area (ZIP 61032)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| EMERGENCY MEDICINE | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 108 | 107 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | WI | |
| - | IL | |
| - | IL | |
| Nurse Practitioner | IL | |
| Family Practice | IL | |
| - | IL | |
| Emergency Medicine | IL | |
| Hematology/Oncology, Internal Medicine | IL | |
| - | IL | |
| - | IL |
Reviews
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