MRS. TAMMY S. ZWEERES (APN) – Nurse Practitioner, NPI 1255690574
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
11,632 NURSE PRACTITIONER in IL
Provider Addresses for MRS. TAMMY S. ZWEERES (APN)
936 W. U.S. ROUTE 6
MORRIS, IL 60450
Phone: (815) 942-0525
Fax: (815) 942-3501
Type: Location
1860 PAYSHERE CIRCLE
CHICAGO, IL 606740001
Phone: (630) 545-6016
Type: Mailing
111 W Jackson Blvd
Chicago, IL 606043589
Phone: (888) 731-8994
Type: Location
500 S WEBER RD
ROMEOVILLE, IL 604466528
Phone: (815) 773-7732
Type: Location
1600 W US ROUTE 6
MORRIS, IL 604508854
Phone: (815) 942-2791
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 123 Open Payments records for all available years, with a total value of $2,777.
Total Amount is formed as General ($2,777) + Research ($0) + Ownership ($0) = $2,777.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($322).
Total Amount
$2,777
General + Research + Ownership
Payments
123
Total payment records
General Amount
$2,777
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $322 |
| Janssen Biotech, Inc. | $253 |
| Takeda Pharmaceuticals U.S.A., Inc. | $196 |
| PFIZER INC. | $182 |
| Genentech USA, Inc. | $172 |
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: 2012-07-03
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 |
|---|---|---|---|---|
| I20120703000331 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| Q0138 | Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 7,140 | 11 | $0 |
| Q5106 | Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | 1,220 | 18 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 272 | 11 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 270 | 183 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 192 | 135 | $0 |
Insurance plans in this area (ZIP 60450)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | IL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology), Internal Medicine | IL | |
| Internal Medicine, Gastroenterology | IN | |
| Internal Medicine | IL | |
| Family Practice | IL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | IL | |
| Internal Medicine | IL | |
| Family Practice | IL | |
| Internal Medicine, Emergency Medicine | MI | |
| Family Practice, Emergency Medicine | IL |
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