DR. STEPHEN T NITZ (M.D.) – Family Medicine Physician, NPI 1518958651
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,037 FAMILY PRACTICE in IL
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Provider Addresses for DR. STEPHEN T NITZ (M.D.)
7177, Crimson Ridge Drive, Rockford, Winnebago County, Illinois, 61107, United States
STE 5
ROCKFORD, IL 611076235
Phone: (815) 395-5851
Fax: (815) 395-5644
Type: Mailing
402 W Lake St
Friendship, WI 539349699
Phone: (608) 339-3331
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $104.
Total Amount is formed as General ($104) + Research ($0) + Ownership ($0) = $104.
Last reported payment date: 2024-07-30 • Largest payer in this snapshot: VIVUS LLC ($34).
Total Amount
$104
General + Research + Ownership
Payments
6
Total payment records
General Amount
$104
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-30
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2013-02-13
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 |
|---|---|---|---|---|
| I20080208000211 | I | Family Practice | IL | TBD |
| I20130213000469 | I | Family Practice | WI | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 302 | 118 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 25 | 21 | $0 |
Insurance plans in this area (ZIP 61107)
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