Doctor profile · Federal record

Dr. Stephen Nitz, M.D.

Family Medicine Physician · Family Medicine Physician · Rockford, IL

  • NPI 1518958651
  • 21 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
7177 Crimson Ridge Dr, Ste 5
Rockford, IL 611076235
(815) 734-6061
fax (815) 734-9021
Additional location
402 W Lake St
Friendship, WI 539349699
(608) 339-3331

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
December 12, 2019
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Wisconsin #57636 · Illinois #036105695
Medicaid
IL #036105695

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518958651. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
327
Distinct HCPCS
2
Medicare allowed
$54,904
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 302 118 $172
99214 Established patient office or other outpatient visit, 30-39 minutes 25 21 $123

In context: peer comparison

Among 33 peers in Rockford Family Medicine Physician, average services per provider: 165. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$70
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $33.43
Takeda Pharmaceuticals U.S.A., INC. 1 $20.58
Abbvie INC. 1 $16.20

By nature of payment

Food and Beverage
$70

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
402
Patients
73
Total drug cost
$25,306
Drug Type Claims Patients Total cost
Liothyronine Sodium Generic 110 42 $14,143
Levothyroxine Sodium Generic 107 31 $1,579
Progesterone (Progesterone, Micronized) Brand 31 0 $3,157
Testosterone Cypionate Generic 20 0 $1,123
Hydroxyzine Hcl Generic 17 0 $504
Rosuvastatin Calcium Generic 17 0 $235
Synthroid (Levothyroxine Sodium) Brand 17 0 $1,792
Valacyclovir (Valacyclovir Hcl) Brand 16 0 $1,044
Anastrozole Generic 15 0 $58
Nystatin Generic 15 0 $657

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Nitz's medical specialty?
Dr. Stephen Nitz practices Family Medicine Physician in Rockford, IL.
Where does Dr. Stephen Nitz practice?
Dr. Stephen Nitz practices at 7177 Crimson Ridge Dr, Rockford, IL 611076235. Office phone: 8157346061.
What is Dr. Stephen Nitz's NPI?
Dr. Stephen Nitz's National Provider Identifier (NPI) is 1518958651, issued by NPPES.
What procedures does Dr. Stephen Nitz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.