Doctor profile · Federal record

Dr. Gregory Lewis, M.D.

Urology Physician · Joliet, IL

  • NPI 1023098910
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1541 Riverboat Center Dr
Joliet, IL 604319341
(815) 409-4930
fax (815) 741-3263

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
March 23, 2017
Specialty taxonomy
208800000X — NUCC code
State license (1)
Illinois #036057677
Medicaid
IL #036057677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023098910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
5
Medicare allowed
$14,748
HCPCS Description Services Patients Avg allowed
81003 Automated urinalysis test 47 44 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 42 35 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 33 30 $125
52000 Diagnostic exam of bladder and urethra using an endoscope 23 22 $230
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $110

In context: peer comparison

Among 8 peers in Joliet Urology Physician, average services per provider: 225. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
276
Patients
123
Total drug cost
$52,611
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 75 44 $1,886
Finasteride Generic 63 38 $1,193
Ezetimibe Generic 29 12 $816
Myrbetriq (Mirabegron) Brand 24 14 $21,708
Rosuvastatin Calcium Generic 21 0 $231
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 17 15 $106
Xarelto (Rivaroxaban) Brand 13 0 $11,176
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 12 0 $395
Eliquis (Apixaban) Brand 11 0 $9,511
Gemtesa (Vibegron) Brand 11 0 $5,590

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Lewis's medical specialty?
Dr. Gregory Lewis practices Urology Physician in Joliet, IL.
Where does Dr. Gregory Lewis practice?
Dr. Gregory Lewis practices at 1541 Riverboat Center Dr, Joliet, IL 604319341. Office phone: 8154094930.
What is Dr. Gregory Lewis's NPI?
Dr. Gregory Lewis's National Provider Identifier (NPI) is 1023098910, issued by NPPES.
What procedures does Dr. Gregory Lewis commonly perform?
Top Medicare-reported procedures in 2023: Automated urinalysis test (HCPCS 81003); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.