Doctor profile · Federal record

Dr. Nikunj Shah, MD

Gastroenterology Physician (CMS: Gastroenterology) · Chicago, IL

  • NPI 1134109861
  • Accepts Medicare
  • 53 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
840 S. Wood St., University of Illinois Medical Center
Chicago, IL 60612
(312) 413-9037
fax (312) 996-1334
Additional location
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200
Mailing address
840 S. Wood St. 1029 Csb Bldg., University of Illinois Medical Center
Chicago, IL 60612

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
March 12, 2024
Year of graduation
1973 — 53 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #36051792
Medicaid
IL #36051792

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134109861. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
130
Distinct HCPCS
2
Medicare allowed
$16,226
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 86 60 $136
99214 Established patient office or other outpatient visit, 30-39 minutes 44 33 $104

In context: peer comparison

Among 70 peers in this city , average services per provider: 239. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
434
Patients
44
Total drug cost
$301,115
Drug Type Claims Patients Total cost
Ursodiol Generic 101 31 $20,364
Vemlidy (Tenofovir Alafenamide) Brand 98 13 $152,804
Entecavir Generic 37 0 $14,231
Xifaxan (Rifaximin) Brand 29 0 $101,995
Tacrolimus Generic 28 0 $5,285
Mycophenolate Mofetil Generic 25 0 $2,859
Azathioprine Generic 23 0 $626
Prednisone Generic 19 0 $198
Famotidine Generic 16 0 $330
Furosemide Generic 16 0 $155

Frequently asked questions

Auto-generated from federal data
What is Dr. Nikunj Shah's medical specialty?
Dr. Nikunj Shah practices Gastroenterology Physician in Chicago, IL.
Where does Dr. Nikunj Shah practice?
Dr. Nikunj Shah practices at 840 S. Wood St., Chicago, IL 60612. Office phone: 3124139037.
What is Dr. Nikunj Shah's NPI?
Dr. Nikunj Shah's National Provider Identifier (NPI) is 1134109861, issued by NPPES.
Does Dr. Nikunj Shah accept Medicare assignment?
Yes. Dr. Nikunj Shah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nikunj Shah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.