Doctor profile · Federal record

Dr. Shishir Maithel, MD

Surgical Oncology Physician (CMS: Surgical Oncology) · Surgical Oncology Physician · Chicago, IL

  • NPI 1750540233
  • Accepts Medicare
  • MIPS 86.9 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
675 N Saint Clair St Ste 21-100
Chicago, IL 606115970
(312) 695-0990
fax (312) 695-1144

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
August 28, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2086X0206X — NUCC code
State licenses (2)
Illinois #036171477 · Georgia #062739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750540233. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
80
Distinct HCPCS
3
Medicare allowed
$12,738
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 41 37 $128
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $220
99215 Established patient office or other outpatient visit, 40-54 minutes 19 14 $164

In context: peer comparison

Among 10 peers in this city , average services per provider: 28. This provider delivers 2.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,891
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 4 $2,953.50
F. Hoffmann-La Roche AG 1 $2,786.67
Genentech, Inc. 1 $845.00
Boston Scientific Corporation 1 $133.48
Medtronic, Inc. 1 $126.64
JAZZ PHARMACEUTICALS INC. 1 $46.19

By nature of payment

Consulting Fee
$6,585
Food and Beverage
$306

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
11
Total drug cost
$492
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 37 11 $492

Frequently asked questions

Auto-generated from federal data
What is Dr. Shishir Maithel's medical specialty?
Dr. Shishir Maithel practices Surgical Oncology Physician in Chicago, IL.
Where does Dr. Shishir Maithel practice?
Dr. Shishir Maithel practices at 675 N Saint Clair St Ste 21-100, Chicago, IL 606115970. Office phone: 3126950990.
What is Dr. Shishir Maithel's NPI?
Dr. Shishir Maithel's National Provider Identifier (NPI) is 1750540233, issued by NPPES.
Does Dr. Shishir Maithel accept Medicare assignment?
Yes. Dr. Shishir Maithel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shishir Maithel commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.