Doctor profile · Federal record

Dr. Aaron Siegel, MD

Surgery Physician (CMS: General Surgery) · Gurnee, IL

  • NPI 1356332860
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 S Greenleaf St, Ste A
Gurnee, IL 600313370
(847) 856-2525
fax (847) 856-1969

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
June 29, 2010
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Illinois #036079055
Medicaid
IL #036079055

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356332860. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
273
Distinct HCPCS
8
Medicare allowed
$29,100
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 72 28 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 43 35 $94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 41 41 $123
99212 Established patient office or other outpatient visit, 10-19 minutes 37 25 $59
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 30 26 $82
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $117
47562 Removal of gallbladder using an endoscope 11 11 $686
99202 New patient office or other outpatient visit, 15-29 minutes 11 11 $76

In context: peer comparison

Among 4 peers in this city , average services per provider: 74. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$131
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Baxter Healthcare 1 $88.89
CONMED Corporation 1 $41.67

By nature of payment

Food and Beverage
$131

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
54
Patients
42
Total drug cost
$680
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 43 42 $379
Pantoprazole Sodium Generic 11 0 $301

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Siegel's medical specialty?
Dr. Aaron Siegel practices Surgery Physician in Gurnee, IL.
Where does Dr. Aaron Siegel practice?
Dr. Aaron Siegel practices at 1 S Greenleaf St, Gurnee, IL 600313370. Office phone: 8478562525.
What is Dr. Aaron Siegel's NPI?
Dr. Aaron Siegel's National Provider Identifier (NPI) is 1356332860, issued by NPPES.
Does Dr. Aaron Siegel accept Medicare assignment?
Yes. Dr. Aaron Siegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Siegel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.