Doctor profile · Federal record

Dr. Peter Oshin, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gurnee, IL

  • NPI 1093732331
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
15 Tower CT Ste 265
Gurnee, IL 600313340
(847) 623-8818
fax (847) 625-8059
Additional location
15 Tower CT Ste 210
Gurnee, IL 600313355
(847) 599-1444
fax (847) 599-1665

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 2, 2023
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036-094708
Medicaid
IL #036094708-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093732331. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
151
Distinct HCPCS
9
Medicare allowed
$17,121
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 18 $82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 28 26 $135
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 17 17 $113
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 16 16 $52
45378 Diagnostic exam of large bowel using a flexible endoscope 14 14 $151
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $94
45380 Biopsy of large bowel using a flexible endoscope 11 11 $140
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $175

In context: peer comparison

Among 6 peers in this city , average services per provider: 51. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 5 $163.51
Regeneron Healthcare Solutions, Inc. 1 $24.79
Madrigal Pharmaceuticals 1 $23.32
Takeda Pharmaceuticals U.S.A., Inc. 1 $14.09

By nature of payment

Food and Beverage
$226

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
142
Patients
93
Total drug cost
$198,322
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 47 46 $1,104
Pantoprazole Sodium Generic 36 20 $383
Humira(Cf) Pen (Adalimumab) Brand 17 0 $195,349
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 16 16 $264
Dicyclomine Hcl Generic 15 0 $343
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 11 11 $880

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Oshin's medical specialty?
Dr. Peter Oshin practices Gastroenterology Physician in Gurnee, IL.
Where does Dr. Peter Oshin practice?
Dr. Peter Oshin practices at 15 Tower CT Ste 265, Gurnee, IL 600313340. Office phone: 8476238818.
What is Dr. Peter Oshin's NPI?
Dr. Peter Oshin's National Provider Identifier (NPI) is 1093732331, issued by NPPES.
Does Dr. Peter Oshin accept Medicare assignment?
Yes. Dr. Peter Oshin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Oshin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.