Doctor profile · Federal record

Dr. Jason Kramer, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Elmhurst, IL

  • NPI 1366891491
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
133 E Brush Hill RD Ste 310
Elmhurst, IL 601265662
(331) 221-9003
fax (331) 221-2743
Mailing address
4201 Winfield RD Fl 3
Warrenville, IL 605554025

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
July 27, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036148868

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366891491. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
464
Distinct HCPCS
10
Medicare allowed
$54,906
HCPCS Description Services Patients Avg allowed
J2704 Injection, propofol, 10 mg 121 13 $0
99204 New patient office or other outpatient visit, 45-59 minutes 73 73 $172
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 43 43 $263
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 26 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 36 25 $123
45380 Biopsy of large bowel using a flexible endoscope 33 33 $115
99214 Established patient office or other outpatient visit, 30-39 minutes 33 31 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 30 $179
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 28 28 $93
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $118

In context: peer comparison

Among 9 peers in Elmhurst Gastroenterology Physician, average services per provider: 49. This provider delivers 9.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
290
Patients
200
Total drug cost
$20,438
Drug Type Claims Patients Total cost
Omeprazole Generic 75 43 $1,347
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 63 59 $1,195
Pantoprazole Sodium Generic 37 19 $816
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 32 32 $2,505
Ondansetron Hcl Generic 13 0 $90
Clarithromycin Generic 12 12 $334
Linzess (Linaclotide) Brand 12 0 $13,200
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 12 12 $255
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 12 12 $213
Amoxicillin Generic 11 11 $133

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Kramer's medical specialty?
Dr. Jason Kramer practices Gastroenterology Physician in Elmhurst, IL.
Where does Dr. Jason Kramer practice?
Dr. Jason Kramer practices at 133 E Brush Hill RD Ste 310, Elmhurst, IL 601265662. Office phone: 3312219003.
What is Dr. Jason Kramer's NPI?
Dr. Jason Kramer's National Provider Identifier (NPI) is 1366891491, issued by NPPES.
Does Dr. Jason Kramer accept Medicare assignment?
Yes. Dr. Jason Kramer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Kramer commonly perform?
Top Medicare-reported procedures in 2023: Injection, propofol, 10 mg (HCPCS J2704); New patient office or other outpatient visit (HCPCS 99204); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.