Doctor profile · Federal record

Dr. Patrick Lynch, MD

Gastroenterology Physician (CMS: Gastroenterology) · Elmhurst, IL

  • NPI 1356392419
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 33 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 4
Warrenville, IL 605554025

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 26, 2021
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036100270

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356392419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,310
Distinct HCPCS
10
Medicare allowed
$111,850
HCPCS Description Services Patients Avg allowed
J2704 Injection, propofol, 10 mg 722 71 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 89 75 $134
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 74 74 $266
45380 Biopsy of large bowel using a flexible endoscope 70 69 $106
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 57 57 $476
45380 Biopsy of large bowel using a flexible endoscope 48 48 $250
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $176
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 44 32 $83
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 42 41 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 42 38 $95

In context: peer comparison

Among 9 peers in this city , average services per provider: 49. This provider delivers 27× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
705
Patients
413
Total drug cost
$97,411
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 193 190 $3,321
Omeprazole Generic 178 66 $2,419
Pantoprazole Sodium Generic 125 45 $1,589
Famotidine Generic 52 21 $682
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 31 31 $647
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 21 21 $487
Balsalazide Disodium Generic 20 0 $1,502
Sucralfate Generic 20 14 $929
Dicyclomine Hcl Generic 17 0 $350
Metronidazole Generic 13 13 $124

Frequently asked questions

Auto-generated from federal data
What is Dr. Patrick Lynch's medical specialty?
Dr. Patrick Lynch practices Gastroenterology Physician in Elmhurst, IL.
Where does Dr. Patrick Lynch practice?
Dr. Patrick Lynch practices at 133 E Brush Hill RD Ste 310, Elmhurst, IL 601265662. Office phone: 3312219003.
What is Dr. Patrick Lynch's NPI?
Dr. Patrick Lynch's National Provider Identifier (NPI) is 1356392419, issued by NPPES.
Does Dr. Patrick Lynch accept Medicare assignment?
Yes. Dr. Patrick Lynch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Lynch commonly perform?
Top Medicare-reported procedures in 2023: Injection, propofol, 10 mg (HCPCS J2704); Established patient office or other outpatient visit (HCPCS 99214); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.