Doctor profile · Federal record

Dr. Michelle Srisuwananukorn, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Munster, IN

  • NPI 1609160464
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9030 Columbia Ave Ste B
Munster, IN 463212905
(219) 836-6002
Mailing address
9030 Columbia Ave
Munster, IN 46321

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Indiana #01078489A · Illinois #125059528

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609160464. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,410
Distinct HCPCS
10
Medicare allowed
$172,460
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 194 144 $110
45380 Biopsy of large bowel using a flexible endoscope 179 178 $113
99214 Established patient office or other outpatient visit, 30-39 minutes 170 154 $118
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 170 162 $157
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 157 155 $77
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 134 133 $206
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 85 85 $5
99215 Established patient office or other outpatient visit, 40-54 minutes 65 57 $162
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $151
45378 Diagnostic exam of large bowel using a flexible endoscope 30 29 $138

In context: peer comparison

Among 6 peers in this city , average services per provider: 77. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,562
Transactions
113
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, a division of Bausch Health US, LLC 32 $351.33
ABBVIE INC. 31 $297.59
Braintree Laboratories, Inc. 1 $220.33
Takeda Pharmaceuticals U.S.A., Inc. 16 $180.89
Janssen Biotech, Inc. 17 $166.94
IRONWOOD PHARMACEUTICALS, INC 5 $86.38
Lilly USA, LLC 3 $69.82
PFIZER INC. 2 $69.21
GENZYME CORPORATION 2 $36.22
Ardelyx, Inc. 1 $28.52
AIMMUNE THERAPEUTICS, INC. 1 $19.40
Celgene Corporation 1 $19.26
EVOKE PHARMA, INC. 1 $16.52

By nature of payment

Food and Beverage
$1,562

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
783
Patients
394
Total drug cost
$934,215
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 220 95 $4,244
Omeprazole Generic 137 56 $1,885
Linzess (Linaclotide) Brand 74 36 $91,147
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 72 71 $1,286
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 42 42 $7,110
Zenpep (Lipase/Protease/Amylase) Brand 32 0 $70,784
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 31 31 $5,549
Stelara (Ustekinumab) Brand 28 0 $728,124
Mesalamine Generic 25 0 $18,612
Sucralfate Generic 25 13 $2,528

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Srisuwananukorn's medical specialty?
Dr. Michelle Srisuwananukorn practices Gastroenterology Physician in Munster, IN.
Where does Dr. Michelle Srisuwananukorn practice?
Dr. Michelle Srisuwananukorn practices at 9030 Columbia Ave Ste B, Munster, IN 463212905. Office phone: 2198366002.
What is Dr. Michelle Srisuwananukorn's NPI?
Dr. Michelle Srisuwananukorn's National Provider Identifier (NPI) is 1609160464, issued by NPPES.
Does Dr. Michelle Srisuwananukorn accept Medicare assignment?
Yes. Dr. Michelle Srisuwananukorn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Srisuwananukorn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.