Doctor profile · Federal record

Dr. Anoop Appannagari, M.D.

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

  • NPI 1912136979
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9030 Columbia Ave Ste B
Munster, IN 463212905
(219) 836-6002
Additional location
3 Technology Dr
East Setauket, NY 117334064
(631) 444-5220
fax (631) 444-5225
Mailing address
8558 Broadway
Merrillville, IN 464107032

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
July 26, 2019
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (3)
Indiana #01078308B · Illinois #125056013 · New York #284360

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912136979. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,202
Distinct HCPCS
10
Medicare allowed
$272,960
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 412 331 $118
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 306 298 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 289 204 $109
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 267 252 $120
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 187 184 $230
45380 Biopsy of large bowel using a flexible endoscope 109 107 $116
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 106 103 $5
99204 New patient office or other outpatient visit, 45-59 minutes 70 70 $153
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 57 46 $116
45378 Diagnostic exam of large bowel using a flexible endoscope 51 50 $151

In context: peer comparison

Among 6 peers in Munster Gastroenterology Physician, average services per provider: 77. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40,393
Transactions
134
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 21 $23,449.17
Genzyme Corporation 7 $10,654.54
Abbvie INC. 32 $2,892.81
Roche Diagnostics Corporation 1 $1,680.00
Boston Scientific Corporation 5 $368.93
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 26 $304.04
Braintree Laboratories, INC. 2 $241.46
Takeda Pharmaceuticals U.S.A., INC. 20 $213.21
Janssen Scientific Affairs, LLC 1 $148.87
Janssen Biotech, INC. 8 $105.58
Ironwood Pharmaceuticals, INC 4 $84.35
Aimmune Therapeutics, INC. 2 $40.78
Merck Sharp & Dohme LLC 2 $40.50
Ardelyx, INC. 2 $38.73
Madrigal Pharmaceuticals 1 $34.37

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$34,957
Food and Beverage
$3,013
Consulting Fee
$1,680
Travel and Lodging
$743

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,271
Patients
668
Total drug cost
$144,848
Drug Type Claims Patients Total cost
Omeprazole Generic 381 173 $7,506
Pantoprazole Sodium Generic 257 104 $4,898
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 107 107 $1,898
Linzess (Linaclotide) Brand 90 32 $97,071
Dicyclomine Hcl Generic 77 32 $2,145
Sucralfate Generic 63 26 $8,724
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 46 45 $7,731
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 41 15 $923
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 40 40 $7,124
Famotidine Generic 39 13 $987

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anoop Appannagari's medical specialty?
Dr. Anoop Appannagari practices Gastroenterology Physician in Munster, IN.
Where does Dr. Anoop Appannagari practice?
Dr. Anoop Appannagari practices at 9030 Columbia Ave Ste B, Munster, IN 463212905. Office phone: 2198366002.
What is Dr. Anoop Appannagari's NPI?
Dr. Anoop Appannagari's National Provider Identifier (NPI) is 1912136979, issued by NPPES.
Does Dr. Anoop Appannagari accept Medicare assignment?
Yes. Dr. Anoop Appannagari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anoop Appannagari commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.