Doctor profile · Federal record

Dr. Anuj Chhaparia, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Saint Peters, MO

  • NPI 1457747859
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
70 Jungermann Cir Ste 201
Saint Peters, MO 633761619
(636) 916-9615
Additional location
1402 S Grand Blvd, Fdt, 14Th Floor
Saint Louis, MO 63104
(314) 577-8762
fax (314) 577-8100

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
June 28, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #2018023702

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457747859. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
166
Distinct HCPCS
6
Medicare allowed
$15,284
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 52 35 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 44 34 $48
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 21 21 $77
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $162
45380 Biopsy of large bowel using a flexible endoscope 16 16 $71
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 15 15 $233

In context: peer comparison

Among 3 peers in Saint Peters Gastroenterology Physician, average services per provider: 50. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$848
Transactions
37
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 14 $224.63
Janssen Biotech, INC. 9 $199.17
Genzyme Corporation 5 $128.06
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $127.61
Celgene Corporation 2 $41.77
Fujifilm Healthcare Americas Corporation 1 $31.86
Regeneron Healthcare Solutions, INC. 1 $26.01
Takeda Pharmaceuticals U.S.A., INC. 1 $23.96
Ardelyx, INC. 1 $22.79
Merck Sharp & Dohme LLC 1 $22.55

By nature of payment

Food and Beverage
$848

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
145
Patients
119
Total drug cost
$1,886
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 59 59 $953
Ondansetron Hcl Generic 47 46 $147
Pantoprazole Sodium Generic 28 14 $478
Omeprazole Generic 11 0 $308

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anuj Chhaparia's medical specialty?
Dr. Anuj Chhaparia practices Gastroenterology Physician in Saint Peters, MO.
Where does Dr. Anuj Chhaparia practice?
Dr. Anuj Chhaparia practices at 70 Jungermann Cir Ste 201, Saint Peters, MO 633761619. Office phone: 6369169615.
What is Dr. Anuj Chhaparia's NPI?
Dr. Anuj Chhaparia's National Provider Identifier (NPI) is 1457747859, issued by NPPES.
Does Dr. Anuj Chhaparia accept Medicare assignment?
Yes. Dr. Anuj Chhaparia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anuj Chhaparia commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.