Doctor profile · Federal record

Dr. Chandra Gyawali, MD

Gastroenterology Physician (CMS: Gastroenterology) · Saint Louis, MO

  • NPI 1821014127
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4921 Parkview Pl, Div Im Gastroenterology, Ste 12B
Saint Louis, MO 631101032
(314) 747-2066
fax (314) 747-7111
Mailing address
Po Box 7412011
Chicago, IL 606742011

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 17, 2025
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #103452
Medicaid
MO #203958509

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821014127. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
726
Distinct HCPCS
10
Medicare allowed
$69,815
HCPCS Description Services Patients Avg allowed
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 125 108 $144
91010 Study of esophagus to assess movement 121 121 $63
99212 Established patient office or other outpatient visit, 10-19 minutes 97 95 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 76 75 $87
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 45 44 $98
43236 Injection of esophagus, stomach, and/or upper small bowel using a flexible endoscope 41 40 $124
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 31 30 $10
45380 Biopsy of large bowel using a flexible endoscope 30 30 $181
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $111
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 27 27 $129

In context: peer comparison

Among 42 peers in this city , average services per provider: 60. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27,048
Transactions
28
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 11 $18,421.63
Phathom Pharmaceuticals, Inc. 11 $8,058.58
GENZYME CORPORATION 4 $415.18
Ardelyx, Inc. 1 $138.07
STERIS CORPORATION 1 $14.28

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
$16,075
Honoraria
$6,900
Travel and Lodging
$1,551
Consulting Fee
$1,375
Food and Beverage
$1,146

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,218
Patients
525
Total drug cost
$218,568
Drug Type Claims Patients Total cost
Omeprazole Generic 490 127 $8,509
Linzess (Linaclotide) Brand 253 49 $178,811
Baclofen Generic 173 38 $2,544
Pantoprazole Sodium Generic 165 39 $1,839
Nortriptyline Hcl Generic 164 37 $2,079
Buspirone Hcl Generic 162 32 $1,730
Esomeprazole Magnesium Generic 137 32 $7,616
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 125 42 $2,309
Duloxetine Hcl Generic 103 19 $1,420
Sertraline Hcl Generic 102 27 $992

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chandra Gyawali's medical specialty?
Dr. Chandra Gyawali practices Gastroenterology Physician in Saint Louis, MO.
Where does Dr. Chandra Gyawali practice?
Dr. Chandra Gyawali practices at 4921 Parkview Pl, Saint Louis, MO 631101032. Office phone: 3147472066.
What is Dr. Chandra Gyawali's NPI?
Dr. Chandra Gyawali's National Provider Identifier (NPI) is 1821014127, issued by NPPES.
Does Dr. Chandra Gyawali accept Medicare assignment?
Yes. Dr. Chandra Gyawali accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chandra Gyawali commonly perform?
Top Medicare-reported procedures in 2023: Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm (HCPCS 43249); Study of esophagus to assess movement (HCPCS 91010); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.