Doctor profile · Federal record

Dr. Harshinie Amaratunge, M.D

Gastroenterology Physician (CMS: Gastroenterology) · Houston, TX

  • NPI 1265696504
  • Accepts Medicare
  • MIPS 79.9 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4100 S Shepherd Dr
Houston, TX 770985316
(713) 795-4444
fax (713) 795-5254

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
April 12, 2016
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Texas #M8490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265696504. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
987
Distinct HCPCS
10
Medicare allowed
$111,407
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 165 17 $48
99214 Established patient office or other outpatient visit, 30-39 minutes 139 117 $129
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 118 64 $80
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 91 89 $106
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 90 17 $63
99204 New patient office or other outpatient visit, 45-59 minutes 85 85 $170
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 73 63 $132
45380 Biopsy of large bowel using a flexible endoscope 48 48 $152
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 48 48 $256
99213 Established patient office or other outpatient visit, 20-29 minutes 33 32 $92

In context: peer comparison

Among 86 peers in this city , average services per provider: 77. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,199
Transactions
95
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 34 $666.37
Janssen Biotech, Inc. 16 $414.44
Takeda Pharmaceuticals U.S.A., Inc. 14 $355.19
GENZYME CORPORATION 6 $178.88
Phathom Pharmaceuticals, Inc. 5 $114.23
VIVUS LLC 5 $98.72
QOL Medical, LLC 3 $90.72
Lilly USA, LLC 2 $58.90
Regeneron Healthcare Solutions, Inc. 2 $57.83
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $42.53
Celltrion USA Inc. 2 $37.21
Celgene Corporation 1 $23.19
Medtronic, Inc. 1 $18.11
AIMMUNE THERAPEUTICS, INC. 1 $14.99
Ardelyx, Inc. 1 $14.39

By nature of payment

Food and Beverage
$2,180
Education
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
700
Patients
270
Total drug cost
$157,231
Drug Type Claims Patients Total cost
Omeprazole Generic 191 71 $2,874
Pantoprazole Sodium Generic 189 67 $2,896
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 54 50 $7,252
Linzess (Linaclotide) Brand 53 11 $41,705
Famotidine Generic 32 15 $610
Sucralfate Generic 28 12 $1,134
Creon (Lipase/Protease/Amylase) Brand 26 0 $66,755
Dicyclomine Hcl Generic 23 0 $441
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 19 17 $3,429
Mesalamine Generic 17 0 $9,611

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Harshinie Amaratunge's medical specialty?
Dr. Harshinie Amaratunge practices Gastroenterology Physician in Houston, TX.
Where does Dr. Harshinie Amaratunge practice?
Dr. Harshinie Amaratunge practices at 4100 S Shepherd Dr, Houston, TX 770985316. Office phone: 7137954444.
What is Dr. Harshinie Amaratunge's NPI?
Dr. Harshinie Amaratunge's National Provider Identifier (NPI) is 1265696504, issued by NPPES.
Does Dr. Harshinie Amaratunge accept Medicare assignment?
Yes. Dr. Harshinie Amaratunge accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harshinie Amaratunge commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.