Doctor profile · Federal record

Dr. Hani Zamil, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Houston, TX

  • NPI 1346430477
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6400 Fannin St, Suite 1400
Houston, TX 770301521
(713) 500-6677
fax (713) 500-6699
Mailing address
6431 Fannin St, Msb 4.240
Houston, TX 770301501

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
October 7, 2016
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Texas #M9767

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346430477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
531
Distinct HCPCS
10
Medicare allowed
$75,137
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 167 119 $130
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 54 54 $78
45380 Biopsy of large bowel using a flexible endoscope 47 47 $163
74328 Review by radiologist of image from tube placement into bile duct using an endoscope 47 31 $23
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 34 34 $183
43264 Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 31 26 $126
99215 Established patient office or other outpatient visit, 40-54 minutes 31 31 $182
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $169
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 21 16 $403
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 19 19 $91

In context: peer comparison

Among 86 peers in this city , average services per provider: 77. This provider delivers 6.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,214
Transactions
68
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 6 $889.65
ABBVIE INC. 16 $273.18
IRONWOOD PHARMACEUTICALS, INC 9 $158.86
Merck Sharp & Dohme LLC 5 $147.02
Takeda Pharmaceuticals U.S.A., Inc. 6 $135.77
Salix Pharmaceuticals, a division of Bausch Health US, LLC 6 $118.76
Regeneron Healthcare Solutions, Inc. 3 $85.75
VIVUS LLC 4 $77.49
Ardelyx, Inc. 3 $76.88
GENZYME CORPORATION 2 $55.75
AIMMUNE THERAPEUTICS, INC. 3 $50.45
Janssen Biotech, Inc. 2 $44.82
AstraZeneca Pharmaceuticals LP 1 $22.63
Phathom Pharmaceuticals, Inc. 1 $20.37
Madrigal Pharmaceuticals 1 $19.79

By nature of payment

Food and Beverage
$1,440
Travel and Lodging
$774

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
657
Patients
309
Total drug cost
$128,062
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 196 76 $3,131
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 111 110 $8,693
Omeprazole Generic 97 43 $1,096
Famotidine Generic 87 26 $1,143
Linzess (Linaclotide) Brand 36 12 $34,162
Dicyclomine Hcl Generic 33 15 $559
Sucralfate Generic 23 13 $3,808
Xifaxan (Rifaximin) Brand 23 14 $62,851
Ondansetron Hcl Generic 14 0 $141
Creon (Lipase/Protease/Amylase) Brand 13 0 $8,705

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hani Zamil's medical specialty?
Dr. Hani Zamil practices Gastroenterology Physician in Houston, TX.
Where does Dr. Hani Zamil practice?
Dr. Hani Zamil practices at 6400 Fannin St, Houston, TX 770301521. Office phone: 7135006677.
What is Dr. Hani Zamil's NPI?
Dr. Hani Zamil's National Provider Identifier (NPI) is 1346430477, issued by NPPES.
Does Dr. Hani Zamil accept Medicare assignment?
Yes. Dr. Hani Zamil accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hani Zamil 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); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.