Doctor profile · Federal record

Dr. Atif Shahzad, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Gastroenterology Physician · The Woodlands, TX

  • NPI 1538361241
  • Accepts Medicare
  • MIPS 79.9 / 100 · 2023
  • 25 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26103 Interstate 45 N, Suite 100
The Woodlands, TX 77380
(281) 764-9500
fax (281) 764-9501

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 18, 2014
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (3)
Texas #M7618 · New York #233594 · New Jersey #25MA07904200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538361241. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
705
Distinct HCPCS
10
Medicare allowed
$67,476
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 135 18 $45
99213 Established patient office or other outpatient visit, 20-29 minutes 129 88 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 115 76 $125
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 75 71 $65
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 72 17 $60
45380 Biopsy of large bowel using a flexible endoscope 56 55 $149
99204 New patient office or other outpatient visit, 45-59 minutes 31 31 $162
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 26 24 $123
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 20 19 $249
99212 Established patient office or other outpatient visit, 10-19 minutes 18 16 $56

In context: peer comparison

Among 4 peers in this city , average services per provider: 80. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,259
Transactions
80
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 19 $578.88
ABBVIE INC. 19 $463.24
Janssen Biotech, Inc. 11 $308.86
Lilly USA, LLC 8 $267.69
Celltrion USA Inc. 5 $107.30
AnX Robotica Corp 1 $104.91
Regeneron Healthcare Solutions, Inc. 3 $84.84
Celgene Corporation 4 $61.21
Merck Sharp & Dohme LLC 2 $41.98
Ardelyx, Inc. 2 $32.11
PFIZER INC. 2 $30.83
IRONWOOD PHARMACEUTICALS, INC 1 $29.77
Phathom Pharmaceuticals, Inc. 1 $28.50
Ferring Pharmaceuticals Inc. 1 $28.46
GENZYME CORPORATION 1 $21.89

By nature of payment

Food and Beverage
$2,255
Travel and Lodging
$4

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
838
Patients
386
Total drug cost
$55,766
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 363 155 $6,133
Dicyclomine Hcl Generic 80 35 $2,035
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 67 66 $11,922
Famotidine Generic 61 24 $1,511
Omeprazole Generic 42 24 $716
Ondansetron Odt (Ondansetron) Brand 36 21 $1,204
Mesalamine Generic 31 0 $13,953
Cholestyramine (Cholestyramine (With Sugar)) Brand 28 15 $2,358
Sucralfate Generic 26 14 $2,750
Dexlansoprazole Dr (Dexlansoprazole) Brand 22 0 $11,599

Frequently asked questions

Auto-generated from federal data
What is Dr. Atif Shahzad's medical specialty?
Dr. Atif Shahzad practices Gastroenterology Physician in The Woodlands, TX.
Where does Dr. Atif Shahzad practice?
Dr. Atif Shahzad practices at 26103 Interstate 45 N, The Woodlands, TX 77380. Office phone: 2817649500.
What is Dr. Atif Shahzad's NPI?
Dr. Atif Shahzad's National Provider Identifier (NPI) is 1538361241, issued by NPPES.
Does Dr. Atif Shahzad accept Medicare assignment?
Yes. Dr. Atif Shahzad accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Atif Shahzad 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 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.