Medicare Enrolled

Dr. Syed Hasan, M.D., M.P.H

Gastroenterology · Carrollton, TX
Practice pattern: Clinical Cardiology — Primarily office-based clinical cardiology
4221 MEDICAL PKWY, Carrollton, TX 75010
9729392121
Registered in NPPES since 2009
NPI: 1659509271 verify on NPPES ↗
Very High
DATA COVERAGE
Data in 4 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating. This page presents federal public records about Dr. Hasan from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
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What this data tells you about Dr. Hasan

Dr. Syed Hasan is a gastroenterology specialist in Carrollton, TX, with 17 years of NPI registration. Based on federal Medicare data, Dr. Hasan performed 958 Medicare services in 2023. These records do not provide a deduplicated patient total.

Between the years covered by Open Payments, Dr. Hasan received a total of $26,249 from 48 pharmaceutical and/or device companies across 281 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.

The Data Coverage level for Dr. Hasan is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.

✓ 17 years of NPI registration ▲ Top 26% volume in TX $26,249 industry payments

Medicare Practice Summary — 2023

Medicare Utilization ↗
958
Medicare services
Top 26% in TX for gastroenterology
Not available
Unique patients (not deduplicated)
$88
Avg. Medicare payment
Medicare patients only (65+ / disabled) · How to read this →

Top procedures by volume

Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.

Procedure Volume Avg. paid Avg. submitted
Office visit, established patient (30-39 min)
A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition.
263 $90 $321
Initial hospital admission, moderate complexity
Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter.
172 $98 $430
Hospital follow-up visit, moderate complexity
Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service.
137 $61 $217
Upper GI endoscopy with biopsy
A procedure to collect tissue samples from the esophagus, stomach, or upper small intestine using a flexible tube with a camera. The samples are examined to check for abnormalities.
110 $74 $1,069
New patient office visit (45-59 min)
An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter.
67 $118 $500
Office visit, established patient (20-29 min)
An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition.
59 $45 $185
Hospital follow-up visit, low complexity
Follow-up hospital visit for an established patient with straightforward or low-level medical decision making. The visit requires at least 25 minutes of time spent on the day of service.
39 $38 $129
Colonoscopy
A diagnostic exam of the large bowel using a flexible endoscope to visualize the interior of the colon.
30 $132 $1,217
Colonoscopy with biopsy
A procedure to collect tissue samples from the large intestine using a flexible tube with a camera. The samples are examined to check for abnormalities or disease.
30 $115 $1,470
Colon polyp removal with endoscopic snare
This procedure removes polyps or growths from the large bowel using a flexible tube with a camera and a wire loop tool. The snare is used to cut off the growths during the examination.
22 $196 $1,653
Colonoscopy for colorectal cancer screening
A colonoscopy performed to screen for colorectal cancer in individuals who are not at high risk for the disease.
16 $174 $1,248
New patient office visit (30-44 min)
An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range.
13 $44 $276
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. These counts do not measure clinical quality or years of experience.

Industry Payment Transparency

Open Payments through 2024 ↗
$26,249
Total received (2018-2024)
Avg $3,750/year across 7 years
Top 10% in TX for gastroenterology
A higher payment rank reflects disclosed industry relationships (consulting, research, speaking) common among subspecialists — not wrongdoing.
48
Companies
281
Payment records
Payments are publicly reported; disclosure does not establish legality · Not evidence of wrongdoing · How to interpret →

Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.

Payment trend by year

Annual totals from pharmaceutical and medical device companies.

2024
$16,898
2023
$6,050
2022
$763
2021
$991
2020
$673
2019
$552
2018
$321

Payments by company (2024)

EVOKE PHARMA, INC.
$16,219
QOL Medical, LLC
$102
Merck Sharp & Dohme LLC
$78
ABBVIE INC.
$78
Phathom Pharmaceuticals, Inc.
$69
Salix Pharmaceuticals, a division of Bausch Health US, LLC
$50
Janssen Biotech, Inc.
$46
AIMMUNE THERAPEUTICS, INC.
$39
GENZYME CORPORATION
$37
Celltrion USA Inc.
$33
Madrigal Pharmaceuticals
$25
IRONWOOD PHARMACEUTICALS, INC
$22
PFIZER INC.
$21
Ipsen Biopharmaceuticals, Inc
$19
Ferring Pharmaceuticals Inc.
$14
Celgene Corporation
$14
VIVUS LLC
$14
Medtronic, Inc.
$14
Organon Llc
$4
Top 3 companies account for 97.1% of 2024 payments
All-time payments by company (2018-2024) ›
EVOKE PHARMA, INC.
$16,263
Evoke Pharma, Inc.
$5,316
QOL Medical, LLC
$420
Takeda Pharmaceuticals U.S.A., Inc.
$397
Celgene Corporation
$370
ABBVIE INC.
$309
Salix Pharmaceuticals, a division of Bausch Health US, LLC
$308
RedHill Biopharma Inc.
$296
Merck Sharp & Dohme LLC
$212
AbbVie Inc.
$201
AbbVie, Inc.
$154
GENZYME CORPORATION
$144
Merck Sharp & Dohme Corporation
$143
Ferring Pharmaceuticals Inc.
$138
Shionogi Inc
$122
PFIZER INC.
$113
Regeneron Healthcare Solutions, Inc.
$113
Janssen Biotech, Inc.
$97
Phathom Pharmaceuticals, Inc.
$88
IRONWOOD PHARMACEUTICALS, INC
$76
Covidien LP
$75
Amgen Inc.
$72
Intercept Pharmaceuticals, Inc.
$67
Romark Laboratories, LC
$61
Medtronic, Inc.
$58
Ardelyx, Inc.
$55
Alnylam Pharmaceuticals Inc.
$50
Ironwood Pharmaceuticals, Inc
$49
Daiichi Sankyo Inc.
$41
AIMMUNE THERAPEUTICS, INC.
$39
Synergy Pharmaceuticals Inc
$36
Ethicon US, LLC
$35
Celltrion USA Inc.
$33
NESTLE HEALTHCARE NUTRITION INC.
$30
UCB, Inc.
$30
VIVUS LLC
$30
Madrigal Pharmaceuticals
$25
Otsuka America Pharmaceutical, Inc.
$24
Allergan Inc.
$22
Nestle HealthCare Nutrition Inc.
$20
Gilead Sciences, Inc.
$19
Ipsen Biopharmaceuticals, Inc
$19
Alfasigma USA, Inc.
$18
Endogastric Solutions, Inc
$17
Olympus America Inc.
$14
Concordia Pharmaceuticals Inc.
$13
AstraZeneca Pharmaceuticals LP
$13
Organon Llc
$4
Top 3 companies account for 83.8% of all-time payments
Associated products mentioned in payments ›
ALINIA · AVSOLA · Alinia · Alinia Tablets 500mg 30 count bottle · Amitiza · BREATHTEK · Bravo · Bylvay · CIMZIA · CLENPIQ · CREON · Cimzia · Creon · DIFICID · DUPIXENT · Donnatal · ENTYVIO · ESOPHYX · EVIS EXERA · Entyvio · GI GENIUS · GI Genius · GIMOTI · HADLIMA · HUMIRA · Humira · IBSRELA · IMFINZI · INJECTAFER · LINZESS · Linzess · MAVYRET · MOTEGRITY · Mavyret · Motegrity · Movantik · Mulpleta · OCALIVA · ONPATTRO · OXLUMO · PANCREAZE · PillCam · QSYMIA · REBYOTA · REMICADE · RESMETIROM · RINVOQ · SUCRAID · Sucraid · Symproic · TREMFYA · TRULANCE · Talicia · Trulance · VIBERZI · VOQUEZNA · VOWST · XELJANZ · XIFAXAN · ZENPEP · ZEPATIER · ZEPOSIA · ZYMFENTRA · Zelnorm
Should you be concerned? Industry payments are disclosed through CMS Open Payments. Disclosure alone does not establish their purpose, legality, or effect on care. What matters is whether a recommended drug or device appears in your doctor's payment records. If so, consider asking your doctor about it. How to interpret this data →
Looking for a gastroenterology specialist in Carrollton?
Compare gastroenterologists in the Carrollton area by procedure volume, costs, and industry payment transparency.
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Geographic Context

Gastroenterologists in nearby ZIP areas
261
County median income
$108,185
Nearest hospital to ZIP centroid (approximate)
CARROLLTON REGIONAL MEDICAL CENTER
0.0 mi

Data Sources

Provider Registry NPPES NPPES snapshot; verify current record
Medicare Enrollment PECOS PECOS snapshot
Practice Data Medicare Util. Annual (CY lag)
Industry Payments Open Payments CY 2024
Disciplinary History — Not included N/A

This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →

Summary

Dr. Hasan is a clinical cardiology specialist, with above-average Medicare volume (top 26% in TX), with 17 years of NPI registration.

This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →

Frequently Asked Questions

Is Dr. Hasan experienced with office visit, established patient (30-39 min)?
Based on Medicare claims data, Dr. Hasan performed 263 office visit, established patient (30-39 min) services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
Does Dr. Hasan receive payments from pharmaceutical companies?
Yes. Dr. Hasan received a total of $26,249 from 48 companies across 281 payment records. A record can group multiple payments. These transfers are publicly disclosed through CMS Open Payments. Disclosure alone does not establish their legality or effect on care. Patients may wish to ask their doctor about these relationships, especially if a recommended drug or device appears in the payment records.
How do Dr. Hasan's costs compare to other gastroenterologists in Carrollton?
Dr. Hasan's average Medicare payment per service is $88. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently Very High for Dr. Hasan) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating the presence of registry, enrollment, activity or payment records, not verified experience or clinical quality. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Source publication dates and the snapshots loaded on this site can differ. Rebuilding a page does not refresh its source records. Check the Medicare reporting year and the payment interval shown above; consult the linked official sources for newer releases and current registry details. See our data freshness policy →
About this page

This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.

This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.

Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology

Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Industry payment disclosure alone establishes neither wrongdoing nor legality. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →