NPPES file of Aug 9, 2026

Ihsan Al Bayati, MD

Gastroenterology Physician · Houston, TX

Ihsan Al Bayati, MD is a gastroenterology physician with a practice address in Houston, Texas, and NPI 1538571849, issued on May 21, 2014. Check the license (Texas S4908, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538571849
Name
Ihsan Al Bayati
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
S4908 TX
Self-reported in NPPES; status is on the state search
Practice location
18300 Katy Fwy Ste 425, Houston, TX 77094
Phone
(832) 522-8560
Enumerated
May 21, 2014
Record last updated
Jul 17, 2023
Medicare enrollment
Enrolled (PECOS I20200713003014); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 18300 Katy Fwy Ste 425

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shawn Gurwara, M.D.Gastroenterology Physician1114371937
  2. Carmencita TexonAcute Care Nurse Practitioner1225725328

Verify Ihsan Al Bayati in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S4908
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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40% fewer Medicare Part D claims than the average gastroenterology physician in 2024

488 Medicare Part D claims for 246 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Ihsan Al Bayati488
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf140 claims
  2. Pantoprazole Sodium133 claims
  3. Omeprazole38 claims
  4. Linzess17 claims
  5. Hydrocortisone15 claims
  6. Plenvu14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,507.53

75 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ihsan Al Bayati$1,507.53
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Houston Methodist Specialty PhysiciansHouston, TX
  2. Tmh Physician Associates PLLCKaty, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ihsan Al Bayati among 1,478 gastroenterology physician records in Texas

Ihsan Al Bayati, MD is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.

  • NPI issued2014 · 80% of these records are older, 17% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2007 · median 2003 among the 1,175 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Texas

There are 1,478 gastroenterology physician records in Texas.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Shawn Gurwara, M.D.Houston, TX 770941114371937
  2. Adrianne Van Norman, DOHouston, TX 770941699137612
  3. Harshinie Amaratunge, M.DHouston, TX 770981265696504
  4. Rambabu Chalasani, MDHouston, TX 770901407845399
  5. Ikenna EmeloguHouston, TX 770981174010177
  6. Howard Hamat, MDHouston, TX 770901376537605
  7. Sardar Khan, MDHouston, TX 770901104826452
  8. Scott Larson, MD, PHDHouston, TX 770901467617050

Common questions

What is Ihsan Al Bayati, MD's NPI number?

Ihsan Al Bayati, MD's National Provider Identifier (NPI) is 1538571849, issued on May 21, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Ihsan Al Bayati, MD located?

The NPPES record lists a practice address at 18300 Katy Fwy Ste 425, Houston, TX, 77094. Phone: (832) 522-8560. Providers update this record themselves, so call before visiting.

How can I verify Ihsan Al Bayati, MD's license?

NPPES lists Texas license number S4908, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ihsan Al Bayati, MD prescribe under Medicare Part D?

In 2024, Ihsan Al Bayati, MD had 488 Medicare Part D claims for 246 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.