NPPES file of Aug 9, 2026

Louma Basma Rustam, MD

Gastroenterology Physician · League City, TX

Louma Basma Rustam, MD is a gastroenterology physician with a practice address in League City, Texas, and NPI 1164918140, issued on Jul 2, 2018. Check the license (Texas V2251, 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
1164918140
Name
Louma Basma Rustam
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
V2251 TX
MD-53111 IA
Self-reported in NPPES; status is on the state search
Practice location
2240 Gulf Fwy S Ste 2.100, League City, TX 77573
Phone
(832) 505-1600
Enumerated
Jul 2, 2018
Record last updated
Mar 23, 2026
Fax
(281) 309-0419
Medicare enrollment
Enrolled (PECOS I20240903002002); accepts Medicare assignment
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 2240 Gulf Fwy S Ste 2.100

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

  1. Samantha Boggs, NPGerontology Nurse Practitioner1124568324
  2. Destanee Hamilton, PAPhysician Assistant1083293849
  3. Adel Nasser, PAPhysician Assistant1134631716
  4. Judith Perez, NPFamily Nurse Practitioner1609442391
  5. Patrick Wallace, M.D.Trauma Surgery Physician1740219369
  6. Richard Warneke, M.D.Gastroenterology Physician1053367722

Verify Louma Basma Rustam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V2251
    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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65% fewer Medicare Part D claims than the average gastroenterology physician in 2024

283 Medicare Part D claims for 122 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.

  1. Louma Rustam283
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf56 claims
  2. Omeprazole49 claims
  3. Pantoprazole Sodium22 claims
  4. Furosemide17 claims
  5. Famotidine16 claims
  6. Ondansetron Hcl12 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: $72.58

1 payment: food and beverage; the largest payer was Phathom Pharmaceuticals, 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. Louma Rustam$72.58
  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 one group practice

  1. Utmb Faculty Group PracticeLeague City, TX

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

Louma Basma Rustam among 1,478 gastroenterology physician records in Texas

Louma Basma Rustam, 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 2018, is newer than 91% of them.

  • NPI issued2018 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2021 · median 2003 among the 1,175 with a school on file
  • Record last updated2026 · 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. Akshata MogheLeague City, TX 775731093133688
  2. Richard Warneke, M.D.League City, TX 775731053367722
  3. Julia ZhangLeague City, TX 775731962908145
  4. Nizam Meah, MDLake Jackson, TX 775661720174857
  5. Umair Siddiqui, MDLake Jackson, TX 775661316113558
  6. William Sweatt, M.D.Lake Jackson, TX 775661255330445
  7. Nizar Charafeddine, MDPearland, TX 775841912090317
  8. Yemi Fasakin, M.D.Pearland, TX 775841568666907

Common questions

What is Louma Basma Rustam, MD's NPI number?

Louma Basma Rustam, MD's National Provider Identifier (NPI) is 1164918140, issued on Jul 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Louma Basma Rustam, MD located?

The NPPES record lists a practice address at 2240 Gulf Fwy S Ste 2.100, League City, TX, 77573. Phone: (832) 505-1600. Providers update this record themselves, so call before visiting.

How can I verify Louma Basma Rustam, MD's license?

NPPES lists Texas license number V2251, 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 Louma Basma Rustam, MD prescribe under Medicare Part D?

In 2024, Louma Basma Rustam, MD had 283 Medicare Part D claims for 122 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.