Nizar Ramzan, M.D.,
Gastroenterology Physician · Houston, TX
Nizar Ramzan, M.D., is a gastroenterology physician with a practice address in Houston, Texas, and NPI 1992733992, issued on Jun 29, 2006. Check the license (Texas V1978, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nizar Ramzan
- Credential
- M.D.,
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- V1978 TX
24761 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1504 Taub Loop, Houston, TX 77030
- Phone
- (713) 873-8890
- Enumerated
- Jun 29, 2006
- Entity
- Type 1 · individual
Also registered at 1504 Taub Loop
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelechi AbarikwuStudent in an Organized Health Care Education/Training Program1316527609
- Robert Abbitt, AGACNP-BCAcute Care Nurse Practitioner1588165765
- Waleed Abdellatif, MBBCH, MSC, MSHPEDiagnostic Radiology Physician1629737770
- Roba Abousaway, MDStudent in an Organized Health Care Education/Training Program1396689360
- Shiny AbrahamNurse Practitioner1669857124
- Christina Ackerman-Banks, MDObstetrics & Gynecology Physician1568840494
Verify Nizar Ramzan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license V1978Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.1 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,601 Medicare Part D claims for 894 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Pantoprazole Sodium561 claims
- Famotidine406 claims
- Sod Sulf-Potass Sulf-Mag Sulf327 claims
- Omeprazole212 claims
- Dicyclomine Hcl87 claims
- Linzess85 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: $3,208.14
158 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 10,593 providers of this specialty with any payment received $4,948.62 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Baylor College OF MedicineHouston, TX
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Gastroenterology Physician providers in Texas
There are 1,135 gastroenterology physician records in Texas.
Other gastroenterology physician records in Texas
- Ali AamarHouston, TX1922419209
- Amro Abdellatief, MDMcAllen, TX1932737020
- Olufemi Abiodun, MDArlington, TX1821199464
- Mohammed Aboelsoud, MDShenandoah, TX1316351430
- Bincy Abraham, MDHouston, TX1578767166
- Cherian Abraham, M.D.North Richland Hills, TX1134188311
- Sindhu Abraham, M.D.Plano, TX1033178223
- Daniela Abrams, MDGalveston, TX1801357793
- Rajeshwar Abrol, M.D.Tomball, TX1447258108
- Yazan Abu Qwaider, MDCorpus Christi, TX1356377816
Common questions
What is Nizar Ramzan, M.D.,'s NPI number?
Nizar Ramzan, M.D.,'s National Provider Identifier (NPI) is 1992733992, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nizar Ramzan, M.D., located?
The NPPES record lists a practice address at 1504 Taub Loop, Houston, TX, 77030. Phone: (713) 873-8890. Providers update this record themselves, so call before visiting.
How can I verify Nizar Ramzan, M.D.,'s license?
NPPES lists Texas license number V1978, 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 Nizar Ramzan, M.D., prescribe under Medicare Part D?
In 2024, Nizar Ramzan, M.D., had 2,601 Medicare Part D claims for 894 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.