NPPES file of Aug 9, 2026

Mohammed Amirul Islam, MD

Cardiovascular Disease Physician · Port Arthur, TX

Mohammed Amirul Islam, MD is a cardiovascular disease physician with a practice address in Port Arthur, Texas, and NPI 1255330569, issued on Jul 19, 2005. Check the license (Texas L4981, 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
1255330569
Name
Mohammed Amirul Islam
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
L4981 TX
Self-reported in NPPES; status is on the state search
Practice location
3921 N Twin City Hwy, Port Arthur, TX 77642
Phone
(409) 963-0000
Enumerated
Jul 19, 2005
Record last updated
Mar 7, 2023
Fax
(409) 963-1899
Medicaid ID
152927301 TX
Medicare enrollment
Enrolled (PECOS I20040122001136); 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 3921 N Twin City Hwy

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

  1. Nabeel Abdullah, MDCardiovascular Disease Physician1952306565
  2. Dia Abochamh, MDCardiovascular Disease Physician1417952029
  3. Pradip Morbia, MDCardiovascular Disease Physician1396740239

Verify Mohammed Amirul Islam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L4981
    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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44% more Medicare Part D claims than the average cardiovascular disease physician in 2024

4,423 Medicare Part D claims for 377 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Mohammed Islam4,423
  2. Specialty average3,078

Most prescribed

  1. Rosuvastatin Calcium337 claims
  2. Carvedilol336 claims
  3. Atorvastatin Calcium255 claims
  4. Ezetimibe239 claims
  5. Isosorbide Mononitrate Er223 claims
  6. Losartan Potassium199 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: $453.72

16 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mohammed Islam$453.72
  2. Specialty average$3,819.56

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. Gulf Coast Cardiology Group, PLLCPort Arthur, TX
  2. Port Arthur Cardiac Cath Lab, LPPort Arthur, TX

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

Mohammed Amirul Islam among 1,603 cardiovascular disease physician records in Texas

Mohammed Amirul Islam, MD is one of 1,603 cardiovascular disease physician records with a practice address in Texas. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 80% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1990 · median 1998 among the 1,219 with a school on file
  • Record last updated2023 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 cardiovascular disease physician records list a practice address in Port Arthur

They are 7 of the 462 NPPES records with a practice address in Port Arthur, and 1,603 cardiovascular disease physician records in Texas.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Nabeel Abdullah, MDPort Arthur, TX 776421952306565
  2. Dia Abochamh, MDPort Arthur, TX 776421417952029
  3. Murlidhar Amin, MDPort Arthur, TX 776421477550697
  4. Pradip Morbia, MDPort Arthur, TX 776421396740239
  5. Kiran Garikapati, MDPort Arthur, TX 776401508111634
  6. Srinivasa Kothapalli, M.D.Port Arthur, TX 776401528036118
  7. Miguel Castellanos, MDOrange, TX 776301144256926
  8. Ahmad Al-Taweel, MDWebster, TX 775981255775748

Common questions

What is Mohammed Amirul Islam, MD's NPI number?

Mohammed Amirul Islam, MD's National Provider Identifier (NPI) is 1255330569, issued on Jul 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mohammed Amirul Islam, MD located?

The NPPES record lists a practice address at 3921 N Twin City Hwy, Port Arthur, TX, 77642. Phone: (409) 963-0000. Providers update this record themselves, so call before visiting.

How can I verify Mohammed Amirul Islam, MD's license?

NPPES lists Texas license number L4981, 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 Mohammed Amirul Islam, MD prescribe under Medicare Part D?

In 2024, Mohammed Amirul Islam, MD had 4,423 Medicare Part D claims for 377 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.