NPPES file of Aug 9, 2026

Nisar Hussain, M.D.

Internal Medicine Physician · Brownsville, TX

Nisar Hussain, M.D. is an internal medicine physician with a practice address in Brownsville, Texas, and NPI 1851377089, issued on Dec 20, 2005. Check the license (Texas L6071, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851377089
Name
Nisar Hussain
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
L6071 TX
Self-reported in NPPES; status is on the state search
Practice location
191 East Price RD, Brownsville, TX 78521
Phone
(956) 621-3593
Enumerated
Dec 20, 2005
Record last updated
Apr 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(956) 621-3689
Medicaid ID
159284201 TX
Medicare enrollment
Enrolled (PECOS I20070724000134); 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.
Download card Updates feed

Verify Nisar Hussain in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L6071
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

3.8 times the Medicare Part D claims of the average internal medicine physician in 2024

12,207 Medicare Part D claims for 617 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 75 claims were for opioids.

  1. Nisar Hussain12,207
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium672 claims
  2. Losartan Potassium599 claims
  3. Metformin Hcl492 claims
  4. Levothyroxine Sodium406 claims
  5. Amlodipine Besylate395 claims
  6. Ozempic380 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 99.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%66.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $52.32

3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nisar Hussain$52.32
  2. Specialty average$1,303.06

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. Brownsville Community Health Clinic CorporationBrownsville, TX

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

Nisar Hussain among 9,175 internal medicine physician records in Texas

Nisar Hussain, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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, 91% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1995 · median 2004 among the 6,088 with a school on file
  • Record last updated2021 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 internal medicine physician records list a practice address in Brownsville

They are 37 of the 1,671 NPPES records with a practice address in Brownsville, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Loganayaki Anandasivam, M.D.Brownsville, TX 785211427034107
  2. Ronaldo Factoriza, M.D.Brownsville, TX 785211285607275
  3. Waqar Hussain, M.D.Brownsville, TX 785211427052034
  4. Graciela Leija, MDBrownsville, TX 785211679674170
  5. Summia Malhi, M.D.Brownsville, TX 785211942459474
  6. Miguel Molinas, M.D.Brownsville, TX 785211841389087
  7. Luis Morales, MDBrownsville, TX 785211265488332
  8. Ricardo Alberto Pacheco Torres, M.D.Brownsville, TX 785211265814776

Common questions

What is Nisar Hussain, M.D.'s NPI number?

Nisar Hussain, M.D.'s National Provider Identifier (NPI) is 1851377089, issued on Dec 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Nisar Hussain, M.D. located?

The NPPES record lists a practice address at 191 East Price RD, Brownsville, TX, 78521. Phone: (956) 621-3593. Providers update this record themselves, so call before visiting.

How can I verify Nisar Hussain, M.D.'s license?

NPPES lists Texas license number L6071, 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 Nisar Hussain, M.D. prescribe under Medicare Part D?

In 2024, Nisar Hussain, M.D. had 12,207 Medicare Part D claims for 617 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Nisar Hussain, M.D.'s MIPS final score?

The 2023 MIPS final score is 99.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.