NPPES file of Aug 9, 2026

George Mammen, M.D.

Interventional Cardiology Physician · Houston, TX

George Mammen, M.D. is an interventional cardiology physician with a practice address in Houston, Texas, and NPI 1588629497, issued on Apr 20, 2006. Check the license (Texas F6283, 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
1588629497
Name
George Mammen
Credential
M.D.
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
F6283 TX
Self-reported in NPPES; status is on the state search
Practice location
10496 Katy Fwy Ste 130, Houston, TX 77043
Phone
(713) 464-2928
Enumerated
Apr 20, 2006
Record last updated
Oct 4, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(713) 464-6560
Medicaid ID
124681104 TX
Medicare enrollment
Enrolled (PECOS I20100708000380); 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 10496 Katy Fwy Ste 130

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

  1. James Feldman, M.D.Cardiovascular Disease Physician1306860457
  2. Amir Kashani, MD, MSInterventional Cardiology Physician1790938538
  3. Rajen Mehta, M.D.Cardiovascular Disease Physician1457302879
  4. Anil Odhav, M.D.Cardiovascular Disease Physician1538124466

Verify George Mammen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license F6283
    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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3.0 times the Medicare Part D claims of the average interventional cardiology physician in 2024

9,550 Medicare Part D claims for 1,143 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. George Mammen9,550
  2. Specialty average3,179

Most prescribed

  1. Metoprolol Succinate1,087 claims
  2. Atorvastatin Calcium893 claims
  3. Amlodipine Besylate785 claims
  4. Rosuvastatin Calcium525 claims
  5. Eliquis462 claims
  6. Carvedilol454 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 MIPS final score for 2023 (Medicare payment program): 14.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costout of 100 · 30%47.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $814.06

38 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. George Mammen$814.06
  2. Specialty average$7,062.29

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 Cardiovascular Assoc PAKaty, TX
  2. Memorial City Cardiology Associates PAKaty, TX

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

George Mammen among 724 interventional cardiology physician records in Texas

George Mammen, M.D. is one of 724 interventional cardiology physician records with a practice address in Texas. 97% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 57% newer
  • In a Medicare fileYes · 97% of these records are
  • In the CMS Doctors and Clinicians fileYes · 90% of these records are
  • Graduated1974 · median 2003 among the 653 with a school on file
  • Record last updated2018 · 31% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in Texas

There are 724 interventional cardiology physician records in Texas.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Amir Kashani, MD, MSHouston, TX 770431790938538
  2. Ali Agha, MDHouston, TX 770301891224036
  3. Ahmed Ansari, M.D.Houston, TX 770301336585801
  4. Joe AounHouston, TX 770301023460276
  5. Nikolaos Diakos, M.D.Houston, TX 770301659791507
  6. Luis Dlouhy, M.D.Houston, TX 770301477907434
  7. Ayman ElbadawiHouston, TX 770301841669587
  8. Xiaoming Jia, M.D.Houston, TX 770301932586948

Common questions

What is George Mammen, M.D.'s NPI number?

George Mammen, M.D.'s National Provider Identifier (NPI) is 1588629497, issued on Apr 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is George Mammen, M.D. located?

The NPPES record lists a practice address at 10496 Katy Fwy Ste 130, Houston, TX, 77043. Phone: (713) 464-2928. Providers update this record themselves, so call before visiting.

How can I verify George Mammen, M.D.'s license?

NPPES lists Texas license number F6283, 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 George Mammen, M.D. prescribe under Medicare Part D?

In 2024, George Mammen, M.D. had 9,550 Medicare Part D claims for 1,143 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.

What is George Mammen, M.D.'s MIPS final score?

The 2023 MIPS final score is 14.3 of 100. 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.