NPPES file of Aug 9, 2026

Frank Mazzola, MD

Clinical Cardiac Electrophysiology Physician · Harlingen, TX

Frank Mazzola, MD is a clinical cardiac electrophysiology physician with a practice address in Harlingen, Texas, and NPI 1558323915, issued on Apr 3, 2006. Check the license (Texas J9200, 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
1558323915
Name
Frank Mazzola
Credential
MD
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License number
J9200 TX
Self-reported in NPPES; status is on the state search
Practice location
2310 N ED Carey Dr, Harlingen, TX 78550
Phone
(956) 428-5522
Enumerated
Apr 3, 2006
Record last updated
Feb 25, 2026
Fax
(956) 430-3400
Medicaid ID
01256073 NY
Medicare enrollment
Enrolled (PECOS I20081010000674); accepts Medicare assignment
Medical or professional school
University Of Connecticut School Of Medicine, 1987
Telehealth
Offers telehealth (CMS)
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 2310 N ED Carey Dr

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

  1. Peggy Andress, FNPFamily Nurse Practitioner1730375072
  2. Rolando Ascarrunz, MDCardiovascular Disease Physician1821093246
  3. Hugo Blake, MDCardiovascular Disease Physician1447254024
  4. Martina Briseno-Lucio, APRN, FNP-CAcute Care Nurse Practitioner1861945339
  5. Michael Evans, MDCardiovascular Disease Physician1689678187
  6. Eduardo Flores, MDCardiovascular Disease Physician1528062973

Verify Frank Mazzola in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J9200
    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

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36% more Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

2,320 Medicare Part D claims for 471 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims. 69 claims were for opioids.

  1. Frank Mazzola2,320
  2. Specialty average1,710

Most prescribed

  1. Metoprolol Succinate219 claims
  2. Multaq213 claims
  3. Eliquis211 claims
  4. Propafenone Hcl Er174 claims
  5. Amiodarone Hcl160 claims
  6. Metoprolol Tartrate121 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): 98.3 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 score80.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%93.2
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $3,822.98

47 payments; by number, the most common kind was food and beverage; the largest payer was Medical Device Business Services, Inc. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Frank Mazzola$3,823
  2. Specialty average$10,651

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. South Heart Clinic, PLLCHarlingen, TX

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

Frank Mazzola among 234 clinical cardiac electrophysiology physician records in Texas

Frank Mazzola, MD is one of 234 clinical cardiac electrophysiology physician records with a practice address in Texas. 98% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 58% newer
  • In a Medicare fileYes · 98% of these records are
  • In the CMS Doctors and Clinicians fileYes · 91% of these records are
  • Graduated1987 · median 2001 among the 214 with a school on file
  • Record last updated2026 · 29% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Cardiac Electrophysiology Physician providers in Texas

There are 234 clinical cardiac electrophysiology physician records in Texas.

The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes

  1. Hilary Almeida, M.D.McAllen, TX 785031811969041
  2. Luis Eguia, MDMcAllen, TX 785031093706889
  3. Mazhar Khan, MD FACCMcAllen, TX 785031437462579
  4. Eric Taylor, MDMcAllen, TX 785031043216153
  5. Kunal Shah, M.D.Round Rock, TX 786651619233558
  6. Jeffrey Whitehill, MDRound Rock, TX 786811568446292
  7. Carlos Vargas, D.O.Corpus Christi, TX 784131245763051
  8. Mossaab Shuraih, M.D.Corpus Christi, TX 784041144318270

Common questions

What is Frank Mazzola, MD's NPI number?

Frank Mazzola, MD's National Provider Identifier (NPI) is 1558323915, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Frank Mazzola, MD located?

The NPPES record lists a practice address at 2310 N ED Carey Dr, Harlingen, TX, 78550. Phone: (956) 428-5522. Providers update this record themselves, so call before visiting.

How can I verify Frank Mazzola, MD's license?

NPPES lists Texas license number J9200, 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 Frank Mazzola, MD prescribe under Medicare Part D?

In 2024, Frank Mazzola, MD had 2,320 Medicare Part D claims for 471 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. Part D covers Medicare prescriptions only.

What is Frank Mazzola, MD's MIPS final score?

The 2023 MIPS final score is 98.3 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.