NPPES file of Aug 9, 2026

Mathew Thomas Alexander, MD

Neurological Surgery Physician · Corpus Christi, TX

Mathew Thomas Alexander, MD is a neurological surgery physician with a practice address in Corpus Christi, Texas, and NPI 1174505887, issued on Nov 17, 2005. Check the license (Texas L8590, 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
1174505887
Name
Mathew Thomas Alexander
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
L8590 TX
Self-reported in NPPES; status is on the state search
Practice location
1227 3RD St, Corpus Christi, TX 78404
Phone
(361) 883-4323
Enumerated
Nov 17, 2005
Record last updated
Jul 27, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(361) 883-4324
Medicaid ID
165317201 TX
Medicare enrollment
Enrolled (PECOS I20040715001383); accepts Medicare assignment
Medical or professional school
Albany Medical College Of Union University, 1995
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 1227 3RD St

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

  1. Patrick Gleason, M.D.Neurological Surgery Physician1629030804
  2. Stefan Konasiewicz, MDNeurological Surgery Physician1225088057
  3. Kevin Marcum, P.A.-C.Physician Assistant1184631046
  4. Erica Moloney, PAPhysician Assistant1457493116
  5. Raymond PerezSurgical Physician Assistant1760998660

Verify Mathew Thomas Alexander in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L8590
    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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16.0 times the Medicare Part D claims of the average neurological surgery physician in 2024

2,754 Medicare Part D claims for 501 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. 474 claims were for opioids.

  1. Mathew Alexander2,754
  2. Specialty average172

Most prescribed

  1. Methocarbamol403 claims
  2. Hydrocodone-Acetaminophen344 claims
  3. Gabapentin334 claims
  4. Diclofenac Potassium168 claims
  5. Amoxicillin-Clavulanate Potass164 claims
  6. Tymlos154 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): 18.9 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 score30.0
  2. Costout of 100 · 30%22.9
  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: $69,881.59

23 payments; by number, the most common kind was royalty or license; the largest payer was Alphatec Spine, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mathew Alexander$69,882
  2. Specialty average$14,926

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. Shea Physical Therapy Specialists LLCCorpus Christi, TX
  2. South Texas Brain And Spine Institute PACorpus Christi, TX

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

Mathew Thomas Alexander among 669 neurological surgery physician records in Texas

Mathew Thomas Alexander, MD is one of 669 neurological surgery physician records with a practice address in Texas. 80% 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, 88% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1995 · median 2004 among the 451 with a school on file
  • Record last updated2009 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Texas

There are 669 neurological surgery physician records in Texas.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Patrick Gleason, M.D.Corpus Christi, TX 784041629030804
  2. Stefan Konasiewicz, MDCorpus Christi, TX 784041225088057
  3. Paul Schmitt, MDCorpus Christi, TX 784051003115270
  4. Ashley Hanna, MDCorpus Christi, TX 784111447535406
  5. Zulma Tovar Spinoza, MDCorpus Christi, TX 784111144469966
  6. Adam Lewis, M.D.Corpus Christi, TX 784121982637831
  7. Humberto Tijerina, M.D.McAllen, TX 785011558435305
  8. Ricardo CortezMcAllen, TX 785031154340958

Common questions

What is Mathew Thomas Alexander, MD's NPI number?

Mathew Thomas Alexander, MD's National Provider Identifier (NPI) is 1174505887, issued on Nov 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mathew Thomas Alexander, MD located?

The NPPES record lists a practice address at 1227 3RD St, Corpus Christi, TX, 78404. Phone: (361) 883-4323. Providers update this record themselves, so call before visiting.

How can I verify Mathew Thomas Alexander, MD's license?

NPPES lists Texas license number L8590, 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 Mathew Thomas Alexander, MD prescribe under Medicare Part D?

In 2024, Mathew Thomas Alexander, MD had 2,754 Medicare Part D claims for 501 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Mathew Thomas Alexander, MD's MIPS final score?

The 2023 MIPS final score is 18.9 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.