Naiara Alvarez, MD
Internal Medicine Physician · Harlingen, TX
Naiara Alvarez, MD is an internal medicine physician with a practice address in Harlingen, Texas, and NPI 1578873857, issued on Oct 20, 2010. Check the license (Texas Q5331, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Naiara Alvarez
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q5331 TX
Self-reported in NPPES; status is on the state search - Practice location
- 512 Victoria LN Ste 7, Harlingen, TX 78550
- Phone
- (956) 423-1112
- Enumerated
- Oct 20, 2010
- Entity
- Type 1 · individual
Verify Naiara Alvarez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q5331Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.5 times the Medicare Part D claims of the average internal medicine physician in 2024
6,950 Medicare Part D claims for 1,307 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims. 1,015 claims were for opioids.
Most prescribed
- Tramadol Hcl437 claims
- Prednisone414 claims
- Hydroxychloroquine Sulfate352 claims
- Tramadol Hcl-Acetaminophen328 claims
- Enbrel Mini290 claims
- Actemra288 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 Medicare quality score for 2023: 94.9 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,986.03
80 payments, mostly food and beverage; the largest payer was Janssen Biotech, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Naiara M Alvarez MD PAEdinburg, TX
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
67 internal medicine physician records list a Harlingen practice address
They are 67 of the 2,419 NPPES records with a Harlingen practice address, and 11,069 internal medicine physician records in Texas.
All 67 in Harlingen → All 11,069 in Texas → Every provider in Harlingen →
Other internal medicine physician records in Texas
- Muhammad A. Sattar, MDDallas, TX1760465553
- Gayatri Aaluri, MDGalveston, TX1821928508
- Anunaya AashishDenton, TX1134246374
- Queenie Ann Abad, M.D.San Antonio, TX1174979785
- Fuad Abaleka, M.DLubbock, TX1861925596
- Carol Abalihi, M.D.El Paso, TX1326136243
- Pedro Abanto, M.D.McAllen, TX1982840393
- Oliverio Abarca Guzman, MDHarlingen, TX1346972940
- Obinna Abaribe, M.DMansfield, TX1457704355
- Enyinnaya Abarikwu, MDTyler, TX1174788178
Common questions
What is Naiara Alvarez, MD's NPI number?
Naiara Alvarez, MD's National Provider Identifier (NPI) is 1578873857, issued on Oct 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Naiara Alvarez, MD located?
The NPPES record lists a practice address at 512 Victoria LN Ste 7, Harlingen, TX, 78550. Phone: (956) 423-1112. Providers update this record themselves, so call before visiting.
How can I verify Naiara Alvarez, MD's license?
NPPES lists Texas license number Q5331, 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 Naiara Alvarez, MD prescribe under Medicare Part D?
In 2024, Naiara Alvarez, MD had 6,950 Medicare Part D claims for 1,307 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Naiara Alvarez, MD's Medicare quality score?
The 2023 MIPS final score is 94.9 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.