Medicare Enrolled

Dr. Lillian Alvarez, NURSE PRACTITIONER

Nurse Practitioner - Family · Corpus Christi, TX
Practice pattern: Clinical Cardiology — Primarily office-based clinical cardiology
5826 ESPLANADE DR STE 304B, Corpus Christi, TX 78414
3612261908
In practice since 2018 (7 years)
NPI: 1689159097 verify on NPPES ↗
High
DATA COVERAGE
Data in 3 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating. This page presents federal public records about Dr. Alvarez from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
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What this data tells you about Dr. Alvarez

Dr. Lillian Alvarez is a nurse practitioner - family in Corpus Christi, TX, with 7 years of NPI registration. Based on federal Medicare data, Dr. Alvarez performed 887 Medicare services across 478 unique beneficiaries.

The Data Coverage level for Dr. Alvarez is High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.

✓ 7 years in practice ▲ Top 17% volume in TX

Medicare Practice Summary

Medicare Utilization ↗
887
Medicare services
Top 17% in TX for nurse practitioner - family
478
Unique beneficiaries
$31
Avg. Medicare payment
Medicare patients only (65+ / disabled) · Not a quality rating · How to read this →
~127 Medicare services per year of practice

Top procedures by volume

Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.

Procedure Volume Avg. paid Avg. submitted
Dexamethasone injection (steroid) 254 $0 $1
New patient office visit (45-59 min) 126 $88 $323
Office visit, established patient (30-39 min) 113 $77 $245
Drug injection, under skin or into muscle 111 $8 $28
Ceftriaxone antibiotic injection 82 $0 $1
Automated urinalysis 53 $2 $5
Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected 38 $140 $300
Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg 31 $0 $1
Chest X-ray, 2 views 26 $17 $66
Injection, ketorolac tromethamine, per 15 mg 26 $0 $2
Inhalation treatment for airway obstruction or sputum production 14 $4 $20
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 13 $41 $90
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. A higher procedure volume generally indicates more experience with that procedure.
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Geographic Context

Family nurse practitioners within 10 mi
383
Per 100K population
108.6
County median income
$66,021
Nearest hospital
CORPUS CHRISTI MEDICAL CENTER,THE
4.9 mi

Data Sources

Provider Registry ✓ NPPES Weekly updates
Medicare Enrollment ✓ PECOS Monthly updates
Practice Data ✓ Medicare Util. Annual (CY lag)
Industry Payments — No payments N/A
Disciplinary History — Not public N/A

This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This measures how much public data is available about a provider — not how good they are. How we calculate this →

Summary

Dr. Alvarez is a clinical cardiology specialist, with above-average Medicare volume (top 17% in TX).

This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →

Frequently Asked Questions

Is Dr. Alvarez experienced with dexamethasone injection (steroid)?
Based on Medicare claims data, Dr. Alvarez performed 254 dexamethasone injection (steroid) services. Research suggests that higher procedure volume is often associated with better outcomes, particularly for complex procedures. Note that Medicare data only captures patients aged 65 and older, so the total practice volume across all patients is likely higher.
How do Dr. Alvarez's costs compare to other family nurse practitioners in Corpus Christi?
Dr. Alvarez's average Medicare payment per service is $31. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently High for Dr. Alvarez) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating a long track record of practice, Medicare participation, and industry disclosure. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Each data source has its own update cycle. Provider registry data (NPPES) is updated weekly. Medicare enrollment (PECOS) is updated monthly. Medicare practice data has a ~2 year lag — the most recent available is typically 2 years prior. Industry payment data (Open Payments) is published annually, usually in June, covering the prior calendar year. We display the data date prominently on each section so you always know how current it is. See our data freshness policy →

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About this page

All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.

This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.

Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology

Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Payments from industry are legal and do not indicate wrongdoing. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →