# Guillermo Lazo Diaz, MD

Source: https://ourhealthnetwork.com/doctor/guillermo-lazodiaz-md-1760421101
NPI: 1760421101
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Guillermo Lazo Diaz, MD is a medical oncology based in Mcallen, TX practicing at Texas Oncology Pa with NPI 1760421101 and offers telehealth visits.

## Profile

- Primary specialty: Medical Oncology
- Secondary specialties: HEMATOLOGY/ONCOLOGY
- Credential: MD
- Gender: Male
- Graduation year: 1993
- Telehealth: Yes
- NPI: 1760421101 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1760421101))

## Practice and contact

- Practice name: Texas Oncology Pa
- Address: 1901 S 2nd St, Mcallen, TX, 785031271
- Phone: (956) 687-5150
- Group practice size: 1010 members

## CMS quality measures (MIPS)

- Overall MIPS final score: 89.44/100
- Quality category score: 75.86/100
- Promoting Interoperability score: 100.00/100
- Improvement Activities score: 40.00/100

Source: CMS Quality Payment Program. MIPS scores reflect Medicare provider performance on quality, cost, and care improvement measures.

## Insurance accepted (8 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [HCSC: BCBS Texas](https://ourhealthnetwork.com/insurance/hcsc-bcbs-texas) — 43 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 18 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 11 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 7 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Highmark BCBS Pennsylvania](https://ourhealthnetwork.com/insurance/highmark-bcbs-pennsylvania) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Guillermo Lazo Diaz, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1760421101).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 14 disclosed payments from medical industry sources totaling approximately $421.

Largest disclosed payer: E.R. Squibb & Sons, L.L.C. ($146 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Medical Oncology doctors in MCALLEN, TX](https://ourhealthnetwork.com/medical-oncology/tx/mcallen)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1760421101)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)