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Allergy & Immunology

Dr. Patricia A. Leonard, M.D.

Allergist and immunologist in Houston, TX

Practice: Houston Ear Nose and Throat Clinic

NPI 1407895600 · NPI registry

Patient experience

What reviews mention

  • Communication100% positive among mentions (55 mentions)
  • Wait time82% positive among mentions (11 mentions)
  • Staff and front office97% positive among mentions (39 mentions)
  • Explained treatment100% positive among mentions (15 mentions)

MedBridge analysis of 83 reviews on Healthgrades and WebMD · checked Nov 2026. We count what reviewers say about each topic and never copy their words.

Accepting new patients, according to Healthgrades (checked Nov 2026). Call the office to confirm.

Board certification

  • Allergy and Immunology · American Board of Allergy and Immunology

Source: American Board of Allergy and Immunology lookup, matched by name · checked Nov 2026

Procedure experience

  • Allergy shots (immunotherapy): 2,449 times for Medicare patientsMore than 70% of Houston allergists who do this
  • Allergy skin testing: 2,012 times for Medicare patients

Source: CMS Medicare Physician & Other Practitioners, 2024. Medicare patients only; CMS hides counts under 11 · checked Nov 2026

Hospitals

No hospital affiliations reported to Medicare.

Source: CMS Facility Affiliation and Hospital General Information · checked Nov 2026

Texas medical license

License L4522 · Active · expires Feb 2028

Disciplinary status: None

Source: Texas Medical Board · checked Nov 2026

Medicare quality score

75.5 out of 100 (reported by the doctor's group)

Source: CMS Merit-based Incentive Payment System, 2024 · checked Nov 2026

Payments from drug and device companies (2025)

$460 across 23 payments

  • Genzyme Corporation: $167
  • GlaxoSmithKline, LLC.: $57
  • AstraZeneca Pharmaceuticals LP: $48

Many of these payments are small, such as meals. A payment does not mean wrongdoing.

Source: CMS Open Payments, 2025 · checked Nov 2026

Insurance

Plans in the insurers’ own directories

Medicare Advantage, Medicaid, CHIP and Marketplace plans from public directories run by the insurers. Employer plans are not listed here yet.

Blue Cross and Blue Shield of Texas · 19 plans

Marketplace (ACA)

  • Blue Advantage Bronze HMO 204Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Bronze HMO 301Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Bronze HMO StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Gold HMO 206Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Gold HMO 603Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Gold HMO StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Bronze 303Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Bronze 305Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Bronze StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Gold 203Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Gold 803Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Gold StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Silver 202Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Silver 605Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Plus Silver StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Security HMO 200Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Silver HMO 205Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Silver HMO 801Network: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.
  • Blue Advantage Silver HMO StandardNetwork: Blue Advantage HMOLast checked Nov 1, 2026 · confirm with the office.

Blue Cross and Blue Shield of Texas last updated these listings Oct 16, 2026.

Source: Blue Cross and Blue Shield of Texas Marketplace provider file · checked Nov 2026

Insurance companies listed on Healthgrades

Listed on Healthgrades, confirm with the office.

  • Aetna
  • AnthemNational (BlueCard) PPO
  • Blue Cross and Blue Shield of TexasBlue Cross Blue Shield of Texas
  • Blue Cross Blue ShieldBlue Cross and Blue Shield
  • CareFirst Blue Cross Blue ShieldHealthyBlue Advantage
  • Cigna
  • Commercial Insurance Company
  • CurativeCurative EPO, Curative PPO, Curative PPO Plus
  • First HealthFirst Health (Coventry Health Care)
  • Humana
  • Medicare
  • MultiPlanMultiPlan PPO
  • UnitedHealthCareUnited Healthcare

Source: Listed on Healthgrades, confirm with the office · checked Nov 2026

Where this doctor practices

Map of this doctor’s offices

White pins with an orange ring are approximate: we could not place that address exactly, so the pin sits at the center of its zip code. The full addresses are at the top of this page.

See something wrong? Report an error. This page uses public government data and our own analysis of public reviews. It is not medical advice.

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