ENT

Dr. Michael P. Castillo, MD

Ear, nose and throat doctor in Houston, TX

Texas Ear, Nose and Throat Specialists251 W Medical Center Blvd Ste 110Webster, TX 77598(281) 417-6004Listed on Healthgrades and WebMD
Texas Ear, Nose and Throat Specialists1036 N Circle DrSealy, TX 77474(979) 877-0022Listed on Medicare
Texas Ear, Nose and Throat Specialists10905 Memorial Hermann Dr Ste 117Pearland, TX 77584(713) 436-8071Listed on Medicare
Texas Ear, Nose and Throat Specialists20207 Chasewood Park Dr Ste 100Houston, TX 77070(832) 237-2227Listed on Medicare
Texas Ear, Nose and Throat Specialists7900 Fannin St Ste 1900Houston, TX 77054(713) 791-9363Listed on Medicare
Texas Ear, Nose and Throat Specialists9301 Pinecroft Dr Ste 150Shenandoah, TX 77380(281) 362-1368Listed on Medicare
10970 Shadow Creek Pkwy Ste 360Pearland, TX 77584(713) 436-8071Listed on the NPI registry

Practice: Texas Ear, Nose and Throat Specialists

NPI 1992908594 · NPI registry · University of Texas Southwestern Medical School at Dallas · graduated 2003

Patient experience

Healthgrades4.7 out of 5 from 57 ratings39 written reviews · latest Aug 2026Read the reviews on Healthgradeschecked Nov 2026
WebMD4.5 out of 5 from 22 ratings2 written reviews · latest Apr 2025Read the reviews on WebMDchecked Nov 2026

What reviews mention

Communication87% positive among mentions (30 mentions)
Wait time78% positive among mentions (9 mentions)
Staff and front office92% positive among mentions (13 mentions)
Explained treatment100% positive among mentions (15 mentions)

MedBridge analysis of 40 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

Otolaryngology · American Board of Otolaryngology
Otolaryngology-Head and Neck Surgery · American Board of Otolaryngology - Head and Neck Surgery

Source: Listed on Healthgrades · checked Nov 2026

Procedure experience

Allergy skin testing: 965 times for Medicare patients
Allergy shots (immunotherapy): 118 times for Medicare patients
Voice box exam (camera exam of the throat): 81 times for Medicare patientsMore than 70% of Houston ENTs who do this
Ear wax removal: 71 times for Medicare patientsMore than 50% of Houston ENTs who do this
Nasal endoscopy (camera exam of the nose): 67 times for Medicare patients

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

Hospitals

Houston Methodist Clear Lake Hospital · 5 of 5 CMS stars
HCA Houston Healthcare Clear Lake · 4 of 5 CMS stars
Memorial Hermann Houston Physicians Hospital · Not rated by CMS

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

Texas medical license

License M6068 · Active · expires Nov 2028

Disciplinary status: None

Source: Texas Medical Board · checked Nov 2026

Medicare quality score

95.8 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)

$1,436 across 60 payments

Inspire Medical Systems, Inc.: $606
Genzyme Corporation: $232
Neurent Medical Limited: $164

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.

Ambetter from Superior HealthPlan · 1 plan

Marketplace (ACA)

Ambetter Marketplace plansNetwork: Exchange TXLast checked Nov 1, 2026 · confirm with the office.

Ambetter from Superior HealthPlan last updated these listings Sep 27, 2026.

Source: Ambetter provider directory (Centene) · checked Nov 2026

Superior HealthPlan · 7 plans

Medicaid and CHIP

CHIPNetwork: TX CHIPLast checked Nov 1, 2026 · confirm with the office.
CHIP PerinateNetwork: TX CHIP PerinateLast checked Nov 1, 2026 · confirm with the office.
CHIP, rural service areaNetwork: TX CHIP RSALast checked Nov 1, 2026 · confirm with the office.
STARNetwork: TX Star MedicaidLast checked Nov 1, 2026 · confirm with the office.
STAR Health (foster care)Network: TX Star Health Foster CareLast checked Nov 1, 2026 · confirm with the office.
STAR KidsNetwork: TX STAR KIDSLast checked Nov 1, 2026 · confirm with the office.
STAR+PLUSNetwork: TX Star PlusLast checked Nov 1, 2026 · confirm with the office.

Superior HealthPlan last updated these listings Sep 27, 2026.

Source: Superior HealthPlan provider directory (Centene) · checked Nov 2026

UnitedHealthcare · 16 plans

Medicare Advantage

AARP Medicare Advantage from UHC TX-0006 (PPO)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage from UHC TX-0009 (HMO-POS)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage from UHC TX-0015 (HMO-POS)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage from UHC TX-001P (HMO-POS)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage from UHC TX-4P (HMO-POS)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage Giveback from UHC TX-31 (PPO)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage Patriot No Rx TX-MA01 (HMO-POS)Last checked Oct 5, 2026 · confirm with the office.
AARP Medicare Advantage Patriot No Rx TX-MA05 (PPO)Last checked Oct 5, 2026 · confirm with the office.
UHC Complete Care Support TX-1A (Regional PPO C-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Complete Care TX-29 (Regional PPO C-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Complete Care TX-2P (HMO-POS C-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Dual Complete TX-D01P (HMO-POS D-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Dual Complete TX-S001 (Regional PPO D-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Dual Complete TX-V01P (HMO-POS D-SNP)Last checked Oct 5, 2026 · confirm with the office.
UHC Medicare Advantage TX-0030 (Regional PPO)Last checked Oct 5, 2026 · confirm with the office.
UHC Nursing Home Plan TX-F001 (PPO I-SNP)Last checked Oct 5, 2026 · confirm with the office.

Source: UnitedHealthcare provider directory · checked Oct 2026

Wellcare · 2 plans

Medicare Advantage

Wellcare Medicare Advantage plansNetwork: MAPD TX, Medicare TXLast checked Nov 1, 2026 · confirm with the office.
Wellcare special needs plans (SNP)Network: TX SNP, TX SNP Non - AIPLast checked Nov 1, 2026 · confirm with the office.

Wellcare last updated these listings Sep 27, 2026.

Source: Wellcare provider directory (Centene) · checked Nov 2026

Insurance companies listed on Healthgrades

Listed on Healthgrades, confirm with the office.

Aetna
Cigna
CurativeCurative EPO, Curative PPO Plus, Curative 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.

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