Dun Huu Ha, MD

Otolaryngology

Dun Huu Ha is an Otolaryngology specialist based in Covina, CA with over 22 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(626) 331-6411Covina, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Dun Huu Ha, MD practices as part of a group otolaryngology specialist practice in Covina, CA. Trained at Washington University School of Medicine (class of 2004), he has been practicing for over 22 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis.

At a glance

  • Uses generic medications more than 90% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 233 Otolaryngology providers in CASee all Otolaryngology in Covina22+ years experienceNPI since 2006

Older · 158dNPPES updated 2025-12-16 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

420 W Rowland St, Covina, CA 91723-2943

Fax: (626) 251-1559
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

5.23%

California avg: 5.2 · US avg: 5.1

Lower than most doctors nationally(+0.1 pts)

5.23% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

95.9%

California avg: 83.3 · US avg: 82.8

Higher than most doctors nationally(+13.1 pts)

Top 10% of reporting doctors in California

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

207

Unique beneficiaries

Standard volume

Prescription Recipients

307

Patients prescribed

Prescriptions Written

707

Total claims

Total Medicare drug cost: $19k

Percentile rankings compared against 9,360 reporting peers in California.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.

Hypertension
Higher than avg (+5%)75%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
Lower than avg (-14%)35%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-14%) — less common here

Diabetes
Lower than avg (-4%)30%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-4%) — less common here

Chronic Kidney Disease
Lower than avg (-6%)24%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-6%) — less common here

Ischemic Heart Disease
Lower than avg (-9%)23%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-9%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$392 received from industry

11 transactions reported in 2018 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2018, attributed to Dun Huu Ha's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2004

    Washington University School of Medicine in St. Louis

  2. Board certified · Dec 15, 2025

    Self-reported via NPPES

  3. 22 years in practice

    Experienced

OtolaryngologyAllopathic & Osteopathic Physicians

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Taxonomy: 207Y00000X

Education & Training

Washington University School of Medicine (Class of 2004)

Practice Footprint

Mailing address

Po Box 35380, Las Vegas, NV 89133-5380

Differs from practice location

Virtual Otolaryngology Care With Dun Huu Ha

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Dun Huu Ha for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Covina required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Dun Huu Ha

NPI records show Dr. Ha as active with telehealth listed in Covina, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (626) 331-6411.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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