Dun Ha, MD
NPI 1235199530 · Otolaryngology Physician · Covina, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dun Ha, MD is a Otolaryngology Physician provider in Covina, CA (NPI 1235199530).
Provider details
- NPI number
- 1235199530
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A85706 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
407 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 166 | $98 |
| Removal of Impacted Ear Wax69210 | 140 | $52 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 49 | $120 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 20 | $126 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $138 |
| Exam to Assess Movement of Vocal Cord Flaps Using an Endoscope31579 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 212 | 103 |
| Amoxicillin | 83 | 74 |
| Ipratropium Bromide | 81 | 22 |
| Azithromycin | 62 | 42 |
| Azelastine Hcl | 61 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 47 | 30 |
| Famotidine | 47 | 16 |
| Ofloxacin | 46 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2025-12-16
- Certified
- 2025-12-16
Frequently asked questions
- What is Dun Ha's NPI number?
- Dun Ha's National Provider Identifier (NPI) is 1235199530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dun Ha's specialty?
- Dun Ha is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Dun Ha located?
- Dun Ha's practice location on file with NPPES is 420 W Rowland St, Covina, CA 91723-2943.
- What is Dun Ha's phone number?
- The practice phone number listed in the NPPES registry for Dun Ha is (626) 331-6411.
- Does Dun Ha accept Medicare?
- Dun Ha is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dun Ha's NPI active?
- Yes — Dun Ha's NPI (1235199530) is active in the NPPES registry as of the last update on 2025-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.