DUN HUU HA MD
NPI 1235199530
Otolaryngology in Covina, CA

Active since March 23, 2006PECOS EnrolledAccepts Medicare Assignment
420 W ROWLAND ST, COVINA, CA 91723(626) 331-6411(626) 251-1559 Get Directions Write a Review

NPPES record last updated: December 16, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 16, 2025, May 4, 2021 (2 updates tracked since 2021).

About Dun Huu Ha Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DUN HUU HA MD (NPI 1235199530) is an individual otolaryngology provider in Covina, California, licensed in California (A85706) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Washington University School Of Medicine (2004).

NPPES Registry Identity

NPI1235199530
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameDUN HUU HACredential: MD
Location Address420 W ROWLAND STCovina, CA 91723-2943
Mailing AddressPo Box 35380Las Vegas, NV 89133-5380 · (702) 579-3203
Fax(626) 251-1559
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2004
Enumeration DateMarch 23, 2006
Last NPPES UpdateDecember 16, 20252 updates tracked since enumeration
NPPES CertifiedDecember 16, 2025
NPI 1235199530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License Licensed in CA · A85706
Definition
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.
Also ListedOtolaryngology · Plastic Surgery within the Head & NeckTaxonomy 207YX0007X · License A85706 (CA)
Also ListedOtolaryngology · Otolaryngology/Facial Plastic SurgeryTaxonomy 207YX0905X · License A85706 (CA)
420 W ROWLAND ST, Covina, CA 91723

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dun Huu Ha Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7012973803
PECOS Enrollment IDI20041203000263
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
166 services109 patients
Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
140 services80 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
49 services49 patients
Ultrasound scan of head and neck soft tissue 76536
An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.
20 services15 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
18 services16 patients
Exam to assess movement of vocal cord flaps using an endoscope 31579
This procedure involves using a thin, flexible tube called an endoscope to view your vocal cords. The endoscope is gently inserted through your nose or mouth to observe the movement of your vocal cords. This helps identify any abnormalities or issues.
14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91723 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
5 suppliers16 claims16 services$34.95 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
5 suppliers15 claims15 services$71.54 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
5 suppliers15 claims42 services$27.79 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
5 suppliers13 claims13 services$16.26 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
6 suppliers21 claims121 services$1.73 avg. paid by Medicare
Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046
DME-Other DME · category DE001N
5 suppliers11 claims11 services$11.35 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
420 W ROWLAND ST
COVINA, CA 91723
Emergency Medicine
420 W ROWLAND ST
COVINA, CA 91723
Pharmacy (Community/Retail Pharmacy)
420 W ROWLAND ST
COVINA, CA 91723
Internal Medicine
420 W ROWLAND ST
COVINA, CA 91723
Ophthalmology
420 W ROWLAND ST
COVINA, CA 91723
Internal Medicine (Hematology & Oncology)
420 W ROWLAND ST
COVINA, CA 91723
Emergency Medicine
420 W ROWLAND ST
COVINA, CA 91723
Emergency Medicine
420 W ROWLAND ST
COVINA, CA 91723

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dun Ha's NPI number?

The NPI number for Dun Ha is 1235199530. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Where is Dun Ha located?

Dun Ha practices at 420 W Rowland St, Covina, CA 91723. The listed phone number is (626) 331-6411.

What is Dun Ha's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Dun Ha enrolled in Medicare?

Yes. Dun Ha is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Dun Ha was last updated on December 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.