Hau Sin Wong, MD
Otolaryngology Physician · Harbor City, CA
Hau Sin Wong, MD is an otolaryngology physician with a practice address in Harbor City, California, and NPI 1467526350, issued on Nov 20, 2006. Check the license (California A81585, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Hau Sin Wong
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License numbers
- A81585 CA
036115165 IL
Self-reported in NPPES; status is on the state search - Practice location
- 25825 Vermont Ave, Harbor City, CA 90710
- Phone
- (424) 328-2762
- Enumerated
- Nov 20, 2006
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 036115165 IL
- Medicare enrollment
- Enrolled (PECOS I20090422000506); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 25825 Vermont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maryam Abdelnaby, MDFamily Medicine Physician1104978568
- Christiana Abraham, NPFamily Nurse Practitioner1447855911
- Kamren AckermanPhysical Therapist1104412352
- Bradley Ackerson, MDPediatric Infectious Diseases Physician1255490918
- Yossef Aelony, MDPulmonary Disease Physician1619178597
- Lisa Agustines, MDObstetrics & Gynecology Physician1750452736
Verify Hau Sin Wong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A81585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average otolaryngology physician in 2024
385 Medicare Part D claims for 154 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 27 claims were for opioids.
Most prescribed
- Ipratropium Bromide52 claims
- Prednisone35 claims
- Omeprazole26 claims
- Triamcinolone Acetonide26 claims
- Hydrocodone-Acetaminophen25 claims
- Cephalexin24 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupGardena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hau Sin Wong among 1,212 otolaryngology physician records in California
Hau Sin Wong, MD is one of 1,212 otolaryngology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2001 · median 2004 among the 818 with a school on file
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Harbor City → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Todd Miller, M.D.Los Alamitos, CA 907201033387931
- Venu Divi, M.D.San Pedro, CA 907311245390228
- Eugene Taw, MDMontebello, CA 906401518025121
- Martin Garcia, M.D.La Palma, CA 906231356344170
- Richard Egan, M.D.Long Beach, CA 908031205173317
- Gregory Szal, M.D.Long Beach, CA 908031700982071
- John Thomas, MD ENTLong Beach, CA 908041578667069
- Hassney Hamood, MDLong Beach, CA 908061669575056
Common questions
What is Hau Sin Wong, MD's NPI number?
Hau Sin Wong, MD's National Provider Identifier (NPI) is 1467526350, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Hau Sin Wong, MD located?
The NPPES record lists a practice address at 25825 Vermont Ave, Harbor City, CA, 90710. Phone: (424) 328-2762. Providers update this record themselves, so call before visiting.
How can I verify Hau Sin Wong, MD's license?
NPPES lists California license number A81585, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hau Sin Wong, MD prescribe under Medicare Part D?
In 2024, Hau Sin Wong, MD had 385 Medicare Part D claims for 154 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.