Max Weiluen Chiou, MD
Internal Medicine Physician · Alhambra, CA
Max Weiluen Chiou, MD is an internal medicine physician with a practice address in Alhambra, California, and NPI 1316963051, issued on Jul 14, 2006. Check the license (California A50600, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Max Weiluen Chiou
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A50600 CA
Self-reported in NPPES; status is on the state search - Practice location
- 320 S Garfield Ave, Alhambra, CA 91801
- Phone
- (626) 573-9875
- Enumerated
- Jul 14, 2006
- Record last updated
- Feb 7, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 00A506002 CA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 320 S Garfield Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Heung, ADMIN/OUTREACH CORD.Case Manager/Care Coordinator1861954745
- Hsu-Ling Hsieh, O.T.Occupational Therapist1295091478
- David Lieu, M.D.Cytopathology Physician1912966680
- Tanya Nguyen, M.D.Pediatrics Physician1184729626
- Brian Su, M.D.Reproductive Endocrinology Physician1326100058
- Ya-Jie Sun, L.AC., OMD, PH.DAcupuncturist1659478311
Verify Max Weiluen Chiou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A50600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
414 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonidine Hcl17 claims
- Chlorhexidine Gluconate16 claims
- Colesevelam Hcl15 claims
- Doxazosin Mesylate15 claims
- Esomeprazole Magnesium15 claims
- Ezetimibe15 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.
Max Weiluen Chiou among 17,696 internal medicine physician records in California
Max Weiluen Chiou, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2011 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 internal medicine physician records list a practice address in Alhambra
They are 41 of the 1,802 NPPES records with a practice address in Alhambra, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Alhambra → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Robert Chan, MDAlhambra, CA 918011508826488
- Alexander Chan, MDAlhambra, CA 918011467413666
- Joyce Chang, M.D.Alhambra, CA 918011952357600
- Jin Hong, M.D.Alhambra, CA 918011972516441
- Thein Htay, M.D.Alhambra, CA 918011861594228
- Nu Khin, M.D.Alhambra, CA 918011881655199
- Eddie Lam, M.D.Alhambra, CA 918011518969971
- Byron Hsieh-Lun Lin, M.D.Alhambra, CA 918011104866649
Common questions
What is Max Weiluen Chiou, MD's NPI number?
Max Weiluen Chiou, MD's National Provider Identifier (NPI) is 1316963051, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Max Weiluen Chiou, MD located?
The NPPES record lists a practice address at 320 S Garfield Ave, Alhambra, CA, 91801. Phone: (626) 573-9875. Providers update this record themselves, so call before visiting.
How can I verify Max Weiluen Chiou, MD's license?
NPPES lists California license number A50600, 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 Max Weiluen Chiou, MD prescribe under Medicare Part D?
In 2024, Max Weiluen Chiou, MD had 414 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.