Josephine Jui-Yu Chiu, MD
Nephrology Physician · Los Angeles, CA
Josephine Jui-Yu Chiu, MD is a nephrology physician with a practice address in Los Angeles, California, and NPI 1003983982, issued on Nov 29, 2006. Check the license (California A67272, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Josephine Jui-Yu Chiu
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- A67272 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6041 Cadillac Ave, Los Angeles, CA 90034
- Phone
- (323) 857-2000
- Enumerated
- Nov 29, 2006
- Record last updated
- Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050413000822); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 1997
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 6041 Cadillac Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Roberto AguiluzRegistered Respiratory Therapist1184102675
- Jose Aguinada, DPTPhysical Therapist1356067151
- Blasius AgumPsychiatric/Mental Health Nurse Practitioner1063293207
Verify Josephine Jui-Yu Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A67272Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% more Medicare Part D claims than the average nephrology physician in 2024
1,573 Medicare Part D claims for 265 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate156 claims
- Losartan Potassium143 claims
- Furosemide107 claims
- Jardiance100 claims
- Lisinopril76 claims
- Terazosin Hcl75 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 GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Josephine Jui-Yu Chiu among 1,468 nephrology physician records in California
Josephine Jui-Yu Chiu, MD is one of 1,468 nephrology physician records with a practice address in California. 88% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 48% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1997 · median 2001 among the 1,128 with a school on file
- Record last updated2021 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Los Angeles → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Mansoor Azim, M.D.Los Angeles, CA 900341942567540
- Solomon Bitew, MDLos Angeles, CA 900341619036217
- Seyed Farhad Chimeh, M.D.Los Angeles, CA 900341306820220
- Jingbo Huang, MDLos Angeles, CA 900341386955862
- Bui Khanh, MDLos Angeles, CA 900341952459919
- Gigi Le, MDLos Angeles, CA 900341780751701
- Bryan Ney, MDLos Angeles, CA 900341669549663
- Gerino Vicencio, MDLos Angeles, CA 900341265591911
Common questions
What is Josephine Jui-Yu Chiu, MD's NPI number?
Josephine Jui-Yu Chiu, MD's National Provider Identifier (NPI) is 1003983982, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Josephine Jui-Yu Chiu, MD located?
The NPPES record lists a practice address at 6041 Cadillac Ave, Los Angeles, CA, 90034. Phone: (323) 857-2000. Providers update this record themselves, so call before visiting.
How can I verify Josephine Jui-Yu Chiu, MD's license?
NPPES lists California license number A67272, 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 Josephine Jui-Yu Chiu, MD prescribe under Medicare Part D?
In 2024, Josephine Jui-Yu Chiu, MD had 1,573 Medicare Part D claims for 265 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.