Timothy Nian-Shiuh Chu
Student in an Organized Health Care Education/Training Program · Los Angeles, CA
Timothy Nian-Shiuh Chu is a student in an organized health care education/training program with a practice address in Los Angeles, California, and NPI 1427758721, issued on Mar 6, 2023. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Timothy Nian-Shiuh Chu
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 1975 Zonal Ave Ste 100B, Los Angeles, CA 90089
- Phone
- (442) 323-2552
- Enumerated
- Mar 6, 2023
- Record last updated
- Mar 6, 2023
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 40,652 in California → Look up another NPI →
Verify Timothy Nian-Shiuh Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
11 Medicare Part D claims, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Timothy Nian-Shiuh Chu among 40,652 student in an organized health care education/training program records in California
Timothy Nian-Shiuh Chu is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 42% of them.
- NPI issued2023 · 42% of these records are older, 47% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileNo · 6% of these records are
- Record last updated2023 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6,770 student in an organized health care education/training program records list a practice address in Los Angeles
They are 6,770 of the 69,537 NPPES records with a practice address in Los Angeles, and 40,652 student in an organized health care education/training program records in California.
All 40,652 in California → Every provider in Los Angeles → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Christina AnayaLos Angeles, CA 900891215053566
- Blake Brown, M.D.Los Angeles, CA 900891861752156
- Leeann Castorena LewisLos Angeles, CA 900891013337005
- David Choi, M.D.Los Angeles, CA 900891538576749
- Lucy Gong, MDLos Angeles, CA 900891689917080
- Kate Guzik, M.D.Los Angeles, CA 900891043553662
- Tehila KamravapourLos Angeles, CA 900891497006688
- Hannah KimLos Angeles, CA 900891386054427
Common questions
What is Timothy Nian-Shiuh Chu's NPI number?
Timothy Nian-Shiuh Chu's National Provider Identifier (NPI) is 1427758721, issued on Mar 6, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Nian-Shiuh Chu located?
The NPPES record lists a practice address at 1975 Zonal Ave Ste 100B, Los Angeles, CA, 90089. Phone: (442) 323-2552. Providers update this record themselves, so call before visiting.
How can I verify Timothy Nian-Shiuh Chu's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Timothy Nian-Shiuh Chu prescribe under Medicare Part D?
In 2024, Timothy Nian-Shiuh Chu had 11 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. 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.