Chun Hsien Chiang, M.D.
Family Medicine Physician · Santa Ana, CA
Chun Hsien Chiang, M.D. is a family medicine physician with a practice address in Santa Ana, California, and NPI 1457657710, issued on Feb 3, 2011. Check the license (California A74859, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chun Hsien Chiang
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A74859 CA
Self-reported in NPPES; status is on the state search - Practice location
- 550 N Flower St, Santa Ana, CA 92703
- Phone
- (949) 625-0938
- Enumerated
- Feb 3, 2011
- Record last updated
- Aug 31, 2024
- Fax
- (714) 752-5588
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 550 N Flower St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeromy Asido, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1598233629
- Odraleva Atienza, RNRegistered Nurse1902426398
- Christine Baker, LVN,CPT 1, RMA (AMT)Licensed Vocational Nurse1669857736
- Yvette BarbariRegistered Nurse1053808816
- Matthew Bittner, RNRegistered Nurse1437688157
- Kelley BrickLicensed Vocational Nurse1902116742
Verify Chun Hsien Chiang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A74859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
21 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Chun Hsien Chiang among 17,133 family medicine physician records in California
Chun Hsien Chiang, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 63% of them.
- NPI issued2011 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
177 family medicine physician records list a practice address in Santa Ana
They are 177 of the 8,904 NPPES records with a practice address in Santa Ana, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Ana → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ravi BhaktaSanta Ana, CA 927031093248510
- Jose Cilliani, D.O.Santa Ana, CA 927031265545586
- Robert Espinoza, M.D.Santa Ana, CA 927031154593069
- Megan Gonzalez, MDSanta Ana, CA 927031912572926
- Thao Hoang, D.O.Santa Ana, CA 927031750348363
- Afram Kallah, MDSanta Ana, CA 927031376586644
- Linda Lin, M.D.Santa Ana, CA 927031194165605
- Tung Nguyen, D.O.Santa Ana, CA 927031285679449
Common questions
What is Chun Hsien Chiang, M.D.'s NPI number?
Chun Hsien Chiang, M.D.'s National Provider Identifier (NPI) is 1457657710, issued on Feb 3, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Chun Hsien Chiang, M.D. located?
The NPPES record lists a practice address at 550 N Flower St, Santa Ana, CA, 92703. Phone: (949) 625-0938. Providers update this record themselves, so call before visiting.
How can I verify Chun Hsien Chiang, M.D.'s license?
NPPES lists California license number A74859, 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 Chun Hsien Chiang, M.D. prescribe under Medicare Part D?
In 2024, Chun Hsien Chiang, M.D. had 21 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.