Ming Ying Chen, D.O.
Adult Medicine Physician · Santa Ana, CA
Ming Ying Chen, D.O. is an adult medicine physician with a practice address in Santa Ana, California, and NPI 1376749101, issued on Jun 27, 2007. Check the license (California 20A9330, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ming Ying Chen
- Credential
- D.O.
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- 20A9330 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3401 S Harbor Blvd, Santa Ana, CA 92704
- Phone
- (888) 988-2800
- Enumerated
- Jun 27, 2007
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080119000136); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 386 in California → Look up another NPI →
Also registered at 3401 S Harbor Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kacey Chaldu, M.D.Student in an Organized Health Care Education/Training Program1730440868
Verify Ming Ying Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9330Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average adult medicine physician in 2024
6,572 Medicare Part D claims for 587 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 245 claims were for opioids.
Most prescribed
- Atorvastatin Calcium770 claims
- Amlodipine Besylate324 claims
- Rosuvastatin Calcium287 claims
- Losartan Potassium272 claims
- Lisinopril230 claims
- Levothyroxine Sodium191 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 GroupSanta Ana, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ming Ying Chen among 386 adult medicine physician records in California
Ming Ying Chen, D.O. is one of 386 adult medicine physician records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 49% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2007 · median 2005 among the 187 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 207QA0505X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Medicine Physician providers in California
There are 386 adult medicine physician records in California.
All 386 in California → Every provider in Santa Ana → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- J Cassidy, M.D.Santa Ana, CA 927041528132487
- Lucio Loza, M.D.Santa Ana, CA 927041134352727
- Marian Bareh, M.D.Santa Ana, CA 927051518184241
- Alan Barton, M.D.Santa Ana, CA 927051831456854
- Karee Chrysovergis, FNPSanta Ana, CA 927051649805250
- Sarah Page, D.O.Santa Ana, CA 927051811332075
- Felicia Young, D.O.Santa Ana, CA 927061295898617
- Neal Schwartz, D.O.Santa Ana, CA 927011164592127
Common questions
What is Ming Ying Chen, D.O.'s NPI number?
Ming Ying Chen, D.O.'s National Provider Identifier (NPI) is 1376749101, issued on Jun 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ming Ying Chen, D.O. located?
The NPPES record lists a practice address at 3401 S Harbor Blvd, Santa Ana, CA, 92704. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.
How can I verify Ming Ying Chen, D.O.'s license?
NPPES lists California license number 20A9330, 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 Ming Ying Chen, D.O. prescribe under Medicare Part D?
In 2024, Ming Ying Chen, D.O. had 6,572 Medicare Part D claims for 587 beneficiaries; the average among adult medicine physician prescribers was 3,002. 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.