Eddy Yu, MD
Internal Medicine Physician · San Juan Capistrano, CA
Eddy Yu, MD is an internal medicine physician with a practice address in San Juan Capistrano, California, and NPI 1245212588, issued on Nov 14, 2005. Check the license (California A41763, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eddy Yu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A41763 CA
Self-reported in NPPES; status is on the state search - Practice location
- 31001 Rancho Viejo RD., San Juan Capistrano, CA 92675
- Phone
- (949) 661-9611
- Enumerated
- Nov 14, 2005
- Record last updated
- Oct 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (949) 443-6200
- Medicaid ID
- 00A417630 CA
- Medicare enrollment
- Enrolled (PECOS I20100610000596); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 31001 Rancho Viejo RD.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kathleen Alva, PAPhysician Assistant1215099494
- Gracia Covarrubias, MDInternal Medicine Physician1730119751
- Anton Giger, DOFamily Medicine Physician1689764003
- Andrew Hong, MDFamily Medicine Physician1700877842
- Carlos Schmidt, MDFamily Medicine Physician1578544771
Verify Eddy Yu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A41763Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average internal medicine physician in 2024
679 Medicare Part D claims for 483 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass105 claims
- Azithromycin82 claims
- Prednisone71 claims
- Doxycycline Hyclate55 claims
- Cephalexin37 claims
- Clarithromycin19 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Memorialcare Medical FoundationSan Juan Capistrano, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eddy Yu among 17,696 internal medicine physician records in California
Eddy Yu, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1979 · median 2004 among the 11,065 with a school on file
- Record last updated2015 · 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).
10 internal medicine physician records list a practice address in San Juan Capistrano
They are 10 of the 676 NPPES records with a practice address in San Juan Capistrano, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Juan Capistrano → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Patricia Ahearn, M.D.San Juan Capistrano, CA 926751982655304
- Bishen Bedi, MDSan Juan Capistrano, CA 926751538690284
- Gracia Covarrubias, MDSan Juan Capistrano, CA 926751730119751
- Yu-Hua Fang, M.D.San Juan Capistrano, CA 926751881647642
- Catherine McMillanSan Juan Capistrano, CA 926751114580222
- Thuytrang Nguyen, M.D.San Juan Capistrano, CA 926751861537656
- Deepa Oza, FNP-CSan Juan Capistrano, CA 926751336679323
- Audrey Rocco-Welch, MDSan Juan Capistrano, CA 926751770616716
Common questions
What is Eddy Yu, MD's NPI number?
Eddy Yu, MD's National Provider Identifier (NPI) is 1245212588, issued on Nov 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Eddy Yu, MD located?
The NPPES record lists a practice address at 31001 Rancho Viejo RD., San Juan Capistrano, CA, 92675. Phone: (949) 661-9611. Providers update this record themselves, so call before visiting.
How can I verify Eddy Yu, MD's license?
NPPES lists California license number A41763, 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 Eddy Yu, MD prescribe under Medicare Part D?
In 2024, Eddy Yu, MD had 679 Medicare Part D claims for 483 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Eddy Yu, MD's MIPS final score?
The 2023 MIPS final score is 76.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.