Ernesto Medina, M.D.
Family Medicine Physician · Santa Ana, CA
Ernesto Medina, M.D. is a family medicine physician with a practice address in Santa Ana, California, and NPI 1578880498, issued on May 3, 2010. Check the license (California A121251, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ernesto Medina
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A121251 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
- May 3, 2010
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130301000442); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 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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Verify Ernesto Medina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A121251Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average family medicine physician in 2024
2,558 Medicare Part D claims for 533 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 55 claims were for opioids.
Most prescribed
- Atorvastatin Calcium174 claims
- Amlodipine Besylate137 claims
- Lisinopril129 claims
- Rosuvastatin Calcium121 claims
- Metformin Hcl98 claims
- Meloxicam95 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 GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernesto Medina among 17,133 family medicine physician records in California
Ernesto Medina, 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 2010, is newer than 60% of them.
- NPI issued2010 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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
- Sura Ark, M.D.Santa Ana, CA 927041285696021
- Rama Bathala-Patel, MDSanta Ana, CA 927041992853774
- Gerardo Canchola, M.D.Santa Ana, CA 927041639185879
- George Fields, DOSanta Ana, CA 927041457387482
- Jorge Galdamez, M.D.Santa Ana, CA 927041710900998
- Sasithorn Jitpakdee, M.D.Santa Ana, CA 927041699871467
- Susan Keisner, MDSanta Ana, CA 927041417954793
- Jorge Lopez, M.D.Santa Ana, CA 927041881705556
Common questions
What is Ernesto Medina, M.D.'s NPI number?
Ernesto Medina, M.D.'s National Provider Identifier (NPI) is 1578880498, issued on May 3, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Ernesto Medina, M.D. 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 Ernesto Medina, M.D.'s license?
NPPES lists California license number A121251, 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 Ernesto Medina, M.D. prescribe under Medicare Part D?
In 2024, Ernesto Medina, M.D. had 2,558 Medicare Part D claims for 533 beneficiaries; 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.