Ralph C. Hernandez, MD
Family Medicine Physician · San Diego, CA
Ralph C. Hernandez, MD is a family medicine physician with a practice address in San Diego, California, and NPI 1285782151, issued on Jan 8, 2007. Check the license (California C42207, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ralph C. Hernandez
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- C42207 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2937 Beyer Blvd, San Diego, CA 92154
- Phone
- (619) 423-0343
- Enumerated
- Jan 8, 2007
- Record last updated
- Jun 23, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (619) 423-0340
- Medicare enrollment
- Enrolled (PECOS I20090722000222); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 2937 Beyer Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Croughan, M.D.Family Medicine Physician1043323629
- Victoria Lebron, N.P.Family Medicine Physician1477764462
Verify Ralph C. Hernandez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C42207Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family medicine physician in 2024
7,314 Medicare Part D claims for 392 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Atorvastatin Calcium578 claims
- Gabapentin411 claims
- Amlodipine Besylate373 claims
- Losartan Potassium321 claims
- Metformin Hcl312 claims
- Alendronate Sodium248 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
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.Chula Vista, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ralph C. Hernandez among 17,133 family medicine physician records in California
Ralph C. Hernandez, MD 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1979 · median 2005 among the 10,652 with a school on file
- Record last updated2009 · 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).
780 family medicine physician records list a practice address in San Diego
They are 780 of the 52,937 NPPES records with a practice address in San Diego, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Diego → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jessica Adeleke, D.O.San Diego, CA 921541306145743
- Anne Chmilewski, M.D.San Diego, CA 921541922445485
- Hyun Chun, MDSan Diego, CA 921541083118988
- Stephen Croughan, M.D.San Diego, CA 921541043323629
- Erica Goyal, M.D.San Diego, CA 921541144453804
- Victoria Lebron, N.P.San Diego, CA 921541477764462
- Michael Maine, D.O.San Diego, CA 921541659351203
- Arturo Ortuno, M.D.San Diego, CA 921541417272055
Common questions
What is Ralph C. Hernandez, MD's NPI number?
Ralph C. Hernandez, MD's National Provider Identifier (NPI) is 1285782151, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ralph C. Hernandez, MD located?
The NPPES record lists a practice address at 2937 Beyer Blvd, San Diego, CA, 92154. Phone: (619) 423-0343. Providers update this record themselves, so call before visiting.
How can I verify Ralph C. Hernandez, MD's license?
NPPES lists California license number C42207, 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 Ralph C. Hernandez, MD prescribe under Medicare Part D?
In 2024, Ralph C. Hernandez, MD had 7,314 Medicare Part D claims for 392 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.