Joseph George Cerjan, M.D.
Family Medicine Physician · Borrego Springs, CA
Joseph George Cerjan, M.D. is a family medicine physician with a practice address in Borrego Springs, California, and NPI 1447280607, issued on Jul 4, 2006. Check the license (California A45529, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joseph George Cerjan
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A45529 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4343 Yaqui Pass Road, Borrego Springs, CA 92004
- Phone
- (607) 675-0517
- Enumerated
- Jul 4, 2006
- Record last updated
- Oct 3, 2024
- Medicare enrollment
- Enrolled (PECOS I20110104000965); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4343 Yaqui Pass Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph George Cerjan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A45529Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average family medicine physician in 2024
1,615 Medicare Part D claims for 260 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 18 claims were for opioids.
Most prescribed
- Lisinopril119 claims
- Atorvastatin Calcium98 claims
- Amlodipine Besylate76 claims
- Levothyroxine Sodium67 claims
- Metformin Hcl61 claims
- Losartan Potassium54 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 2 group practices
- Borrego Community Health FoundationBorrego Springs, CA
- Dap Health IncEscondido, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph George Cerjan among 17,133 family medicine physician records in California
Joseph George Cerjan, 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1988 · median 2005 among the 10,652 with a school on file
- 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).
2 family medicine physician records list a practice address in Borrego Springs
They are 2 of the 13 NPPES records with a practice address in Borrego Springs, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Borrego Springs → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Huot, M.D.Borrego Springs, CA 920041033122296
- Flora Malit, M.D.Cardiff, CA 920071508106519
- Martin Schulman, M.D.Cardiff By The Sea, CA 920071639231756
- Mahyar Ajir, D.O.Carlsbad, CA 920081518999218
- Theresa Bartolome, MDCarlsbad, CA 920081184638223
- Christopher Bengs, M.DCarlsbad, CA 920081831103381
- Anthony Chong, MDCarlsbad, CA 920081790709939
- Elaheh Etedali, D.O.Carlsbad, CA 920081972535581
Common questions
What is Joseph George Cerjan, M.D.'s NPI number?
Joseph George Cerjan, M.D.'s National Provider Identifier (NPI) is 1447280607, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph George Cerjan, M.D. located?
The NPPES record lists a practice address at 4343 Yaqui Pass Road, Borrego Springs, CA, 92004. Phone: (607) 675-0517. Providers update this record themselves, so call before visiting.
How can I verify Joseph George Cerjan, M.D.'s license?
NPPES lists California license number A45529, 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 Joseph George Cerjan, M.D. prescribe under Medicare Part D?
In 2024, Joseph George Cerjan, M.D. had 1,615 Medicare Part D claims for 260 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.