Jaime Oscar Cortes, MD
Family Medicine Physician · Oakland, CA
Jaime Oscar Cortes, MD is a family medicine physician with a practice address in Oakland, California, and NPI 1265587778, issued on Jan 24, 2007. Check the license (California A063927, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jaime Oscar Cortes
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A063927 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2700 International Blvd Ste 35, Oakland, CA 94601
- Phone
- (510) 532-1070
- Enumerated
- Jan 24, 2007
- Record last updated
- Aug 7, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 00A639270 CA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Jaime Oscar Cortes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A063927Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
18 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Jaime Oscar Cortes among 17,133 family medicine physician records in California
Jaime Oscar Cortes, 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 fileNo · 62% of these records are
- Record last updated2014 · 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).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Oakland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Bayard, MDOakland, CA 946011922101237
- Barbara Benzwi, MDOakland, CA 946011063512317
- Asano Fertig, MDOakland, CA 946011013017268
- Christine Fratino, DOOakland, CA 946011841398542
- Thomas Halligan, MDOakland, CA 946011457454761
- Irene Kelly, MDOakland, CA 946011386747509
- Jill LeggOakland, CA 946011881771624
- James Liang, D.O.Oakland, CA 946011780618322
Common questions
What is Jaime Oscar Cortes, MD's NPI number?
Jaime Oscar Cortes, MD's National Provider Identifier (NPI) is 1265587778, issued on Jan 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jaime Oscar Cortes, MD located?
The NPPES record lists a practice address at 2700 International Blvd Ste 35, Oakland, CA, 94601. Phone: (510) 532-1070. Providers update this record themselves, so call before visiting.
How can I verify Jaime Oscar Cortes, MD's license?
NPPES lists California license number A063927, 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 Jaime Oscar Cortes, MD prescribe under Medicare Part D?
In 2024, Jaime Oscar Cortes, MD had 18 Medicare Part D claims; 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.