Ernesto Cortez, D.O.
Family Medicine Physician · Bellflower, CA
Ernesto Cortez, D.O. is a family medicine physician with a practice address in Bellflower, California, and NPI 1164436408, issued on Jul 29, 2006. Check the license (California 6055, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ernesto Cortez
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 6055 CA
20A6055 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10251 Artesia Blvd, Bellflower, CA 90706
- Phone
- (562) 867-8681
- Enumerated
- Jul 29, 2006
- Record last updated
- Jun 2, 2026
- Fax
- (562) 925-2721
- Medicaid ID
- 00AX60550 CA
- Medicare enrollment
- Enrolled (PECOS I20110223000138); 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 10251 Artesia Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Deborah Jordan-Reed, N.P.Obstetrics & Gynecology Nurse Practitioner1548276785
- Eric Kaplan, M.D.Obstetrics & Gynecology Physician1891701033
- Stephen Kato, M.D.Pediatrics Physician1144236399
- Gisselle Lara, FNPFamily Nurse Practitioner1417656992
- Angelyn Moultrie-Lizana, D.O.Family Medicine Physician1295749547
- Sanat Patel, M.D.Internal Medicine Physician1336155597
Verify Ernesto Cortez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 6055Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% more Medicare Part D claims than the average family medicine physician in 2024
6,815 Medicare Part D claims for 677 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 53 claims were for opioids.
Most prescribed
- Atorvastatin Calcium476 claims
- Metformin Hcl384 claims
- Lisinopril294 claims
- Losartan Potassium234 claims
- Amlodipine Besylate226 claims
- Levothyroxine Sodium217 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): 76.3 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
- Pih Health PhysiciansDowney, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernesto Cortez among 17,133 family medicine physician records in California
Ernesto Cortez, D.O. 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
- Graduated1989 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 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).
62 family medicine physician records list a practice address in Bellflower
They are 62 of the 1,468 NPPES records with a practice address in Bellflower, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Bellflower → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Grigor Matentsian, MDBellflower, CA 907061255402152
- Nataly Mogilevsky, DOBellflower, CA 907061114952777
- Angelyn Moultrie-Lizana, D.O.Bellflower, CA 907061295749547
- Alexander Moy, M.D.Bellflower, CA 907061811078330
- Virgilio Panganiban, M.D.Bellflower, CA 907061114900610
- Augusto Rodriguez, M.D.Bellflower, CA 907061013924802
- Kevin Rossi, MDBellflower, CA 907061720159767
- Joseph Shapiro, MDBellflower, CA 907061699846675
Common questions
What is Ernesto Cortez, D.O.'s NPI number?
Ernesto Cortez, D.O.'s National Provider Identifier (NPI) is 1164436408, issued on Jul 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ernesto Cortez, D.O. located?
The NPPES record lists a practice address at 10251 Artesia Blvd, Bellflower, CA, 90706. Phone: (562) 867-8681. Providers update this record themselves, so call before visiting.
How can I verify Ernesto Cortez, D.O.'s license?
NPPES lists California license number 6055, 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 Cortez, D.O. prescribe under Medicare Part D?
In 2024, Ernesto Cortez, D.O. had 6,815 Medicare Part D claims for 677 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Ernesto Cortez, D.O.'s MIPS final score?
The 2023 MIPS final score is 76.3 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.