Jose M. Diaz, M.D
Pediatrics Physician · Downey, CA
Jose M. Diaz, M.D is a pediatrics physician with a practice address in Downey, California, and NPI 1427078781, issued on Jul 20, 2006. Check the license (California A76805, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jose M. Diaz
- Credential
- M.D
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A76805 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8016 2ND St, Downey, CA 90241
- Phone
- (562) 862-7744
- Enumerated
- Jul 20, 2006
- Record last updated
- Oct 25, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (562) 407-2082
- Medicare enrollment
- Enrolled (PECOS I20040318001739); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Verify Jose M. Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A76805Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35.8 times the Medicare Part D claims of the average pediatrics physician in 2024
13,420 Medicare Part D claims for 420 beneficiaries, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 449 claims were for opioids.
Most prescribed
- Losartan Potassium529 claims
- Atorvastatin Calcium528 claims
- Metformin Hcl476 claims
- Omeprazole420 claims
- Linzess284 claims
- Gabapentin265 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.
Industry payments in 2024: $610.34
28 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sin Fronteras Health And Wellness Center Inc A Professional CorporatLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jose M. Diaz among 9,272 pediatrics physician records in California
Jose M. Diaz, M.D is one of 9,272 pediatrics physician records with a practice address in California. 31% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated1990 · median 2012 among the 754 with a school on file
- Record last updated2016 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Downey → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- David Aguilar, M.D.Downey, CA 902411730291287
- Seema Latif, M.D.Downey, CA 902411942215686
- Rita Roy, M.D.Downey, CA 902411306900832
- Ferdinand Shamiyeh, M.D.Downey, CA 902411104183961
- John Thanasukarn, M.D.Downey, CA 902411144674003
- Bala Venugopal, M.D.Downey, CA 902411952352734
- Ran Zhu, M.D.Downey, CA 902411790044691
- Jocelyn Zuniga, M.D.Downey, CA 902411386682623
Common questions
What is Jose M. Diaz, M.D's NPI number?
Jose M. Diaz, M.D's National Provider Identifier (NPI) is 1427078781, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jose M. Diaz, M.D located?
The NPPES record lists a practice address at 8016 2ND St, Downey, CA, 90241. Phone: (562) 862-7744. Providers update this record themselves, so call before visiting.
How can I verify Jose M. Diaz, M.D's license?
NPPES lists California license number A76805, 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 Jose M. Diaz, M.D prescribe under Medicare Part D?
In 2024, Jose M. Diaz, M.D had 13,420 Medicare Part D claims for 420 beneficiaries; the average among pediatrics physician prescribers was 375. 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.