Registry data as of Aug 27, 2026

Jonathan Diaz, MD, MPH

Student in an Organized Health Care Education/Training Program · Harbor City, CA

Jonathan Diaz, MD, MPH is a student in an organized health care education/training program with a practice address in Harbor City, California, and NPI 1962023275, issued on Apr 28, 2020. Check the license (California A185279, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1962023275
Name
Jonathan Diaz
Credential
MD, MPH
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
A185279 CA
Self-reported in NPPES; status is on the state search
Practice location
1403 Lomita Blvd Ste 102, Harbor City, CA 90710
Phone
(310) 602-2550
Enumerated
Apr 28, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1403 Lomita Blvd Ste 102

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ezequiel Andrade, MDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1689296576
  2. Josephine Aranda, PHARMDAmbulatory Care Pharmacist1487065033
  3. Monica Le, M.D.Adult Medicine Physician1124277934
  4. Lynnea MormFamily Medicine Physician1003278029
  5. Sa Heen Park, MDStudent in an Organized Health Care Education/Training Program1124821194
  6. Martha Rodas Maldonado, MDStudent in an Organized Health Care Education/Training Program1467193011

Verify Jonathan Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license A185279
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

99% more Medicare Part D claims than the average student in an organized health care education/training program in 2024

971 Medicare Part D claims for 145 beneficiaries, against an average of 488 among the 106,422 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Jonathan Diaz971
  2. Specialty average488

Most prescribed

  1. Atorvastatin Calcium83 claims
  2. Amlodipine Besylate56 claims
  3. Omeprazole53 claims
  4. Metformin Hcl52 claims
  5. Benazepril Hcl42 claims
  6. Gabapentin41 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.

61 student in an organized health care education/training program records list a Harbor City practice address

They are 61 of the 958 NPPES records with a Harbor City practice address, and 49,599 student in an organized health care education/training program records in California.

Other student in an organized health care education/training program records in California

  1. Sanad A'BasiFresno, CA1720915770
  2. Alexander Aabedi, MDSan Francisco, CA1245971480
  3. Andre AabediPomona, CA1891582102
  4. Natalie Aabodi, DMDPomona, CA1851085187
  5. Mati Aamed, PSY.D.Pacoima, CA1689285470
  6. Kjeld Aamodt, DDS, MSSan Francisco, CA1912250176
  7. Megan Aaronson, MD, MSCRLos Angeles, CA1386272102
  8. Manas AavulaPomona, CA1972496644
  9. Louisa AbadaOakland, CA1023502259
  10. Sharon AbadaSan Francisco, CA1003492844

Common questions

What is Jonathan Diaz, MD, MPH's NPI number?

Jonathan Diaz, MD, MPH's National Provider Identifier (NPI) is 1962023275, issued on Apr 28, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Diaz, MD, MPH located?

The NPPES record lists a practice address at 1403 Lomita Blvd Ste 102, Harbor City, CA, 90710. Phone: (310) 602-2550. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Diaz, MD, MPH's license?

NPPES lists California license number A185279, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jonathan Diaz, MD, MPH prescribe under Medicare Part D?

In 2024, Jonathan Diaz, MD, MPH had 971 Medicare Part D claims for 145 beneficiaries; the average among student in an organized health care education/training program prescribers was 488. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.