NPPES file of Aug 9, 2026

James J. Chun, M.D.

Pediatric Adolescent Medicine Physician · San Diego, CA

James J. Chun, M.D. is a pediatric adolescent medicine physician with a practice address in San Diego, California, and NPI 1295706596, issued on Jan 27, 2006. Check the license on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295706596
Name
James J. Chun
Credential
M.D.
Primary taxonomy
Pediatric Adolescent Medicine Physician 2080A0000X
License number
151934 MA
Self-reported in NPPES; status is on the state search
Practice location
34800 Bob Wilson Dr, San Diego, CA 92134
Phone
(619) 532-6460
Enumerated
Jan 27, 2006
Record last updated
Jul 13, 2026
Fax
(619) 532-6299
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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8 nearest pediatric adolescent medicine physician records → All 280 in California → Look up another NPI →

Also registered at 34800 Bob Wilson Dr

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

  1. Jose Acosta, MDSurgical Critical Care Physician1861418618
  2. Nehkonti Adams, M.D.Infectious Disease Physician1194985705
  3. Maryam Adebayo, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1346799269
  4. Caleb Adkins, DOGeneral Practice Physician1689430860
  5. Kyle Adkins, PHARMDPharmacist1477740884
  6. Phillip Adriano, M.D.Emergency Medicine Physician1568576585

Verify James J. Chun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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
Open the California license search

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James J. Chun among 280 pediatric adolescent medicine physician records in California

James J. Chun, M.D. is one of 280 pediatric adolescent medicine physician records with a practice address in California. 42% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 37% newer
  • In a Medicare fileNo · 42% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2026 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080A0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Adolescent Medicine Physician providers in California

There are 280 pediatric adolescent medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 280 in California → Every provider in San Diego → Pediatric Adolescent Medicine Physician nationwide →

The 8 pediatric adolescent medicine physician records with the nearest ZIP codes

  1. James Coullahan, MDSan Diego, CA 921341265401186
  2. Suzanne Mills, M.D.San Diego, CA 921301366478398
  3. Karen Wilson, M.D.San Diego, CA 921301851390025
  4. Angela Barney, MDSan Diego, CA 921231477948115
  5. Gayathri Chelvakumar, M.D.San Diego, CA 921231447473848
  6. David Inwards-Breland, M.D., M.P.HSan Diego, CA 921231043256738
  7. Maya Kumar, M.D.San Diego, CA 921231184066367
  8. Jordan RamsierSan Diego, CA 921231184590150

Common questions

What is James J. Chun, M.D.'s NPI number?

James J. Chun, M.D.'s National Provider Identifier (NPI) is 1295706596, issued on Jan 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James J. Chun, M.D. located?

The NPPES record lists a practice address at 34800 Bob Wilson Dr, San Diego, CA, 92134. Phone: (619) 532-6460. Providers update this record themselves, so call before visiting.

How can I verify James J. Chun, M.D.'s license?

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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.