NPPES file of Aug 9, 2026

Eric Chung-Ren Pan, M.D.

Internal Medicine Physician · San Diego, CA

Eric Chung-Ren Pan, M.D. is an internal medicine physician with a practice address in San Diego, California, and NPI 1285820142, issued on Sep 24, 2007. Check the license (California A101498, as entered in NPPES) 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
1285820142
Name
Eric Chung-Ren Pan
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A101498 CA
Self-reported in NPPES; status is on the state search
Practice location
5955 Mira Mesa Blvd, San Diego, CA 92121
Phone
(858) 784-0500
Enumerated
Sep 24, 2007
Record last updated
Sep 24, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(858) 876-1529
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.
Download card Updates feed

Verify Eric Chung-Ren Pan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A101498
    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
Open 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Eric Chung-Ren Pan among 17,696 internal medicine physician records in California

Eric Chung-Ren Pan, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2007 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

961 internal medicine physician records list a practice address in San Diego

They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Steve Chen, MDSan Diego, CA 921211457385759
  2. Sandra Coufal, M.D.San Diego, CA 921211629285408
  3. Charmaine Gutjahr, MDSan Diego, CA 921211396949665
  4. Neil Hirschenbein, M.D.,PHDSan Diego, CA 921211457570889
  5. Anil Keswani, MDSan Diego, CA 921211952320301
  6. Tadd Lazarus, M.D.San Diego, CA 921211801919832
  7. Robert Morehead, MDSan Diego, CA 921211801069513
  8. Mary Pikus, M.D.San Diego, CA 921211548370596

Common questions

What is Eric Chung-Ren Pan, M.D.'s NPI number?

Eric Chung-Ren Pan, M.D.'s National Provider Identifier (NPI) is 1285820142, issued on Sep 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Eric Chung-Ren Pan, M.D. located?

The NPPES record lists a practice address at 5955 Mira Mesa Blvd, San Diego, CA, 92121. Phone: (858) 784-0500. Providers update this record themselves, so call before visiting.

How can I verify Eric Chung-Ren Pan, M.D.'s license?

NPPES lists California license number A101498, 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.

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.

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.