NPPES file of Aug 9, 2026

Michael E. Chambers, M.D.

Internal Medicine Physician · Chula Vista, CA

Michael E. Chambers, M.D. is an internal medicine physician with a practice address in Chula Vista, California, and NPI 1740298843, issued on Aug 4, 2006. Check the license (California G54384, 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
1740298843
Name
Michael E. Chambers
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G54384 CA
Self-reported in NPPES; status is on the state search
Practice location
525 3RD Ave, Chula Vista, CA 91910
Phone
(858) 499-2600
Enumerated
Aug 4, 2006
Record last updated
Jun 14, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(619) 585-4390
Medicaid ID
00G543840 CA
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 internal medicine physician records → All 17,696 in California → Look up another NPI →

Also registered at 525 3RD Ave

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

  1. Brian Anderson, M.D.Rheumatology Physician1740298074
  2. Richard Campbell, M.D.Family Medicine Physician1497764393
  3. George Colson, M.D.Occupational Medicine Physician1023028503
  4. Arthur Corpus, P.A.Physician Assistant1366451627
  5. Moreno David, P.A.Physician Assistant1588673842
  6. Rudolph-Bear Gamboa, M.D.Sports Medicine (Family Medicine) Physician1902847932

Verify Michael E. Chambers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G54384    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.

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Michael E. Chambers among 17,696 internal medicine physician records in California

Michael E. Chambers, 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2013 · 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).

81 internal medicine physician records list a practice address in Chula Vista

They are 81 of the 5,329 NPPES records with a practice address in Chula Vista, and 17,696 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 17,696 in California → Every provider in Chula Vista → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Andres BustamanteChula Vista, CA 919101720199227
  2. Rocio Flores, MDChula Vista, CA 919101881607067
  3. Hector Heredia-Martinez, M.D.Chula Vista, CA 919101699882365
  4. Alejandro Hinojosa-Valencia, MDChula Vista, CA 919101083701411
  5. Tom-Oliver Klein, MDChula Vista, CA 919101235161787
  6. Perry Montoya, M.DChula Vista, CA 919101003826256
  7. Taikeun Park, MDChula Vista, CA 919101831175918
  8. Jose Pena, MDChula Vista, CA 919101437170008

Common questions

What is Michael E. Chambers, M.D.'s NPI number?

Michael E. Chambers, M.D.'s National Provider Identifier (NPI) is 1740298843, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael E. Chambers, M.D. located?

The NPPES record lists a practice address at 525 3RD Ave, Chula Vista, CA, 91910. Phone: (858) 499-2600. Providers update this record themselves, so call before visiting.

How can I verify Michael E. Chambers, M.D.'s license?

NPPES lists California license number G54384, 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.

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.