Internal Medicine
JOHN DUONG M.D.
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1356364889 · enumerated 2006-07-25 · record updated 2026-01-18. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 4540 E 7TH ST, LONG BEACH, CA, 90804-4327 (562) 344-1150 Fax (562) 344-1155 Google Maps Apple Maps OpenStreetMap
- Mailing address PO BOX 35380, LAS VEGAS, NV, 89133-5380 (702) 579-3203 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine 207R00000X · Primary · License A66685 CA
In this directory
Locations and evidence
-
Practice location
LONG BEACH, CA, 908044327
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.