TRUONGSON HUU NGUYEN (D.O.) – Family Medicine Physician, NPI 1629517792
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,237 FAMILY PRACTICE in CA
Provider Addresses for TRUONGSON HUU NGUYEN (D.O.)
2025 E ROUTE 66
GLENDORA, CA 917404670
Phone: (626) 335-4610
Type: Mailing
6417 HAVEN AVE STE 110
RANCHO CUCAMONGA, CA 917373804
Phone: (909) 941-2273
Type: Mailing
120 W Hellman Ave
Monterey Park, CA 917541209
Phone: (626) 282-0261
Type: Location
30, North 4th Street, Lebanon, Lebanon County, Pennsylvania, 17046, United States
LEBANON, PA 170465606
Phone: (717) 270-1949
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2020-10-30
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20201030001190 | I | Family Practice | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 91740)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA | |
| Family Practice | CA | |
| Emergency Medicine | CA | |
| Family Practice | CA | |
| Family Practice | CA | |
| Emergency Medicine | CA |
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