DR. HUNG T. NGUYEN (M.D.) – Anesthesiology Physician, NPI 1245211762
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. HUNG T. NGUYEN (M.D.)
North Tustin Avenue, Santa Ana, Orange County, California, 92705, United States
SANTA ANA, CA 927053807
Phone: (800) 883-7243
Fax: (714) 647-1245
Type: Mailing
9920, Talbert Avenue, Talbert, Fountain Valley, Orange County, California, 92708, United States
FOUNTAIN VALLEY, CA 927085153
Phone: (714) 378-7000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $108.
Total Amount is formed as General ($108) + Research ($0) + Ownership ($0) = $108.
Last reported payment date: 2023-10-04 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($108).
Total Amount
$108
General + Research + Ownership
Payments
1
Total payment records
General Amount
$108
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $108 |
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: 2004-04-21
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20040421000748 | I | Anesthesiology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 00142 | Anesthesia for lens surgery | 484 | 408 | $0 |
| 00140 | Anesthesia for other procedure on eye | 56 | 52 | $0 |
Insurance plans in this area (ZIP 92705)
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