DR. JOHN NGUYEN (M.D.) – Cardiovascular Disease Physician, NPI 1831125319
Cardiovascular Disease Physician
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Profile Insights
NPPES metrics only — not quality of care.
13,297 INTERNAL MEDICINE in TX
Provider Addresses for DR. JOHN NGUYEN (M.D.)
24510 NORTHWEST FWY STE 380
CYPRESS, TX 774292384
Phone: (832) 912-6777
Fax: (281) 664-2424
Type: Mailing
Northwest Freeway, Cypress, Harris County, Texas, 77429, United States
CYPRESS, TX 774295888
Phone: (832) 912-6777
Fax: (281) 664-2424
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 65 Open Payments records for all available years, with a total value of $2,659.
Total Amount is formed as General ($2,659) + Research ($0) + Ownership ($0) = $2,659.
Last reported payment date: 2024-12-14 • Largest payer in this snapshot: Penumbra, Inc. ($1,148).
Total Amount
$2,659
General + Research + Ownership
Payments
65
Total payment records
General Amount
$2,659
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Penumbra, Inc. | $1,148 |
| Boston Scientific Corporation | $398 |
| Novartis Pharmaceuticals Corporation | $147 |
| PFIZER INC. | $94 |
| Merck Sharp & Dohme LLC | $93 |
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: 2006-02-28
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 |
|---|---|---|---|---|
| I20060228000270 | I | Cardiovascular Disease (Cardiology) | TX | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 839 | 385 | $0 |
| J2785 | Injection, regadenoson, 0.1 mg | 656 | 163 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 434 | 340 | $0 |
| J7050 | Infusion, normal saline solution, 250 cc | 234 | 116 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 198 | 62 | $0 |
Insurance plans in this area (ZIP 77429)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | TX | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 153 | 153 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Internal Medicine | TX | |
| Interventional Cardiology | TX |
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