HOSSEIN ALIMADADIAN (M.D.) – Cardiovascular Disease Physician, NPI 1285664029
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
511 INTERVENTIONAL CARDIOLOGY in CA
Provider Addresses for HOSSEIN ALIMADADIAN (M.D.)
4050 Barranca Pkwy Ste 110
Irvine, CA 926041725
Phone: (949) 262-9600
Fax: (949) 552-2759
Type: Location
1140, West La Veta Avenue, Orange, Orange County, California, 92868, United States
SUITE # 640
ORANGE, CA 928684228
Phone: (714) 564-3300
Fax: (714) 564-3318
Type: Mailing
640, West La Veta Avenue, Orange, Orange County, California, 92868, United States
ORANGE, CA 928684228
Phone: (714) 564-3300
Fax: (714) 564-3318
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 102 Open Payments records for all available years, with a total value of $1,624.
Total Amount is formed as General ($1,624) + Research ($0) + Ownership ($0) = $1,624.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Boehringer Ingelheim Pharmaceuticals, Inc. ($308).
Total Amount
$1,624
General + Research + Ownership
Payments
102
Total payment records
General Amount
$1,624
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2004-01-13
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 |
|---|---|---|---|---|
| I20040113000585 | I | Interventional Cardiology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 587 | 316 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 415 | 320 | $0 |
| 93325 | Ultrasound of heart with color-depicted blood flow, rate and valve function | 162 | 161 | $0 |
| 93320 | Ultrasound of heart blood flow, valves and chambers | 162 | 161 | $0 |
| 93351 | Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | 162 | 161 | $0 |
Insurance plans in this area (ZIP 92604)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL CARDIOLOGY | CA | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 12 | 12 |
| INTERVENTIONAL CARDIOLOGY | CA | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 19 | 17 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CA | |
| Cardiovascular Disease (Cardiology), Cardiac Electrophysiology | CA | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CA | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CA | |
| Interventional Cardiology | CA | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | CA | |
| Cardiac Electrophysiology | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CA | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CA |
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