AMIR ALI RAHNEMAI AZAR (M.D.) – Surgical Oncology Physician, NPI 1023339496
Surgical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
324 SURGICAL ONCOLOGY in CA
Provider Addresses for AMIR ALI RAHNEMAI AZAR (M.D.)
PO BOX 123
PASADENA, CA 911020123
Phone: (310) 571-5430
Type: Location
3326 UNIVERSITY AVE
MADISON, WI 537052152
Phone:
Type: Mailing
400 N PEPPER AVE STE 308
COLTON, CA 923241801
Phone: (909) 580-3353
Fax: (909) 580-1363
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 99 Open Payments records for all available years, with a total value of $19,348.
Total Amount is formed as General ($19,348) + Research ($0) + Ownership ($0) = $19,348.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($17,178).
Total Amount
$19,348
General + Research + Ownership
Payments
99
Total payment records
General Amount
$19,348
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $17,178 |
| Ethicon US, LLC | $188 |
| Abbott Laboratories | $188 |
| Aveo Pharmaceuticals, Inc. | $174 |
| Janssen Biotech, Inc. | $131 |
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: 2020-02-11
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 |
|---|---|---|---|---|
| I20200211000371 | I | Surgical Oncology | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 118 | 23 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 15 | 14 | $0 |
Insurance plans in this area (ZIP 91102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| Thoracic Surgery, General Surgery | CA | |
| Vascular Surgery | CA | |
| General Surgery, Vascular Surgery | CA | |
| Vascular Surgery, General Surgery | CA | |
| - | CA | |
| General Surgery, Vascular Surgery | CA | |
| Thoracic Surgery | CA | |
| N E U R O S U R G E R Y | CA | |
| Surgical Oncology, General Surgery | CA |
Reviews
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