DR. MONTY BRIAN POLONSKY (M.D.) – Hematology & Oncology Physician, NPI 1205926565
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,531 HEMATOLOGY/ONCOLOGY in CA
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Provider Addresses for DR. MONTY BRIAN POLONSKY (M.D.)
622, Duarte Road, West Arcadia, Arcadia, Los Angeles County, California, 91007, United States
SUITE 202
ARCADIA, CA 910077606
Phone: (626) 446-4461
Fax: (626) 445-0647
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 291 Open Payments records for all available years, with a total value of $7,620.
Total Amount is formed as General ($7,620) + Research ($0) + Ownership ($0) = $7,620.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($1,281).
Total Amount
$7,620
General + Research + Ownership
Payments
291
Total payment records
General Amount
$7,620
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $1,281 |
| Janssen Biotech, Inc. | $776 |
| Incyte Corporation | $715 |
| AstraZeneca Pharmaceuticals LP | $492 |
| Celgene Corporation | $246 |
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: 2005-07-06
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 |
|---|---|---|---|---|
| I20050706001061 | I | Hematology/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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 170 | 96 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 86 | 11 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 75 | 17 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 23 | 18 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 91007)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | CA | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 75 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Hematology, Medical Oncology, Internal Medicine | CA | |
| Medical Oncology | CA |
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