DR. CHANUDI WEERASINGHE (M.D.) – Hematology (Internal Medicine) Physician, NPI 1124469093
Hematology (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
381 HEMATOLOGY in NY
Provider Addresses for DR. CHANUDI WEERASINGHE (M.D.)
475 Seaview Ave
Staten Island, NY 103053436
Phone: (718) 226-9000
Type: Location
475 SEAVIEW AVE
STATEN ISLAND, NY 103053436
Phone: (718) 226-9000
Type: Location
1115 SE 164TH AVE DEPT 358
VANCOUVER, WA 986838004
Phone: (360) 729-1462
Fax: (360) 729-3104
Type: Mailing
PEACEHEALTH
3301 SQUALICUM PARKWAY
BELLINGHAM, WA 982251919
Phone: (360) 788-8222
Fax: (360) 788-7759
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $104.
Total Amount is formed as General ($104) + Research ($0) + Ownership ($0) = $104.
Last reported payment date: 2024-11-06 • Largest payer in this snapshot: Janssen Biotech, Inc. ($47).
Total Amount
$104
General + Research + Ownership
Payments
5
Total payment records
General Amount
$104
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-06
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: 2019-09-24
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 |
|---|---|---|---|---|
| I20190924002991 | I | Hematology | WA | 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 | 870 | 384 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 87 | 51 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 48 | 48 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $0 |
Insurance plans in this area (ZIP 10305)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | WA | |
| P O D I A T R Y | WA | |
| Gynecological Oncology | WA | |
| - | FL | |
| Geriatric Medicine, Family Practice | WA | |
| Nurse Practitioner | WA | |
| Internal Medicine, Cardiovascular Disease (Cardiology), Nuclear Medicine | MA | |
| - | TX | |
| Physician Assistant | OR | |
| Nurse Practitioner | NY |
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