MR. MAGHA SIRIMEVAN DISSANAYAKE (MD) – Internal Medicine Physician, NPI 1578545182
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,474 INTERNAL MEDICINE in OR
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Provider Addresses for MR. MAGHA SIRIMEVAN DISSANAYAKE (MD)
PeaceHealth, 1115, Southeast 164th Avenue, Vancouver, Clark County, Washington, 98683, United States
DEPT. 358
VANCOUVER, WA 986839324
Phone: (541) 222-8600
Fax: (541) 222-8654
Type: Mailing
3299, Hilyard Street, College Hill, Eugene, Lane County, Oregon, 97405, United States
EUGENE, OR 974053721
Phone: (541) 222-8600
Fax: (541) 222-8654
Type: Location
147 S 52ND PL
SPRINGFIELD, OR 974786210
Phone: (541) 746-1166
Fax: (541) 393-1607
Type: Location
3299 Hilyard St
Eugene, OR 974053721
Phone: (541) 222-8600
Fax: (541) 222-8654
Type: Location
PO BOX 1517
PENDLETON, OR 978010410
Phone: (877) 708-1119
Fax: (541) 278-8349
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 104 Open Payments records for all available years, with a total value of $2,024.
Total Amount is formed as General ($2,024) + Research ($0) + Ownership ($0) = $2,024.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: PFIZER INC. ($418).
Total Amount
$2,024
General + Research + Ownership
Payments
104
Total payment records
General Amount
$2,024
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
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: 2005-09-27
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 |
|---|---|---|---|---|
| I20050927001524 | I | Internal Medicine | OR | 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 | 280 | 153 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 65 | 56 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 55 | 42 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 52 | 52 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 42 | 42 | $0 |
Insurance plans in this area (ZIP 98683)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | OR | 90670 | Pneumococcal vaccine for injection into muscle | 20 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | OR | |
| Nurse Practitioner | OR | |
| A L L E R G Y/ I M M U N O L O G Y | OR | |
| - | OR | |
| Family Practice | OR | |
| - | OR | |
| - | OR | |
| Physician Assistant | OR | |
| Family Practice | OR | |
| Nurse Practitioner | OR |
Reviews
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