MRS. MELISSA JOHNSON RHYASEN (P.A.) – Medical Physician Assistant, NPI 1336411412
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,876 PHYSICIAN ASSISTANT in OR
Provider Addresses for MRS. MELISSA JOHNSON RHYASEN (P.A.)
349 SE 7th Ave
Hillsboro, OR 971234112
Phone: (503) 905-9006
Type: Location
1815 Hudson St
Longview, WA 986322913
Phone: (503) 905-9006
Type: Location
966 12th St SE Ste 130
Salem, OR 973022860
Phone: (503) 905-9006
Fax: (541) 210-8913
Type: Location
16500 SE 15TH ST
STE 100
VANCOUVER, WA 986839665
Phone: (360) 254-4402
Type: Mailing
PO BOX 2430
THE DALLES, OR 970588022
Phone: (503) 905-9006
Type: Mailing
123 C AVE
LAKE OSWEGO, OR 970342353
Phone: (503) 905-9006
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $153.
Total Amount is formed as General ($153) + Research ($0) + Ownership ($0) = $153.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Lilly USA, LLC ($134).
Total Amount
$153
General + Research + Ownership
Payments
3
Total payment records
General Amount
$153
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $134 |
| ABBVIE INC. | $19 |
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: 2024-08-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20240829000005 | I | Physician Assistant | OR | TBD |
| I20240829000006 | I | Physician Assistant | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 97123)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | CA | |
| Physician Assistant | OR | |
| Nurse Practitioner | WA | |
| Physician Assistant | OR | |
| D E R M A T O L O G Y | FL | |
| D E R M A T O L O G Y | WA | |
| Nurse Practitioner | WA | |
| General Practice, Radiation Oncology, General Practice | CA | |
| Nurse Practitioner | WA | |
| Physician Assistant | OR |
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