LEE ANN CHAMBERLAIN (FNP) – Family Nurse Practitioner, NPI 1336524941
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,379 NURSE PRACTITIONER in OR
Provider Addresses for LEE ANN CHAMBERLAIN (FNP)
444 NW ELKS DR
CORVALLIS, OR 973303745
Phone: (541) 754-1150
Type: Mailing
2001 NW MONROE AVE
CORVALLIS, OR 973305508
Phone: (541) 754-1369
Type: Location
PO BOX 4228
PORTLAND, OR 972084228
Phone: (541) 383-3005
Fax: (541) 383-1883
Type: Mailing
1250 SW VETERANS WAY STE 120
REDMOND, OR 977562588
Phone: (541) 383-3005
Fax: (541) 383-1883
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $9.
Total Amount is formed as General ($9) + Research ($0) + Ownership ($0) = $9.
Last reported payment date: 2024-04-23 • Largest payer in this snapshot: Organon LLC ($9).
Total Amount
$9
General + Research + Ownership
Payments
1
Total payment records
General Amount
$9
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Organon LLC | $9 |
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: 2015-09-23
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 |
|---|---|---|---|---|
| I20150923002654 | I | Nurse Practitioner | 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 | 47 | 46 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 38 | 38 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 28 | 28 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 26 | 25 | $0 |
| 81003 | Automated urinalysis test | 21 | 21 | $0 |
Insurance plans in this area (ZIP 97330)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | OR | |
| - | OR | |
| Nurse Practitioner | OR | |
| Physician Assistant | OR | |
| Internal Medicine | OR | |
| - | OR | |
| Nurse Practitioner | OR | |
| Clinical Social Worker | OR | |
| Nurse Practitioner | WA | |
| Family Practice | OR |
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