LIDIA WIERSUM – Gerontology Nurse Practitioner, NPI 1558605071
Gerontology Nurse Practitioner
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
6,261 NURSE PRACTITIONER in WA
Provider Addresses for LIDIA WIERSUM
2445 270TH AVE SE
ISSAQUAH, WA 980297901
Phone: (262) 748-5588
Type: Mailing
19401 40th Ave W Ste 230
Lynnwood, WA 980365675
Phone: (425) 744-7153
Fax: (425) 744-7123
Type: Location
800 5th Ave Ste 600
Seattle, WA 981043186
Phone: (206) 317-1956
Fax: (206) 320-7195
Type: Location
747 Broadway # Wwa11B
Seattle, WA 981224379
Phone: (206) 320-3417
Fax: (206) 320-7195
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2013-03-07
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 |
|---|---|---|---|---|
| I20130307000299 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99496 | Transitional care management services for problem of high complexity | 72 | 66 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 64 | 64 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 60 | 59 | $0 |
| 99495 | Transitional care management services for problem of at least moderate complexity | 56 | 56 | $0 |
Insurance plans in this area (ZIP 98029)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MA | |
| Internal Medicine | VA | |
| Family Practice | GA | |
| Orthopedic Surgery | IL | |
| - | NC | |
| - | TX | |
| Internal Medicine | MA | |
| Family Practice | OR | |
| Nurse Practitioner | WA | |
| Internal Medicine | MA |
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