SUSAN MARGARET HALBACH (MD) – Pediatric Nephrology Physician, NPI 1225148539
Pediatric Nephrology Physician
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Profile Insights
NPPES metrics only — not quality of care.
648 PEDIATRIC MEDICINE in WA
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Provider Addresses for SUSAN MARGARET HALBACH (MD)
Seattle Children's Hospital, 4800, Sand Point Way Northeast, Laurelhurst, Seattle, King County, Washington, 98105, United States
A-7932
SEATTLE, WA 981053901
Phone: (206) 987-2524
Type: Mailing
University of Washington Medical Center - Montlake, 1959, Northeast Pacific Street, University District, Seattle, King County, Washington, 98195, United States
C-212, BOX 356340
SEATTLE, WA 981956340
Phone: (206) 543-0065
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: 2021-08-25
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 |
|---|---|---|---|---|
| I20101118001361 | I | Pediatric Nephrology | WA | TBD |
| I20210825000088 | I | Pediatric Nephrology | AK | 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 98105)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pediatric Medicine | WA | |
| - | WA | |
| Pediatric Medicine, Hematology/Oncology | CA | |
| - | WA | |
| Diagnostic Radiology, Pediatric Medicine | WA | |
| Nurse Practitioner | WA | |
| A N E S T H E S I O L O G Y | WA | |
| General Surgery, Thoracic Surgery, Surgical Oncology | WA | |
| - | WA | |
| - | WA |
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