DR. ROBERT J. ROOKSTOOL (MD) – Emergency Medicine Physician, NPI 1154397818
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,206 EMERGENCY MEDICINE in WA
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Provider Addresses for DR. ROBERT J. ROOKSTOOL (MD)
4940 BAYVIEW RD
LANGLEY, WA 982609778
Phone: (360) 221-0223
Type: Mailing
Island Hospital, 1211, 24th Street, Anacortes, Skagit County, Washington, 98221, United States
ISLAND HOSPITAL
ANACORTES, WA 982214927
Phone: (360) 299-1311
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: 2004-09-28
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 |
|---|---|---|---|---|
| I20040928000286 | I | Emergency Medicine | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 18 | 18 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 12 | 12 | $0 |
Insurance plans in this area (ZIP 98260)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | WA | |
| - | WA | |
| Clinical Social Worker | WA | |
| Diagnostic Radiology, Interventional Radiology | WA | |
| Diagnostic Radiology | AK | |
| Physician Assistant | TN | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | CO | |
| Nurse Practitioner | WA | |
| Certified Nurse Midwife (Cnm) | WA |
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