DR. WILLIAM COLLIN SCHENK (MD) – Family Medicine Physician, NPI 1992053011
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
58 ADDICTION MEDICINE in WA
Provider Addresses for DR. WILLIAM COLLIN SCHENK (MD)
5214 RAINIER AVE S APT 203
SEATTLE, WA 981186152
Phone: (615) 804-1307
Type: Mailing
1401 MADISON ST
SUITE 100
SEATTLE, WA 981041316
Phone: (206) 386-6054
Type: Location
515 MINOR AVE STE 170
SEATTLE, WA 981042133
Phone: (206) 320-4476
Type: Mailing
PO BOX 25608
SALT LAKE CITY, UT 841250608
Phone: (206) 320-4476
Type: Mailing
1801 NW MARKET ST STE 207
SEATTLE, WA 981073909
Phone: (206) 320-7288
Fax: (206) 320-7289
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: 2020-11-19
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 |
|---|---|---|---|---|
| I20201116001269 | I | Family Practice | WA | TBD |
| I20201119000938 | I | Family Practice | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 30 | 15 | $0 |
Insurance plans in this area (ZIP 98118)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| General Surgery | WA | |
| Orthopedic Surgery | WA | |
| P S Y C H I A T R Y | WA | |
| Hospitalist, Hospice/Palliative Care, Internal Medicine | WA | |
| Hospitalist, Hospice/Palliative Care | WA | |
| Physician Assistant | WA | |
| N E U R O L O G Y | WA | |
| N E U R O L O G Y | WA | |
| Hospitalist, Hospice/Palliative Care, Internal Medicine | ND |
Reviews
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