FREDERICK JOHNSON (MD) – Emergency Medicine Physician, NPI 1891780029
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
111 EMERGENCY MEDICINE in WY
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Provider Addresses for FREDERICK JOHNSON (MD)
505, South 336th Street, Federal Way, King County, Washington, 98003, United States
SUITE 600
FEDERAL WAY, WA 980036328
Phone: (253) 838-6180
Fax: (253) 838-6418
Type: Mailing
Memorial Hospital of Sweetwater County, 1200, College Drive, Blairtown, Rock Springs, Sweetwater County, Wyoming, 82901, United States
ROCK SPRINGS, WY 829015868
Phone: (307) 352-8350
Fax: (307) 352-8178
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: 2008-11-17
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 |
|---|---|---|---|---|
| I20081117000281 | I | Emergency Medicine | AZ | 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 98003)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | NV | |
| Emergency Medicine, Undersea And Hyperbaric Medicine | AZ | |
| - | AZ | |
| Emergency Medicine | AZ | |
| Emergency Medicine | AZ | |
| Emergency Medicine | AZ |
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