MARGARET RUTH SUMMERSIDE MD
NPI 1922947787
Student in an Organized Health Care Education/Training Program in Seattle, WA
About Margaret Ruth Summerside Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET RUTH SUMMERSIDE MD (NPI 1922947787) is an individual student in an organized health care education/training program in Seattle, Washington and active in the NPI registry since March 2026. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Margaret Ruth Summerside Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98101
SEATTLE, WA 98101
SEATTLE, WA 98101
SEATTLE, WA 98101
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Margaret Summerside's NPI number?
The NPI number for Margaret Summerside is 1922947787. It was assigned to this individual provider in the NPPES registry on March 26, 2026.
Where is Margaret Summerside located?
Margaret Summerside practices at 925 Seneca St, Seattle, WA 98101. The listed phone number is (206) 341-0060.
What is Margaret Summerside's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Margaret Summerside enrolled in Medicare?
Yes. Margaret Summerside is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Margaret Summerside was last updated on March 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Margaret Ruth Summerside, MD · NPI 1922947787
Student in an Organized Health Care Education/Training Program provider in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 26, 2026.
## Identity
- **NPI:** 1922947787 (Entity type: Individual)
- **Enumerated:** March 26, 2026
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 925 SENECA ST, Seattle, WA 98101-2742
- **Phone:** (206) 341-0060
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
## Record status
- **NPPES last updated:** March 26, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1922947787) · Data from the CMS NPPES public registry.