Physician Profile
Sibyl C. Siegfried, M.D.
Unclaimed ProfileAbout Dr. Siegfried
Based in Seattle, WA, Sibyl C. Siegfried, M.D. is listed in the NPI registry under family medicine. Sibyl graduated from University of Wisconsin School of Medicine in 2009.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (206) 267-4390
- Email not available
Practice Locations
5201 BALLARD AVE NW
Seattle, WA 98107
1001 G St NW Ste 200 Apt 2
Washington, DC 20001
1600 7th Ave Ste 110
Seattle, WA 98101
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Other family doctors in Seattle 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Sibyl C. Siegfried specialize in?
Sibyl C. Siegfried is a family doctor in Seattle, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where is Sibyl C. Siegfried located?
Sibyl C. Siegfried is listed at 5201 Ballard Ave Nw, Seattle, WA 98107. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Sibyl C. Siegfried's phone number?
The number on file is (206) 267-4390. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Sibyl C. Siegfried's NPI number?
Sibyl C. Siegfried's National Provider Identifier is 1780827568. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Sibyl C. Siegfried train?
Sibyl C. Siegfried attended University of Wisconsin School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Sibyl C. Siegfried been practicing?
Sibyl C. Siegfried has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
Has Sibyl C. Siegfried confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sibyl C. Siegfried. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.