Provider Profile
Listed in the NPI registry as a nurse practitioner — acute care, Katherine Tan practices in Washington, DC. Katherine graduated from Johns Hopkins University School of Medicine in 2025.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
450 K ST NW APT 218
Washington, DC 20001
Katherine Tan is a nurse practitioner in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Acute Care”.
NPI registry
Katherine Tan is listed at 450 K St Nw Apt 218, Washington, DC 20001. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 357-0289. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Katherine Tan's National Provider Identifier is 1790635159. 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
Katherine Tan attended Johns Hopkins University School of Medicine, graduating in 2025. This comes from the CMS National Downloadable File.
CMS public data
Katherine Tan has 1 year experience. Calculated from a graduation year of 2025, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Katherine Tan. 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.