Physician Profile
Arthur S. Hayashi, MD practices family medicine in Washington, DC. Arthur is a 1997 graduate of Albert Einstein College of Medicine of Yeshiva University.
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.
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.
1220 12TH ST SE SUITE 120
Washington, DC 20003
Dr. Hayashi is a family doctor in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Dr. Hayashi is listed at 1220 12Th St Se Suite 120, Washington, DC 20003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (202) 715-7900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Hayashi's National Provider Identifier is 1912069055. 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
Dr. Hayashi attended Albert Einstein College of Medicine of Yeshiva University, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
Dr. Hayashi has 29 years experience. Calculated from a graduation year of 1997, 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 Dr. Hayashi. 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.