Physician Profile
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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.
1201 N ORANGE ST STE 7716
Wilmington, DE 19801
1207 Delaware Ave # 918
Wilmington, DE 19806
1603 Orrington Ave Ste 600
Evanston, IL 60201
8 The Grn # 16016
Dover, DE 19901
Dr. Longson is a psychiatrist in Wilmington, DE. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Dr. Longson is listed at 1201 N Orange St Ste 7716, Wilmington, DE 19801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (302) 603-1005. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Longson's National Provider Identifier is 1841458221. 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. Longson has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Longson. 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.