Provider 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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1139 W BENJAMIN FRANKLIN HWY ROUTE 422
Douglassville, PA 19518
Diedra Alston is a dentist in Douglassville, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Practice Dentistry”.
NPI registry
Diedra Alston is listed at 1139 W Benjamin Franklin Hwy Route 422, Douglassville, PA 19518. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (610) 385-7374. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Diedra Alston's National Provider Identifier is 1578683975. 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
Diedra Alston has 19+ years experience. Registered with an NPI since 2007. 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 Diedra Alston. 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.