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Dr. Mattern is an internist in Mesa, AZ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Internal Medicine”.
NPI registry
Dr. Mattern is listed at 415 N VAL VISTA DR STE 101, Mesa, AZ 85213. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (480) 654-5661. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Mattern's National Provider Identifier is 1952339152. 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. Mattern has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mattern. If this is you, claiming it is free.
Guide.md
Source: NPPES NPI Registry
415 N VAL VISTA DR STE 101
Mesa, AZ 85213
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Clinically related specialties at the same address — the people this provider most likely works alongside.
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Same specialty, same city.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.