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Edit this profileAlfonso A. Tan, MD is a healthcare provider in Mesa, AZ specializing in internal medicine. This provider record is associated with NPI 1295826519.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
6242 E ARBOR AVE # 111-113
Mesa, AZ 85206
6844 E Brown Rd Ste 101
Mesa, AZ 85207
Dr. Tan is an internist in Mesa, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Tan is listed at 6242 E Arbor Ave # 111-113, Mesa, AZ 85206. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (480) 536-6863. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Tan's National Provider Identifier is 1295826519. 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. Tan 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 practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tan. If this is you, claiming it is free.
Guide.md
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