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Edit this profileBased in Houston, TX, John M. Zerwas, MD is listed in the NPI registry under anesthesiology. NPI 1033237433 identifies this record in the national registry.
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.
2411 FOUNTAIN VIEW DR STE. 200
Houston, TX 77057
Dr. Zerwas is an anesthesiologist in Houston, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Dr. Zerwas is listed at 2411 Fountain View Dr Ste. 200, Houston, TX 77057. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (713) 620-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Zerwas's National Provider Identifier is 1033237433. 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. Zerwas 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 Dr. Zerwas. If this is you, claiming it is free.
Guide.md
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