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Physician Profile

Stephen J. Simko, MD

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At a glance

About Dr. Simko

Stephen J. Simko, MD practices pediatric hematology-oncology in Palo Alto, CA. Stephen is also listed as specializing in pediatrics. The provider's National Provider Identifier (NPI) is 1861539124.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

CA · Physician and Surgeon CMedical Board of California
No. 138486CurrentExpires Jul 2027Since 2015
NPINational Provider Identifier
1861539124Issued 2007

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Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Simko specialize in?

Dr. Simko is a pediatric hematology in Palo Alto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatric Hematology-Oncology”.

NPI registry

Where is Dr. Simko located?

Dr. Simko is listed at 725 Welch Rd, Palo Alto, CA 94304. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Simko's phone number?

The number on file is (650) 497-8000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Simko's NPI number?

Dr. Simko's National Provider Identifier is 1861539124. 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

How long has Dr. Simko been practicing?

Dr. Simko 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

Has Dr. Simko confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Simko. If this is you, claiming it is free.

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