Stephen Simko MD
About this NPIWhat this record shows.
NPI 1861539124 is registered to Stephen Simko MD, a Pediatric Hematology & Oncology Physician practising at 725 Welch Rd in Palo Alto, California. Pediatric Hematology & Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Stephen Simko MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Stephen Simko MD accepts. To confirm in-network status with your specific health plan, contact Stephen Simko MD directly at (650) 497-8000.
Frequently asked
Yes. NPI 1861539124 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pediatric Hematology & Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (650) 497-8000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Stephen Simko MD is a Type-1 individual NPI.