Marcus Butler MD
About this NPIWhat this record shows.
NPI 1518070101 is registered to Marcus Butler MD, a Hematology & Oncology practising at 44 Binney Street, Dana Farber Cancer Institute in Boston, Massachusetts. Hematology & Oncology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marcus Butler MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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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 Marcus Butler MD accepts. To confirm in-network status with your specific health plan, contact Marcus Butler MD directly at (617) 632-2334.
Frequently asked
Yes. NPI 1518070101 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Hematology & Oncology 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 (617) 632-2334.
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. Marcus Butler MD is a Type-1 individual NPI.