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Sami Atassi, MD

Hematology & Oncology Physician in Michigan City, IN · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1801830534

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Registry record

Entity type Individual (Type 1)
Name Sami Atassi
Credential MD
Sex Male
Practice address 8955 W 400 N, Michigan City, IN, 46360
Phone (219) 861-5800
Fax (219) 861-5543
Enumeration date Jun 15, 2006
Last updated in NPPES Jul 9, 2024

Taxonomy & licenses

207RH0000X Hematology (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 47734 (IA) Secondary
207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians · License 036.091724 (IL) Secondary
207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians · License 01060203A (IN) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Sami Atassi?
The National Provider Identifier (NPI) for Sami Atassi is 1801830534, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sami Atassi practice?
The practice location on file with NPPES is in Michigan City, IN. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-09.