Individual provider · Type 1 NPI

Sean Anthony Cassleman, DO

Internal Medicine Physician · St. Clair Shores, MI

NPI number 1720404775 Active

Practice location

21000 E 12 Mile Rd
St. Clair Shores, MI 48081-1116

Call (313) 598-0799 Map

Mailing address

1025 Bishop Rd
Grosse Pointe Park, MI 48230-1447

Other practice locations

  • 21444 Harper Ave, St. Clair Shores, MI 48080-2244 · (586) 200-4265

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X5101020867 (MI)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1720404775

Sean Anthony Cassleman, DO's National Provider Identifier is 1720404775, issued on Mar 14, 2014. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in St. Clair Shores, MI. The record was last updated on Nov 1, 2025.