Individual provider · Type 1 NPI

David Matthew Ritzenthaler, MD

Internal Medicine Physician · Cleveland, OH

NPI number 1023694957 Active

Practice location

2816 E 116th St
Cleveland, OH 44120-2111

Call (216) 696-3876 Map

Other practice locations

2500 Metrohealth Dr, Cleveland, OH 44109-1900 · (216) 778-7800
10 Severance Cir, Cleveland Heights, OH 44118-1533 · (216) 524-7377

Specialties and licenses

Taxonomy	Code	License
Internal Medicine Physician Primary	207R00000X	35.153661 (OH)
Student in an Organized Health Care Education/Training Program	390200000X	None listed
Pediatrics Physician	208000000X	35.153661 (OH)

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 1023694957

David Matthew Ritzenthaler, MD's National Provider Identifier is 1023694957, issued on Mar 22, 2021. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Cleveland, OH. The record was last updated on Oct 12, 2025.