Individual provider · Type 1 NPI

Catherine Louise Ash, MD

Internal Medicine Physician · Edwardsville, IL

NPI number 1861874059 Active

Practice location

2122 Troy Rd Ste 130
Edwardsville, IL 62025-2540

Call (618) 800-4500 Map

Fax (618) 800-4501

Mailing address

'po Box 959203 St Louis Mo 63195'
St. Louis, MO 63195-0001

Other practice locations

  • 6435 Chippewa St, St. Louis, MO 63109 · (314) 366-3000

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000X2018022561 (MO)
Internal Medicine Physician Primary 207R00000X036177442 (IL)

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…

13 other providers at this address

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About NPI 1861874059

Catherine Louise Ash, MD's National Provider Identifier is 1861874059, issued on Jun 24, 2015. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Edwardsville, IL. The record was last updated on Dec 18, 2025.