Individual provider · Type 1 NPI

Jonathan Carl Tiemann, DO

Emergency Medicine Physician · St. Joseph, MI

NPI number 1437732708 Active

Practice location

1234 Napier Ave
St. Joseph, MI 49085-2112

Call (269) 983-8300 Map

Mailing address

23328 Barfield Dr
Valencia, CA 91354-1923

Other practice locations

  • 875 S Route 31, Crystal Lake, IL 60014 · (779) 220-5500
  • 1000 Mineral Point Ave, Janesville, WI 53548-2982 · (608) 756-6868
  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 · (815) 971-7000
  • 1045 W Stephenson St, Freeport, IL 61032-4864 · (815) 599-6000

Specialties and licenses

TaxonomyCodeLicense
Emergency Medicine Physician 207P00000X81595-21 (WI)
Emergency Medicine Physician 207P00000X036.170401 (IL)
Emergency Medicine Physician Primary 207P00000X02007369A (IN)

Emergency Medicine Physician: An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in respo…

382 other providers at this address

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About NPI 1437732708

Jonathan Carl Tiemann, DO's National Provider Identifier is 1437732708, issued on May 4, 2021. The primary taxonomy on file is Emergency Medicine Physician (207P00000X), and the practice location is in St. Joseph, MI. The record was last updated on Apr 8, 2026.