Individual provider · Type 1 NPI

Daniel Leonard, DO

Critical Care Medicine (Internal Medicine) Physician · Rockford, IL

NPI number 1366671489 Active

Practice location

1340 Charles St Ste 405
Rockford, IL 61104-2200

Fax (779) 696-6026

Mailing address

3291 Winnegamie Dr
Appleton, WI 54914-9023

Other practice locations

  • 1506 S Oneida St, Heart, Lung & Vascular Center, Appleton, WI 54915-1305 · (920) 730-6700

Specialties and licenses

TaxonomyCodeLicense
Pulmonary Disease Physician 207RP1001X036-131017 (IL)
Pulmonary Disease Physician 207RP1001X64155 (WI)
Internal Medicine Physician 207R00000X036-131017 (IL)
Critical Care Medicine (Internal Medicine) Physician Primary 207RC0200X036-131017 (IL)

Critical Care Medicine (Internal Medicine) Physician: An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

4 other providers at this address

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About NPI 1366671489

Daniel Leonard, DO's National Provider Identifier is 1366671489, issued on Jul 10, 2009. The primary taxonomy on file is Critical Care Medicine (Internal Medicine) Physician (207RC0200X), and the practice location is in Rockford, IL. The record was last updated on May 15, 2026.