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Dr. Aaron W Calhoun, MD

Pediatric Critical Care Medicine Physician in Louisville, KY · enumerated 2006 · practices at University Children'S Conscious Sedation Specialists, LLC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1558472894

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Registry record

Entity type Individual (Type 1)
Name Dr. Aaron W Calhoun
Credential MD
Sex Male
Practice address 231 E Chestnut Street, Louisville, KY, 40202
Phone (502) 629-6000
Fax (502) 629-5865
Enumeration date Aug 31, 2006
Last updated in NPPES Oct 13, 2020

Taxonomy & licenses

207LP3000X Pediatric Anesthesiology Physician Allopathic & Osteopathic Physicians · License 41278 (KY) Secondary
208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License 41278 (KY) Secondary
2080P0203X Pediatric Critical Care Medicine Physician Allopathic & Osteopathic Physicians · License 41278 (KY) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
7100026540 Medicaid KY -
200899020 Medicaid IN -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Aaron Calhoun?
The National Provider Identifier (NPI) for Aaron Calhoun is 1558472894, a Type 1 (individual) record in the CMS NPPES registry.
Where does Aaron Calhoun practice?
The practice location on file with NPPES is in Louisville, KY. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-13.