Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Aaron Joseph Siefker, CCP
Perfusionist in Kettering, OH · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1306091350
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Registry record
Entity type Individual (Type 1)
Name Mr. Aaron Joseph Siefker
Credential CCP
Sex Male
Practice address 580 Lincoln Park Blvd, Suite 322, Kettering, OH, 45429
Phone (937) 297-6800
Fax (937) 297-6810
Enumeration date Nov 18, 2008
Last updated in NPPES Nov 18, 2008
Taxonomy & licenses
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.
Frequently asked questions
What specialty is Aaron Siefker?
Aaron Siefker is registered in NPPES with the primary taxonomy of Perfusionist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-11-18.