Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Christopher Michael Thieman, PHARM D
Pharmacist in Sioux City, IA · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619105855
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Registry record
Entity type Individual (Type 1)
Name Dr. Christopher Michael Thieman
Credential PHARM D
Sex Male
Practice address 3301 Gordon Dr, Sioux City, IA, 51105
Phone (712) 234-1949
Fax (712) 255-8087
Enumeration date Jun 25, 2009
Last updated in NPPES Jun 25, 2009
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD credential
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
Where does Christopher Thieman practice?
The practice location on file with NPPES is in Sioux City, IA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Christopher Thieman?
The National Provider Identifier (NPI) for Christopher Thieman is 1619105855, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-06-25.