Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Jennifer E. Gerken, D.C.
Chiropractor in O Fallon, MO · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1982083267
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Registry record
Entity type Individual (Type 1)
Name Jennifer E. Gerken
Credential D.C.
Sex Female
Practice address 9961 Winghaven Blvd, O Fallon, MO, 63368
Phone (362) 652-5666
Enumeration date May 20, 2015
Last updated in NPPES Jul 12, 2025
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Jennifer Gerken practice?
The practice location on file with NPPES is in O Fallon, MO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Jennifer Gerken?
The National Provider Identifier (NPI) for Jennifer Gerken is 1982083267, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Cindy Washeck Physical Therapist · O Fallon, MO NPI 1558410365 Marcy Bennett Chiropractor · O Fallon, MO NPI 1144368713 Cvpt- Lake Saint Louis, LLC Physical Therapy Clinic/Center · O Fallon, MO NPI 1376967851 Mts-Lake Saint Louis, LLC Physical Therapy Clinic/Center · O Fallon, MO NPI 1629492111 Cooper Family Chiropractic LLC Chiropractor · O Fallon, MO NPI 1326799925 Brianna Schaeffer Chiropractor · O Fallon, MO NPI 1932970175
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-12.