Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David L. Trommler, D.C.
Chiropractor in Portland, OR · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1376668657
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Registry record
Entity type Individual (Type 1)
Name Dr. David L. Trommler
Credential D.C.
Sex Male
Practice address 9811 Se Division St, Portland, OR, 97266
Phone (503) 761-0252
Enumeration date Mar 19, 2007
Last updated in NPPES Jul 8, 2007
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 David Trommler practice?
The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Trommler?
The National Provider Identifier (NPI) for David Trommler is 1376668657, 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 2007-07-08.