Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Dennis Merriman, OPA-C

Surgical Assistant in Knoxville, TN · enumerated 2013.

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

National Provider Identifier

1265861876

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mr. Dennis Merriman

Credential OPA-C

Sex Male

Practice address Knoxville, TN, 37931

Phone (865) 661-9373

Enumeration date Nov 4, 2013

Last updated in NPPES Nov 4, 2013

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

246ZC0007X Surgical Assistant Technologists, Technicians & Other Technical Service Providers · License OPA0000000647 (TN) Primary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Dennis Merriman?

The National Provider Identifier (NPI) for Dennis Merriman is 1265861876, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dennis Merriman practice?

The practice location on file with NPPES is in Knoxville, TN. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-11-04.