NPI Portal NPI Lookup & Verification

Derek Messmer, PD

Derek Messmer is a Pharmacist provider (Pharmacist) practicing in Lowell, AR, registered in the NPPES registry with NPI 1205430600 since 2020.

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NPI 1205430600
Entity type Individual (Type 1)
Name Derek Messmer
Credential PD
Sex Male
Practice address 114 HARRISON AVE, Lowell, AR, 72745
Phone 4797700111
Fax 4797700113
Enumeration date 2020-11-25
Last updated in NPPES 2020-11-25

Taxonomy & licenses

Taxonomy code Specialty Primary License State
183500000X Pharmacist Primary PD09098 AR
Copy-ready billing details
Provider: Derek Messmer, PD
NPI: 1205430600
Taxonomy: 183500000X (Pharmacist)
Address: 114 HARRISON AVE, Lowell, AR, 72745

Other providers at this practice address

NPI Name Type Specialty Location
1881670818 Tripharma Inc Organization Community/Retail Pharmacy Lowell, AR
1376806760 Gretchen Brannon Individual Family Nurse Practitioner Lowell, AR
1336569227 Custom Rx Organization Pharmacy Lowell, AR
1255746772 Petty Medical Clinic, LLC Organization Primary Care Clinic/Center Lowell, AR
1154925543 John Lykins Individual Pharmacist Lowell, AR

Verify this record

Cross-check NPI 1205430600 against the authoritative CMS record: view Derek Messmer on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for Derek Messmer?
The National Provider Identifier (NPI) for Derek Messmer is 1205430600, a Type 1 (individual) record in the CMS NPPES registry.
Where does Derek Messmer practice?
The practice location on file with NPPES is in Lowell, AR. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-11-25.