NPI Portal NPI Lookup & Verification

Mark Theodore Ben, PHARM D.

Mark Theodore Ben is a Pharmacist provider (Pharmacist) practicing in Fullerton, CA, registered in the NPPES registry with NPI 1831433234 since 2012. The credential PHARMD stands for Doctor of Pharmacy.

✓ Active NPI ✓ Valid NPI checksum

NPI 1831433234
Entity type Individual (Type 1)
Name Mark Theodore Ben
Credential PHARM D.
Sex Male
Practice address 1040 E BASTANCHURY RD, Fullerton, CA, 92835
Phone 7146740900
Enumeration date 2012-11-26
Last updated in NPPES 2012-11-26

Taxonomy & licenses

Taxonomy code Specialty Primary License State
183500000X Pharmacist Primary RPH 38950 CA

PHARMD — Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy. About the PHARMD credential

Copy-ready billing details
Provider: Mark Ben, PHARM D.
NPI: 1831433234
Taxonomy: 183500000X (Pharmacist)
Address: 1040 E BASTANCHURY RD, Fullerton, CA, 92835

Other providers at this practice address

NPI Name Type Specialty Location
1982914891 Cindy Tran Individual Pharmacist Fullerton, CA
1750686663 Gina Salomon Individual Pharmacist Fullerton, CA

Verify this record

Cross-check NPI 1831433234 against the authoritative CMS record: view Mark Theodore Ben 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 Mark Ben?
The National Provider Identifier (NPI) for Mark Ben is 1831433234, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Ben practice?
The practice location on file with NPPES is in Fullerton, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2012-11-26.