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Dr. Andrew James Cassidy, DDS

Dr. Andrew James Cassidy is a General Practice Dentistry provider (Dentist) practicing in Rolla, MO, registered in the NPPES registry with NPI 1639242654 since 2006. The credential DDS stands for Doctor of Dental Surgery.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1639242654
Entity type Individual (Type 1)
Name Dr. Andrew James Cassidy
Credential DDS
Sex Male
Practice address Rolla, MO, 65401
Phone 5733641821
Enumeration date 2006-11-16
Last updated in NPPES 2007-07-08

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

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223G0001X General Practice Dentistry Primary 015886 MO

DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Copy-ready billing details
Provider: Andrew Cassidy, DDS
NPI: 1639242654
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: Rolla, MO, 65401

Other providers at this practice address

NPI Name Type Specialty Location
1538246913 Henry Antolak Individual Dentist Rolla, MO
1770634891 Zuzanna Apel Individual General Practice Dentistry Rolla, MO

Verify this record

Cross-check NPI 1639242654 against the authoritative CMS record: view Dr. Andrew James Cassidy 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 Andrew Cassidy?
The National Provider Identifier (NPI) for Andrew Cassidy is 1639242654, a Type 1 (individual) record in the CMS NPPES registry.
Where does Andrew Cassidy practice?
The practice location on file with NPPES is in Rolla, MO. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.