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Dr. Jason Patrick Fields, DMD

Dr. Jason Patrick Fields is a Endodontics provider (Dentist) practicing in Gaithersburg, MD, registered in the NPPES registry with NPI 1225104102 since 2006. The credential DMD stands for Doctor of Medicine in Dentistry.

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NPI 1225104102
Entity type Individual (Type 1)
Name Dr. Jason Patrick Fields
Credential DMD
Sex Male
Practice address 604 SOUTH FREDERICK AVE, SUITE 311, Gaithersburg, MD, 20877
Phone 3015199555
Fax 3015199554
Enumeration date 2006-11-24
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223E0200X Endodontics Primary 13134 MD

DMD — Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees. About the DMD credential

Copy-ready billing details
Provider: Jason Fields, DMD
NPI: 1225104102
Taxonomy: 1223E0200X (Endodontics)
Address: 604 SOUTH FREDERICK AVE, SUITE 311, Gaithersburg, MD, 20877

Other providers at this practice address

NPI Name Type Specialty Location
1780750661 Monique Yuan Individual Endodontics Gaithersburg, MD

Verify this record

Cross-check NPI 1225104102 against the authoritative CMS record: view Dr. Jason Patrick Fields 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 Jason Fields?
The National Provider Identifier (NPI) for Jason Fields is 1225104102, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jason Fields practice?
The practice location on file with NPPES is in Gaithersburg, MD. 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.