Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mark Alan Mashia Jr., D.C.
Chiropractor in Waterbury, CT · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659352870
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Registry record
Entity type Individual (Type 1)
Name Dr. Mark Alan Mashia Jr.
Credential D.C.
Sex Male
Practice address 500 Chase Pkwy, Waterbury, CT, 06708
Phone (203) 755-6677
Fax (203) 755-7166
Enumeration date Nov 7, 2005
Last updated in NPPES Oct 28, 2016
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
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.
Frequently asked questions
What is the NPI number for Mark Mashia?
The National Provider Identifier (NPI) for Mark Mashia is 1659352870, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Mashia practice?
The practice location on file with NPPES is in Waterbury, CT. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Neurosurgery Associates of Northwest Ct, PC Neurological Surgery Physician · Waterbury, CT NPI 1194782433 Michael Karnasiewicz Neurological Surgery Physician · Waterbury, CT NPI 1861459182 Alan Waitze Neurological Surgery Physician · Waterbury, CT NPI 1164480323 Spine & Sports Center of Connecticut Physical Medicine & Rehabilitation Physician · Waterbury, CT NPI 1225096704 Stephen Torrey Neurological Surgery Physician · Waterbury, CT NPI 1609824218 Jarob Mushaweh Neurological Surgery Physician · Waterbury, CT NPI 1376595868 Theera Vachranukunkiet Physical Medicine & Rehabilitation Physician · Waterbury, CT NPI 1679527154 Julianna Reimold Physical Therapist · Waterbury, CT NPI 1356381156
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-10-28.