Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David P. Mastrostefano, DMD
Dentist in Cranston, RI · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841276474
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Registry record
Entity type Individual (Type 1)
Name Dr. David P. Mastrostefano
Credential DMD
Sex Male
Practice address 1090 New London Ave, Cranston, RI, 02920
Phone (401) 943-6311
Fax (401) 943-2030
Enumeration date Dec 15, 2005
Last updated in NPPES Jul 30, 2007
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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 David Mastrostefano?
The National Provider Identifier (NPI) for David Mastrostefano is 1841276474, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Mastrostefano practice?
The practice location on file with NPPES is in Cranston, RI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Richard Glick Periodontics · Cranston, RI NPI 1528044773 Helene Pniewski Developmental - Behavioral Pediatrics Physician · Cranston, RI NPI 1972571941 Jill Pfitzenmayer Psychologist · Cranston, RI NPI 1275501280 John Ruggiano Psychiatry Physician · Cranston, RI NPI 1609844240 Gene Jacobs Psychiatry Physician · Cranston, RI NPI 1699743245 Elizabeth Aloisio Mental Health Counselor · Cranston, RI NPI 1457329930 Joyce Lafazia Heimbecker Mental Health Counselor · Cranston, RI NPI 1669440095 Janis Denuccio Psychiatric/Mental Health Registered Nurse · Cranston, RI NPI 1275501611
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-30.