Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Thomas Heffernan, MS
Counselor in Derby, CT · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1053565762
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Registry record
Entity type Individual (Type 1)
Name Thomas Heffernan
Credential MS
Sex Male
Practice address 130 Division Street, Griffin Hospital, Derby, CT, 06418
Phone (203) 732-7550
Fax (203) 732-1550
Enumeration date Nov 7, 2008
Last updated in NPPES Nov 7, 2008
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 06-0640714 | Other | CT | GRIFFIN HOSPITAL TAX ID |
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 Thomas Heffernan?
The National Provider Identifier (NPI) for Thomas Heffernan is 1053565762, a Type 1 (individual) record in the CMS NPPES registry.
Where does Thomas Heffernan practice?
The practice location on file with NPPES is in Derby, CT. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Kenneth Spector Interventional Cardiology Physician · Derby, CT NPI 1497818462 Mark Grogan Interventional Cardiology Physician · Derby, CT NPI 1306909379 Comprehensive Pain and Headache Treatment Centers, LLC Interventional Pain Medicine Physician · Derby, CT NPI 1467672592 Earl Baker Internal Medicine Physician · Derby, CT NPI 1265635148 Mary Pellitteri Addiction (Substance Use Disorder) Counselor · Derby, CT NPI 1245414440 Debbie Douglas Clinical Social Worker · Derby, CT NPI 1912167164 Pamela Austin Social Worker · Derby, CT NPI 1962650291 Virginia Breeden Addiction (Substance Use Disorder) Counselor · Derby, CT NPI 1528216421
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-11-07.