Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cathleen Bonacci, MD
Pediatrics Physician in Lowell, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1215908660
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Registry record
Entity type Individual (Type 1)
Name Cathleen Bonacci
Credential MD
Sex Female
Practice address 597 Merrimack St, Lowell Community Health Center, Lowell, MA, 01854
Phone (978) 937-9700
Fax (978) 446-9830
Enumeration date Feb 1, 2006
Last updated in NPPES Jul 30, 2008
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 3355263 | Other | - | AETNA |
| 9686103 | Other | - | CIGNA |
| 975842 | Other | - | NETWORK HEALTH |
| 468576 | Other | - | TUFTS |
| AA2914 | Other | - | HARVARD PILGRIM HEALTHCAR |
| 57684 | Other | - | FALLON |
| 042881348 | Other | - | ONE HEALTH |
| 1305557 | Medicaid | MA | - |
| 042881348 | Other | - | BEECH STREET |
| 042881348 | Other | - | UNICARE |
| 0027404 | Other | - | NEIGHBORHOOD HEALTH PLAN |
| 042881348 | Other | - | CHOICECARE |
| J26603 | Other | - | BLUE CROSS BLUE SHIELD |
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 Cathleen Bonacci?
The National Provider Identifier (NPI) for Cathleen Bonacci is 1215908660, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cathleen Bonacci practice?
The practice location on file with NPPES is in Lowell, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-07-30.