William Gaines MD
About this NPIWhat this record shows.
NPI 1184684078 is registered to William Gaines MD, a Internal Medicine practising at 385 Southbridge St in Auburn, Massachusetts. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. William Gaines MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 7401287· Issued by AETNA US HEALTHCARE
- 9900247· Issued by FALLON COMMUNITY HEALTH P
- 042472266· Issued by ONE HEALTH PLAN
- AA1298· Issued by HARVARD PILGRIM HEALTHCAR
- J06139· Issued by BLUE SHIELD HMO BLUE
- J06139· Issued by BLUE SHIELD INDEMNITY
- 042472266· Issued by HEALTHCARE VALUE MGMT
- 0400948· Issued by EVERCARE
- 26819· Issued by HEALTHY START
- 4290501· Issued by CIGNA HEALTH PLAN
- 784135· Issued by MVP HEALTH CARE
- J06139· Issued by BLUE CARE ELECT
- 042472266· Issued by PRIVATE HEALTHCARE SYSTEM
- 1060231· Issued by FIRST HEALTH
- 26819· Issued by CHILDRENS MED SEC PLAN
- 110175376· Issued by RAILROAD MEDICARE
- J06139· Issued by MEDICARE B
Medicaid
- 3018598MA
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20100122000019Internal MedicineMA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans William Gaines MD accepts. To confirm in-network status with your specific health plan, contact William Gaines MD directly at (508) 721-1170.
Frequently asked
Yes. NPI 1184684078 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (508) 721-1170.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. William Gaines MD is a Type-1 individual NPI.