Gregory Williams MD
About this NPIWhat this record shows.
NPI 1043288848 is registered to Gregory Williams MD, a Infectious Disease practising at 123 Summer Street, Suite 220 S in Worcester, Massachusetts. Infectious Disease is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Gregory Williams 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
- AA2844· Issued by HARVARD PILGRIM HEALTHCAR
- J14908· Issued by BLUE SHIELD IDEMNITY
- J14908· Issued by BLUE SHIELD HMO BLUE
- 042472266· Issued by HEALTHCARE VALUE MANAGEME
- 784106· Issued by MVP HEALTH CARE
- 042472266· Issued by PRIVATE HEALTHCARE SYSTEM
- 1061518· Issued by FIRST HEALTH
- 26881· Issued by HEALTHY START
- 042472266· Issued by ONE HEALTH PLAN
- J14908· Issued by BLUE CARE ELECT
- 26881· Issued by CHILDRENS MEDICAL SECURIT
- 5218590· Issued by CIGNA HEALTH PLAN
- 91119· Issued by FALLON COMMUNITY HEALTH P
- 5237703· Issued by AETNA US HEALTHCARE
- 9200061· Issued by EVERCARE
Medicaid
- 3130711MA
Source: NPPES public registry.
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 Gregory Williams MD accepts. To confirm in-network status with your specific health plan, contact Gregory Williams MD directly at (508) 368-3122.
Frequently asked
Yes. NPI 1043288848 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Infectious Disease is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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) 368-3122.
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. Gregory Williams MD is a Type-1 individual NPI.