Dr. Dorothy Christiansen MD
About this NPIWhat this record shows.
NPI 1558348953 is registered to Dr. Dorothy Christiansen MD, a Rheumatology Physician practising at 100 Boston Rd in Groton, Massachusetts. Rheumatology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Dorothy Christiansen MD has been enumerated in the National Provider Identifier (NPI) registry since 2005.
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.
Medicaid
- 3097668MA
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 Dr. Dorothy Christiansen MD accepts. To confirm in-network status with your specific health plan, contact Dr. Dorothy Christiansen MD directly at (978) 448-4300.
Frequently asked
Yes. NPI 1558348953 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Rheumatology Physician 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 (978) 448-4300.
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. Dr. Dorothy Christiansen MD is a Type-1 individual NPI.