Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Dori Lang Columbus, D.D.S.

General Practice Dentistry in Hudson, NH · enumerated 2007 · practices at Columbus Dental Care, Pllc.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1770704678

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Registry record

Entity type Individual (Type 1)

Name Dr. Dori Lang Columbus

Credential D.D.S.

Sex Female

Practice address 30 Lowell Rd, Suite #19, Hudson, NH, 03051

Phone (603) 882-9955

Fax (603) 882-4977

Enumeration date May 1, 2007

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

1223G0001X General Practice Dentistry Dental Providers · License 3278 (NH) Primary

DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Dori Columbus?

The National Provider Identifier (NPI) for Dori Columbus is 1770704678, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dori Columbus practice?

The practice location on file with NPPES is in Hudson, NH. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Columbus Dental Care, Pllc Point of Service · Hudson, NH NPI 1881815587 Joseph Columbus General Practice Dentistry · Hudson, NH NPI 1386865251

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.