Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Kathryn Haverington Dalton, D.O.

Surgery Physician in Hyannis, MA · enumerated 2007.

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

National Provider Identifier

1366646648

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Registry record

Entity type Individual (Type 1)

Name Dr. Kathryn Haverington Dalton

Credential D.O.

Sex Female

Practice address 100 Camp St, Hyannis, MA, 02601

Phone (508) 775-1984

Fax (508) 790-1897

Enumeration date Jun 12, 2007

Last updated in NPPES Jan 11, 2016

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 5101017214 (MI) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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 Kathryn Dalton?

The National Provider Identifier (NPI) for Kathryn Dalton is 1366646648, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathryn Dalton practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-01-11.