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Dr. Mary Catherine Sementi, D.O.

Internal Medicine Physician in Waimea, HI · enumerated 2006.

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

National Provider Identifier

1770653966

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Registry record

Entity type Individual (Type 1)
Name Dr. Mary Catherine Sementi
Credential D.O.
Sex Female
Practice address 4643-B Waimea Canyon Drive, Waimea, HI, 96796
Phone (808) 240-0140
Fax (808) 338-1606
Enumeration date Nov 8, 2006
Last updated in NPPES Nov 5, 2008

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License DOS-1038 (HI) Primary
208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License DOS-1038 (HI) Secondary
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

Other identifiers

Identifier Type State Issuer
555873 01 Medicaid HI -
0000247593 Other HI HMSA
343156 Other HI UHA
00A0247591 Other HI HMSA
565749 Other HI HMA
523979-01 Other HI MEDICAID FQHC

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.

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Frequently asked questions

What is the NPI number for Mary Sementi?
The National Provider Identifier (NPI) for Mary Sementi is 1770653966, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Sementi practice?
The practice location on file with NPPES is in Waimea, HI. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-11-05.