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Dr. Herbert Day, D.O.

Family Medicine Physician in Fairbanks, AK · enumerated 2006.

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

National Provider Identifier

1609841006

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Registry record

Entity type Individual (Type 1)
Name Dr. Herbert Day
Credential D.O.
Sex Male
Practice address 1001 Noble St, Fairbanks, AK, 99701
Phone (907) 459-3511
Fax (907) 459-3588
Enumeration date Feb 20, 2006
Last updated in NPPES Mar 7, 2023

Taxonomy & licenses

204D00000X Neuromusculoskeletal Medicine & OMM Physician Allopathic & Osteopathic Physicians · License MEDO5553 (AK) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 5553 (AK) Secondary
207QA0401X Addiction Medicine (Family Medicine) Physician Allopathic & Osteopathic Physicians · License MEDO5553 (AK) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License MEDO5553 (AK) 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

Other identifiers

Identifier Type State Issuer
1017015 Medicaid AK -

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 Herbert Day?
The National Provider Identifier (NPI) for Herbert Day is 1609841006, a Type 1 (individual) record in the CMS NPPES registry.
Where does Herbert Day practice?
The practice location on file with NPPES is in Fairbanks, AK. 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 2023-03-07.