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Bob Allen Ly, D.O.

Endocrinology, Diabetes & Metabolism Physician in Mount Vernon, WA · enumerated 2014.

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

National Provider Identifier

1659781516

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Registry record

Entity type Individual (Type 1)
Name Bob Allen Ly
Credential D.O.
Sex Male
Practice address 1400 E Kincaid St, Mount Vernon, WA, 98274
Phone (360) 814-6315
Fax (360) 814-6261
Enumeration date Apr 30, 2014
Last updated in NPPES Aug 2, 2022

Taxonomy & licenses

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License DO2513 (NV) Secondary
207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License OP61288032 (WA) 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.

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Frequently asked questions

What is the NPI number for Bob Ly?
The National Provider Identifier (NPI) for Bob Ly is 1659781516, a Type 1 (individual) record in the CMS NPPES registry.
Where does Bob Ly practice?
The practice location on file with NPPES is in Mount Vernon, WA. 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 2022-08-02.