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David William Hay, MD

Gastroenterology Physician in Waterville, ME · enumerated 2006.

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

National Provider Identifier

1093804882

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Registry record

Entity type Individual (Type 1)
Name David William Hay
Credential MD
Sex Male
Practice address 325 E Kennedy Memorial Drive, Mainegeneral Gastroenterology, Waterville, ME, 04901
Phone (207) 872-2424
Fax (207) 872-2099
Enumeration date Oct 12, 2006
Last updated in NPPES Nov 16, 2012

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 012891 (ME) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
272270099 Medicaid ME -
002128 Other ME ANTHEM

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 David Hay?
The National Provider Identifier (NPI) for David Hay is 1093804882, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Hay practice?
The practice location on file with NPPES is in Waterville, ME. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-11-16.