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Francis A Marro, M.D.

Nephrology Physician in Dover, DE · enumerated 2005 · practices at Daniel J. Fay, D.M.D., P.A..

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

National Provider Identifier

1669468138

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Registry record

Entity type Individual (Type 1)
Name Francis A Marro
Credential M.D.
Sex Male
Practice address 748 S New St, Suites C & D, Dover, DE, 19904
Phone (302) 734-3227
Fax (302) 734-0391
Enumeration date Sep 21, 2005
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License C1-0001835 (DE) 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
0000050901 Medicaid DE -

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 Francis Marro?
The National Provider Identifier (NPI) for Francis Marro is 1669468138, a Type 1 (individual) record in the CMS NPPES registry.
Where does Francis Marro practice?
The practice location on file with NPPES is in Dover, DE. 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 2007-07-08.