Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Michael Salvatore Montileone, MD

Diagnostic Radiology Physician in Williamsburg, VA · enumerated 2006 · practices at Sentara Medical Group.

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

National Provider Identifier

1164537213

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Registry record

Entity type Individual (Type 1)

Name Michael Salvatore Montileone

Credential MD

Sex Male

Practice address 100 Sentara Circle, Sentara Williamsburg Regional Medical Center, Williamsburg, VA, 23188

Phone (757) 984-7890

Fax (757) 984-7891

Enumeration date Aug 20, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 0101230446 (VA) 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
7204868	Medicaid	VA	-

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

Where does Michael Montileone practice?

The practice location on file with NPPES is in Williamsburg, VA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Michael Montileone?

The National Provider Identifier (NPI) for Michael Montileone is 1164537213, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Troy Thompson Specialist · Williamsburg, VA NPI 1003803487 Shannon Mcdonnell Emergency Medicine Physician · Williamsburg, VA NPI 1477523066 John Kaiser Critical Care Medicine (Internal Medicine) Physician · Williamsburg, VA NPI 1689641193 Thomas Jamison Diagnostic Radiology Physician · Williamsburg, VA NPI 1508877820 Sentara Medical Group Hospitalist Physician · Williamsburg, VA NPI 1164635579

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.