Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christopher M. Dimarco, M.D.

Dermatology Physician in Riverside, RI · enumerated 2011.

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

National Provider Identifier

1922391150

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Registry record

Entity type Individual (Type 1)

Name Christopher M. Dimarco

Credential M.D.

Sex Male

Practice address 375 Wampanoag Trl Ste 401, Riverside, RI, 02915

Phone (401) 444-7959

Fax (401) 432-6997

Enumeration date May 20, 2011

Last updated in NPPES Mar 13, 2026

Taxonomy & licenses

207ND0900X Dermatopathology Physician Allopathic & Osteopathic Physicians · License 282876 (MA) Secondary

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License MD15053 (RI) 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
110129030A	Medicaid	MA	-
1922391150	Medicaid	RI	-

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 Christopher Dimarco?

The National Provider Identifier (NPI) for Christopher Dimarco is 1922391150, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Dimarco practice?

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

Other providers at this practice address

Browse all →

Victor Neel Dermatology Physician · Riverside, RI NPI 1982685475 Christopher Brannigan Physician Assistant · Riverside, RI NPI 1952539132 Tiffany Libby Dermatology Physician · Riverside, RI NPI 1912249418

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-13.