NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Marc Mitnick, DPM

Podiatrist in Summit, NJ · enumerated 2005.

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

National Provider Identifier

1356342992

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Registry record

Entity type Individual (Type 1)
Name Dr. Marc Mitnick
Credential DPM
Sex Male
Practice address Summit, NJ, 07901
Fax (908) 926-2111
Enumeration date Aug 4, 2005
Last updated in NPPES Dec 12, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

213E00000X Podiatrist Podiatric Medicine & Surgery Service Providers · License 25MD00109000 (NJ) Primary
DPM · Doctor of Podiatric Medicine: A physician specializing in medical and surgical care of the foot and ankle. About the DPM credential

Other identifiers

Identifier Type State Issuer
222236123 Other NJ TAX ID

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 specialty is Marc Mitnick?
Marc Mitnick is registered in NPPES with the primary taxonomy of Podiatrist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-12-12.