NPI Portal NPI Lookup & Verification

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

Dr. Mark Michael Pomerantz, MARK POMERANTZ D.C.

Chiropractor in Milford, CT · enumerated 2007 · practices at Mark M. Pomerantz, D.C., P.C..

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

National Provider Identifier

1447470331

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Registry record

Entity type Individual (Type 1)
Name Dr. Mark Michael Pomerantz
Credential MARK POMERANTZ D.C.
Sex Male
Practice address Milford, CT, 06460
Enumeration date Apr 26, 2007
Last updated in NPPES Nov 20, 2007

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

Taxonomy & licenses

111N00000X Chiropractor Chiropractic Providers · License 814 (CT) Primary

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

Is NPI 1447470331 active?
Yes, as of the latest NPPES snapshot, NPI 1447470331 is active (record last updated 2007-11-20).
How do I verify Mark Pomerantz's NPI record?
Cross-check NPI 1447470331 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-11-20.