DR. NANCY O BLOCK D.D.S.
NPI 1700962750
Dentist - General Practice in Chicago, IL

Q: What is Nancy Block's NPI number?

The NPI number for Nancy Block is 1700962750. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Q: What is Nancy Block's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Nancy Block was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 31, 2006

100 EAST WALTON OFFICE CENTER, SUITE 400 EAST, CHICAGO, IL 60611(312) 649-1666(312) 649-2419 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Nancy O Block D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NANCY O BLOCK D.D.S. (NPI 1700962750) is an individual general practice provider in Chicago, Illinois and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1700962750

Entity TypeIndividualFemale

Primary Taxonomy1223G0001X

Provider Legal NameDR. NANCY O BLOCKCredential: D.D.S.

Location Address100 EAST WALTON OFFICE CENTER, SUITE 400 EASTChicago, IL 60611

Mailing Address100 East Walton Office Center, Suite 400 EastChicago, IL 60611 · (312) 649-1666 · Fax (312) 649-2419

Phone(312) 649-1666

Fax(312) 649-2419

Sole ProprietorYes

Enumeration DateOctober 31, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1700962750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

100 EAST WALTON OFFICE CENTER, Chicago, IL 60611

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nancy Block's NPI number?

The NPI number for Nancy Block is 1700962750. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Where is Nancy Block located?

Nancy Block practices at 100 East Walton Office Center Suite 400 East, Chicago, IL 60611. The listed phone number is (312) 649-1666.

What is Nancy Block's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

What insurance does Nancy Block accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Humana list Nancy Block as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nancy Block was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.