DR. DENA J FISCHER DDS,MSD,MS
NPI 1669425005
Dentist - General Practice in Chicago, IL

NPI Status: Active since May 18, 2006

Contact Information

UNIVERSITY OF ILLINOIS AT CHICAGO
801 S PAULINA STREET, MC 838
CHICAGO, IL
ZIP 60612
Phone: (312) 996-1105
Fax: (312) 355-2688

Get Directions Write a Review

  • Individual
  • Female
  • Dentist
  • General Practice

About DENA FISCHER

This page provides the complete NPI Profile along with additional information for Dena Fischer, a provider established in Chicago, Illinois with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1669425005 assigned on May 2006. The practitioner's primary taxonomy code is 1223G0001X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1669425005
Provider Name
DR. DENA J FISCHER DDS,MSD,MS
Gender
Female
Entity Type
Individual
Location Address
UNIVERSITY OF ILLINOIS AT CHICAGO 801 S PAULINA STREET, MC 838 CHICAGO, IL 60612
Location Phone
(312) 996-1105
Location Fax
(312) 355-2688
Mailing Address
2700 N SEMINARY AVE APT E CHICAGO, IL 60614
Mailing Phone
(312) 513-0323
Mailing Fax
(312) 355-2688
Is Sole Proprietor?
No
Enumeration Date
05-18-2006
Last Update Date
07-08-2007
Code Navigator

A dentist like Dena Fischer is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License State
IL
Taxonomy Description
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
11223G0001XDental Providers

Dentist
General Practice

DE00008973 (WA)

Reviews for DR. DENA J FISCHER DDS,MSD,MS

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1669425005, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
0
Doubled → 0
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 4 → 8 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 1 + 2 + 9 + 8 + 2 + 1 + 0 + 0 + 0 + 24 = 55

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1669425005.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669425005, enumerated as an "individual" on May 18, 2006.

The provider is located at UNIVERSITY OF ILLINOIS AT CHICAGO 801 S PAULINA STREET, MC 838 CHICAGO, IL 60612 and the phone number is (312) 996-1105.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.