IRENA VEKSLER-OFFENGENDEN M.D.
NPI 1508807603
Allergy & Immunology in Fairfield, CT

NPI Status: Active since June 09, 2006

Contact Information

55 WALLS DR
STE. 405
FAIRFIELD, CT
ZIP 06824
Phone: (203) 259-7070
Fax: (203) 254-7402

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  • Individual
  • Female
  • Allergy & Immunology

About IRENA VEKSLER-OFFENGENDEN

This page provides the complete NPI Profile along with additional information for Irena Veksler-offengenden, a provider established in Fairfield, Connecticut with a medical specialization in Allergy & Immunology. The healthcare provider is registered in the NPI registry with number 1508807603 assigned on June 2006. The practitioner's primary taxonomy code is 207K00000X with license number 043202 (CT). The provider is registered as an individual and her NPI record was last updated 15 years ago.

NPI
1508807603
Provider Name
IRENA VEKSLER-OFFENGENDEN M.D.
Gender
Female
Entity Type
Individual
Location Address
55 WALLS DR STE. 405 FAIRFIELD, CT 06824
Location Phone
(203) 259-7070
Location Fax
(203) 254-7402
Mailing Address
55 WALLS DR STE. 405 FAIRFIELD, CT 06824
Mailing Phone
(203) 259-7070
Mailing Fax
(203) 254-7402
Is Sole Proprietor?
No
Enumeration Date
06-09-2006
Last Update Date
05-02-2011
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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

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
License No.
043202
License State
CT
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
030000136MEDICARE ID-TYPE UNSPECIFIED (04)CT 
I40249MEDICARE UPIN (02) 

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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 1508807603, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
0
Doubled → 0
Check
3
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 0 → 0 8 → 16 → 7 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 6 + 0 + 1 + 4 + 6 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1508807603.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Allergy & Immunology
55 WALLS DR, STE. 405
FAIRFIELD, CT 06824
Allergy & Immunology
55 WALLS DR, STE 405
FAIRFIELD, CT 06824
Allergy & Immunology
55 WALLS DR, SUITE 405
FAIRFIELD, CT 06824
Occupational Therapist
55 WALLS DR
FAIRFIELD, CT 06824
Marriage & Family Therapist
55 WALLS DR, STE 206
FAIRFIELD, CT 06824
Speech-Language Pathologist
55 WALLS DR
FAIRFIELD, CT 06824

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508807603, enumerated as an "individual" on June 09, 2006.

The provider is located at 55 WALLS DR STE. 405 FAIRFIELD, CT 06824 and the phone number is (203) 259-7070.

Allergy & Immunology with taxonomy code 207K00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.