RENATA WITKOWSKA ASTHMA ALLERGY AND SINUS PLLC
NPI 1326361270
Allergy & Immunology in Suffern, NY

NPI Status: Active since March 07, 2010

Contact Information

154 ORANGE AVE
SUFFERN, NY
ZIP 10901
Phone: (845) 563-9990
Fax: (845) 563-9992

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  • Organization
  • Allergy & Immunology

About RENATA WITKOWSKA ASTHMA ALLERGY AND SINUS PLLC

This page provides the complete NPI Profile along with additional information for Renata Witkowska Asthma Allergy And Sinus Pllc, a provider established in Suffern, New York operating as a Allergy & Immunology. The healthcare provider is registered in the NPI registry with number 1326361270 assigned on March 2010. The practitioner's primary taxonomy code is 207K00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Renata Witkowska (Md)

NPI
1326361270
Provider Name
RENATA WITKOWSKA ASTHMA ALLERGY AND SINUS PLLC
Entity Type
Organization
Location Address
154 ORANGE AVE SUFFERN, NY 10901
Location Phone
(845) 563-9990
Location Fax
(845) 563-9992
Mailing Address
23 ROCKLEDGE DR SUFFERN, NY 10901
Mailing Phone
(845) 563-9990
Mailing Fax
(845) 563-9992
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-07-2010
Last Update Date
06-10-2025
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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
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.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

RENATA WITKOWSKA

Authorized Official Title
MD
Authorized Official Phone
(845) 568-7338

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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 1326361270, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
3
Unchanged
Pos 3
2
Doubled → 4
Pos 4
6
Unchanged
Pos 5
3
Doubled → 6
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
0
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 2 → 4 3 → 6 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 4 + 6 + 6 + 6 + 2 + 2 + 1 + 4 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1326361270.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1326361270, enumerated as an "organization" on March 07, 2010.

The provider is located at 154 ORANGE AVE SUFFERN, NY 10901 and the phone number is (845) 563-9990.

Allergy & Immunology with taxonomy code 207K00000X.