JENNIFER VOLOSIK
NPI 1639961667
Specialist in Port Jeff Sta, NY

NPI Status: Active since May 17, 2025

Contact Information

299 HALLOCK AVE
PORT JEFF STA, NY
ZIP 11776
Phone: (631) 473-4284

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  • Individual
  • Female
  • Specialist

About JENNIFER VOLOSIK

This page provides the complete NPI Profile along with additional information for Jennifer Volosik, a provider established in Port Jeff Sta, New York with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1639961667 assigned on May 2025. The practitioner's primary taxonomy code is 174400000X with license number 677728 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1639961667
Provider Name
JENNIFER VOLOSIK
Gender
Female
Entity Type
Individual
Location Address
299 HALLOCK AVE PORT JEFF STA, NY 11776
Location Phone
(631) 473-4284
Mailing Address
528 S HARBOR RD SOUTHOLD, NY 11971
Mailing Phone
(631) 806-2347
Is Sole Proprietor?
No
Enumeration Date
05-17-2025
Last Update Date
05-17-2025
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
677728
License State
NY
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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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 1639961667, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
7
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 3 → 6 9 → 18 → 9 1 → 2 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 8 + 6 + 2 + 6 + 1 + 2 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1639961667.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Early Intervention Provider Agency
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Occupational Therapist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Student in an Organized Health Care Education/Training Program
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Case Management
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Case Manager/Care Coordinator
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Social Worker
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Occupational Therapist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Specialist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Student in an Organized Health Care Education/Training Program
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Student in an Organized Health Care Education/Training Program
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFF STA, NY 11776
Specialist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFF STA, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Speech-Language Pathologist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Case Manager/Care Coordinator
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776
Occupational Therapist
299 HALLOCK AVE
PORT JEFFERSON STATION, NY 11776

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639961667, enumerated as an "individual" on May 17, 2025.

The provider is located at 299 HALLOCK AVE PORT JEFF STA, NY 11776 and the phone number is (631) 473-4284.

Specialist with taxonomy code 174400000X.