TIMOTHY P BRENNAN
NPI 1699931444
Social Worker in Brooklyn, NY

NPI Status: Active since July 31, 2008

Contact Information

40 FLATBUSH AVE.
BROOKLYN, NY
ZIP 11201
Phone: (718) 439-4347
Fax: (718) 439-4356

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  • Individual
  • Male
  • Social Worker

About TIMOTHY BRENNAN

This page provides the complete NPI Profile along with additional information for Timothy Brennan, a provider established in Brooklyn, New York with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1699931444 assigned on July 2008. The practitioner's primary taxonomy code is 104100000X with license number 079207-1 (NY). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1699931444
Provider Name
TIMOTHY P BRENNAN
Gender
Male
Entity Type
Individual
Location Address
40 FLATBUSH AVE. BROOKLYN, NY 11201
Location Phone
(718) 439-4347
Location Fax
(718) 439-4356
Mailing Address
40 FLATBUSH AVENUE EXT BROOKLYN, NY 11201
Mailing Phone
(718) 439-4347
Mailing Fax
(718) 439-4356
Is Sole Proprietor?
No
Enumeration Date
07-31-2008
Last Update Date
05-17-2010
Code Navigator

A social worker like Timothy Brennan helps patients solve and cope with problems in their everyday lives, diagnoses and treats mental, behavioral, and emotional problems. Social workers help in wide range of situations, such as adopting a child, illness, divorce, or unemployment.

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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

Social Worker

Taxonomy Code
104100000X
Type
Behavioral Health & Social Service Providers
License No.
079207-1
License State
NY
Taxonomy Description
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

11384 (NY)

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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 1699931444, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 1 + 8 + 3 + 2 + 4 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1699931444.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699931444, enumerated as an "individual" on July 31, 2008.

The provider is located at 40 FLATBUSH AVE. BROOKLYN, NY 11201 and the phone number is (718) 439-4347.

Social Worker with taxonomy code 104100000X.