MARILYN NYALIMA KASSAY
NPI 1235846940
Social Worker in Laurel, MD

NPI Status: Active since November 02, 2022

Contact Information

12106 WESTLOCK PL
LAUREL, MD
ZIP 20708
Phone: (240) 260-8656

Get Directions Write a Review

  • Individual
  • Female
  • Social Worker

About MARILYN KASSAY

This page provides the complete NPI Profile along with additional information for Marilyn Kassay, a provider established in Laurel, Maryland with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1235846940 assigned on November 2022. The practitioner's primary taxonomy code is 104100000X with license number LG200004700 (DC). The provider is registered as an individual and her NPI record was last updated March 2026.

NPI
1235846940
Provider Name
MARILYN NYALIMA KASSAY
Gender
Female
Entity Type
Individual
Location Address
12106 WESTLOCK PL LAUREL, MD 20708
Location Phone
(240) 260-8656
Mailing Address
12106 WESTLOCK PL LAUREL, MD 20708
Mailing Phone
(240) 260-8656
Is Sole Proprietor?
No
Enumeration Date
11-02-2022
Last Update Date
03-11-2026
Code Navigator

A social worker like Marilyn Kassay 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.

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

Social Worker

Taxonomy Code
104100000X
Type
Behavioral Health & Social Service Providers
License No.
LG200004700
License State
DC
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)
1171M00000XOther Service Providers

Case Manager/Care Coordinator

 

Reviews for MARILYN NYALIMA KASSAY

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 1235846940, 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
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 3 → 6 8 → 16 → 7 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 1 + 6 + 4 + 1 + 2 + 9 + 8 + 24 = 70

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

The next multiple of ten after 70 is 70. The difference is the calculated check digit.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1235846940.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Case Manager/Care Coordinator
12106 WESTLOCK PL
LAUREL, MD 20708

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235846940, enumerated as an "individual" on November 02, 2022.

The provider is located at 12106 WESTLOCK PL LAUREL, MD 20708 and the phone number is (240) 260-8656.

Social Worker with taxonomy code 104100000X.