MARK ANDREW CROSSEN LMSW
NPI 1265180897
Social Worker in Marietta, GA

NPI Status: Active since March 14, 2022

Contact Information

1121 JOHNSON FERRY RD STE 450
MARIETTA, GA
ZIP 30068
Phone: (770) 694-6349

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  • Individual
  • Male
  • Social Worker

About MARK CROSSEN

This page provides the complete NPI Profile along with additional information for Mark Crossen, a provider established in Marietta, Georgia with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1265180897 assigned on March 2022. The practitioner's primary taxonomy code is 104100000X with license number MSW009757 (GA). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1265180897
Provider Name
MARK ANDREW CROSSEN LMSW
Other Name
MR. MARK ANDREW CROSSEN LMSW
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
1121 JOHNSON FERRY RD STE 450 MARIETTA, GA 30068
Location Phone
(770) 694-6349
Mailing Address
1121 JOHNSON FERRY RD STE 450 MARIETTA, GA 30068
Mailing Phone
(770) 694-6349
Is Sole Proprietor?
No
Enumeration Date
03-14-2022
Last Update Date
11-05-2022
Code Navigator

A social worker like Mark Crossen 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

Secondary Locations

  • 1810 Mulkey Rd Ste 202
    Austell, GA 30106
    (770) 694-6349

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.
MSW009757
License State
GA
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.

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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 1265180897, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 6 → 12 → 3 1 → 2 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 2 + 5 + 2 + 8 + 0 + 8 + 1 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1265180897.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Counselor (Professional)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Registered Nurse (Psychiatric/Mental Health)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Physician Assistant (Medical)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Psychiatry & Neurology (Psychiatry)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Nurse Practitioner (Psychiatric/Mental Health)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Physician Assistant
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068
Nurse Practitioner (Psychiatric/Mental Health)
1121 JOHNSON FERRY RD STE 450
MARIETTA, GA 30068

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265180897, enumerated as an "individual" on March 14, 2022.

The provider is located at 1121 JOHNSON FERRY RD STE 450 MARIETTA, GA 30068 and the phone number is (770) 694-6349.

Social Worker with taxonomy code 104100000X.