DARREL TRENT LEWIS LICSW
NPI 1124149505
Social Worker - Clinical in Washington, DC

NPI Status: Active since April 03, 2007

Contact Information

110 IRVING ST NW # 2A38
WASHINGTON, DC
ZIP 20010
Phone: (202) 877-2848
Fax: (202) 877-6292

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  • Individual
  • Male
  • Social Worker
  • Clinical

About DARREL LEWIS

This page provides the complete NPI Profile along with additional information for Darrel Lewis, a provider established in Washington, District Of Columbia with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1124149505 assigned on April 2007. The practitioner's primary taxonomy code is 1041C0700X with license number LC300422 (DC). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1124149505
Provider Name
DARREL TRENT LEWIS LICSW
Gender
Male
Entity Type
Individual
Location Address
110 IRVING ST NW # 2A38 WASHINGTON, DC 20010
Location Phone
(202) 877-2848
Location Fax
(202) 877-6292
Mailing Address
110 IRVING ST NW # 2A38 WASHINGTON, DC 20010
Mailing Phone
(202) 877-2848
Mailing Fax
(202) 877-6292
Is Sole Proprietor?
No
Enumeration Date
04-03-2007
Last Update Date
07-08-2007
Code Navigator

A clinical social worker like Darrel Lewis is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

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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 Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
LC300422
License State
DC
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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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 1124149505, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
5
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 1 → 2 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 2 + 4 + 1 + 8 + 5 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1124149505.

Other Providers at the Same Location


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

Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Rheumatology)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Cardiovascular Disease)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Rheumatology)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Infectious Disease)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Cardiovascular Disease)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine (Rheumatology)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Psychologist (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Psychologist (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Nurse Practitioner
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Nurse Practitioner
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Internal Medicine
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Nurse Practitioner
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Social Worker (Clinical)
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010
Dietitian, Registered
110 IRVING ST NW # 2A38
WASHINGTON, DC 20010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124149505, enumerated as an "individual" on April 03, 2007.

The provider is located at 110 IRVING ST NW # 2A38 WASHINGTON, DC 20010 and the phone number is (202) 877-2848.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.