ELITE DEVELOPMENTAL SERVICES LLC
NPI 1992649172
Registered Nurse - Case Management in Washington, DC

NPI Status: Active since April 16, 2026

Contact Information

1629 K ST NW STE 300
WASHINGTON, DC
ZIP 20006
Phone: (240) 510-8678

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  • Organization
  • Registered Nurse
  • Case Management

About ELITE DEVELOPMENTAL SERVICES LLC

This page provides the complete NPI Profile along with additional information for Elite Developmental Services Llc, a provider established in Washington, District Of Columbia operating as a Registered Nurse, focusing in case management . The healthcare provider is registered in the NPI registry with number 1992649172 assigned on April 2026. The practitioner's primary taxonomy code is 163WC0400X. The provider is registered as an organization and their NPI record was last updated April 2026. Elite Developmental Services Llc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Constance Bartu Phd (Ceo)

NPI
1992649172
Provider Name
ELITE DEVELOPMENTAL SERVICES LLC
Entity Type
Organization
Location Address
1629 K ST NW STE 300 WASHINGTON, DC 20006
Location Phone
(240) 510-8678
Mailing Address
3332 CHAUNCEY PL MOUNT RAINIER, MD 20712
Mailing Phone
(240) 510-8678
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-16-2026
Last Update Date
04-16-2026
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A registered nurse (RN) like Elite Developmental Services Llc coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.

Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.

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

Registered Nurse Case Management

Taxonomy Code
163WC0400X
Type
Nursing Service Providers

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

CONSTANCE BARTU PHD

Authorized Official Title
CEO
Authorized Official Phone
(240) 510-8678

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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 1992649172, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
2
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 6 → 12 → 3 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 2 + 4 + 1 + 8 + 1 + 1 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1992649172.

Other Providers at the Same Location


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

Counselor
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Mental Health)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Social Worker (Clinical)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Social Worker (Clinical)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Professional)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Professional)
1629 K ST NW STE 300
WASHINGTON, DC 20006
In Home Supportive Care
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Professional)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Mental Health)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Professional)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Home Health
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Mental Health)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Case Management
1629 K ST NW STE 300
WASHINGTON, DC 20006
Psychologist (Clinical)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Case Management
1629 K ST NW STE 300
WASHINGTON, DC 20006
Nursing Care
1629 K ST NW STE 300
WASHINGTON, DC 20006
In Home Supportive Care
1629 K ST NW STE 300
WASHINGTON, DC 20006
Counselor (Professional)
1629 K ST NW STE 300
WASHINGTON, DC 20006
Home Health
1629 K ST NW STE 300
WASHINGTON, DC 20006

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992649172, enumerated as an "organization" on April 16, 2026.

The provider is located at 1629 K ST NW STE 300 WASHINGTON, DC 20006 and the phone number is (240) 510-8678.

Registered Nurse with taxonomy code 163WC0400X and a focus in Case Management.