MISSIONARY SISTERS HEALTHCARE SERVICES
NPI 1558201491
Clinic/Center - Developmental Disabilities in Washington, DC
NPI Status: Active since March 31, 2026
Contact Information
7600 GEORGIA AVE NW
WASHINGTON, DC
ZIP 20012
Phone: (443) 834-3074
- Organization
- Clinic/Center
- Developmental Disabilities
About MISSIONARY SISTERS HEALTHCARE SERVICES
This page provides the complete NPI Profile along with additional information for Missionary Sisters Healthcare Services, a provider established in Washington, District Of Columbia operating as a Clinic/center, focusing in developmental disabilities . The healthcare provider is registered in the NPI registry with number 1558201491 assigned on March 2026. The practitioner's primary taxonomy code is 261QD1600X. The provider is registered as an organization and their NPI record was last updated March 2026. The authorized official of this NPI record is Anthonia Nwoga (Ceo)
- NPI
- 1558201491
- Provider Name
- MISSIONARY SISTERS HEALTHCARE SERVICES
- Entity Type
- Organization
- Location Address
- 7600 GEORGIA AVE NW WASHINGTON, DC 20012
- Location Phone
- (443) 834-3074
- Mailing Address
- 7600 GEORGIA AVE NW WASHINGTON, DC 20012
- Mailing Phone
- (443) 834-3074
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-31-2026
- Last Update Date
- 03-31-2026
- Code Navigator
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
Clinic/Center Developmental Disabilities
- Taxonomy Code
- 261QD1600X
- Type
- Ambulatory Health Care Facilities
- Taxonomy Description
- An entity, facility, or distinct part of a facility providing comprehensive, multidiscipline diagnostic, treatment, therapy, training, and counseling services to children with congenital disorders that precipitate developmental delays and in many instances mental deficiencies (e.g., Cerebral Palsy, metabolic disorders, Sturge-Weber Syndrome, etc.).
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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 1558201491, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 59 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
WASHINGTON, DC 20012
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1558201491, enumerated as an "organization" on March 31, 2026.
The provider is located at 7600 GEORGIA AVE NW WASHINGTON, DC 20012 and the phone number is (443) 834-3074.
Clinic/Center with taxonomy code 261QD1600X and a focus in Developmental Disabilities.
