PROFESSIONAL SERVICES OF HOLY CROSS
NPI 1679437180
Clinic/Center - Health Service in Largo, MD
NPI Status: Active since December 10, 2025
Contact Information
901 HARRY S TRUMAN DR N
LARGO, MD
ZIP 20774
Phone: (301) 557-6000
- Organization
- Clinic/Center
- Health Service
About PROFESSIONAL SERVICES OF HOLY CROSS
This page provides the complete NPI Profile along with additional information for Professional Services Of Holy Cross, a provider established in Largo, Maryland operating as a Clinic/center, focusing in health service . The healthcare provider is registered in the NPI registry with number 1679437180 assigned on December 2025. The practitioner's primary taxonomy code is 261QH0100X. The provider is registered as an organization and their NPI record was last updated February 2026. The authorized official of this NPI record is Julie Keese (Vp, Finance And Cfo)
- NPI
- 1679437180
- Provider Name
- PROFESSIONAL SERVICES OF HOLY CROSS
- Entity Type
- Organization
- Location Address
- 901 HARRY S TRUMAN DR N LARGO, MD 20774
- Location Phone
- (301) 557-6000
- Mailing Address
- PO BOX 531863 ATLANTA, GA 30353
- Mailing Phone
- (301) 557-6000
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- Yes
- Enumeration Date
- 12-10-2025
- Last Update Date
- 02-05-2026
- 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 Health Service
- Taxonomy Code
- 261QH0100X
- Type
- Ambulatory Health Care Facilities
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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 1679437180, 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.
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 70 is 70. 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.
LARGO, MD 20774
UPPER MARLBORO, MD 20774
UPPER MARLBORO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
UPPER MARLBORO, MD 20774
UPPER MARLBORO, MD 20774
UPPER MARLBORO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
UPPER MARLBORO, MD 20774
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1679437180, enumerated as an "organization" on December 10, 2025.
The provider is located at 901 HARRY S TRUMAN DR N LARGO, MD 20774 and the phone number is (301) 557-6000.
Clinic/Center with taxonomy code 261QH0100X and a focus in Health Service.
