ARTHRITIS & RHEUMATISM ASSOCIATES, P.C.
NPI 1013605609
Non-Pharmacy Dispensing Site in Silver Spring, MD
NPI Status: Active since May 01, 2023
Contact Information
12255 PROSPERITY DR STE 200
SILVER SPRING, MD
ZIP 20904
Phone: (301) 942-7600
NPPES record last updated: November 11, 2025. Verified against the NPPES registry weekly; last sync: July 12, 2026.
Record update history: Nov 11, 2025, May 1, 2023 (2 updates tracked since 2023).
- Organization
- Non-Pharmacy Dispensing Site
- CLIA Number: 21D2330054
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 09-09-2027
About ARTHRITIS & RHEUMATISM ASSOCIATES, P.C.
This page provides the complete NPI Profile along with additional information for Arthritis & Rheumatism Associates, P.c., a provider established in Silver Spring, Maryland operating as a Non-pharmacy Dispensing Site. The healthcare provider is registered in the NPI registry with number 1013605609 assigned on May 2023. The practitioner's primary taxonomy code is 332900000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Joshua D Kjolhede (Human Resources Generalist)
- NPI
- 1013605609
- Provider Name
- ARTHRITIS & RHEUMATISM ASSOCIATES, P.C.
- Entity Type
- Organization
- Location Address
- 12255 PROSPERITY DR STE 200 SILVER SPRING, MD 20904
- Location Phone
- (301) 942-7600
- Mailing Address
- 7361 CALHOUN PL STE 600 ROCKVILLE, MD 20855
- Mailing Phone
- (301) 942-7600
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- Yes
- Enumeration Date
- 05-01-2023
- Last Update Date
- 11-11-2025
- 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
Non-Pharmacy Dispensing Site
- Taxonomy Code
- 332900000X
- Type
- Suppliers
- Taxonomy Description
- A site other than a pharmacy that dispenses medicinal preparations under the supervision of a physician to patients for self-administration. (e.g. physician offices, ER, Urgent Care Centers, Rural Health Facilities, etc.)
CLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 21D2330054
- Facility Type
- Physician Office
- Certificate Effective Date
- September 10, 2025
- Certificate Expiration Date
- September 09, 2027
- Laboratory Director
- NITASHA KUMAR
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Arthritis & Rheumatism Associates, P.c. to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.
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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 1013605609, we treat the final digit (9) 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 41. The final step is to find the difference between that total and the next multiple of ten (50 - 41 = 9).
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 41 is 50. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1013605609, enumerated as an "organization" on May 01, 2023.
The provider is located at 12255 PROSPERITY DR STE 200 SILVER SPRING, MD 20904 and the phone number is (301) 942-7600.
Non-Pharmacy Dispensing Site with taxonomy code 332900000X.
