RHODE ISLAND DIAGNOSTIC CENTER, LLC
NPI 1609114404
Clinical Medical Laboratory in East Greenwich, RI
NPI Status: Active since January 29, 2013
Contact Information
58 MAIN ST
SUITE 201
EAST GREENWICH, RI
ZIP 02818
Phone: (401) 622-4488
- Organization
- Clinical Medical Laboratory
- CLIA Number: 41D2200688
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 11-16-2026
About RHODE ISLAND DIAGNOSTIC CENTER, LLC
This page provides the complete NPI Profile along with additional information for Rhode Island Diagnostic Center, Llc, a provider established in East Greenwich, Rhode Island operating as a Clinical Medical Laboratory. The healthcare provider is registered in the NPI registry with number 1609114404 assigned on January 2013. The practitioner's primary taxonomy code is 291U00000X. The provider is registered as an organization and their NPI record was last updated 13 years ago. The authorized official of this NPI record is Dr. Alexander E Istomin Md Md (Laboratory Director)
- NPI
- 1609114404
- Provider Name
- RHODE ISLAND DIAGNOSTIC CENTER, LLC
- Entity Type
- Organization
- Location Address
- 58 MAIN ST SUITE 201 EAST GREENWICH, RI 02818
- Location Phone
- (401) 622-4488
- Mailing Address
- 58 MAIN ST SUITE 201 EAST GREENWICH, RI 02818
- Mailing Phone
- (401) 622-4488
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 01-29-2013
- Last Update Date
- 01-29-2013
- Code Navigator
Establishments like Rhode Island Diagnostic Center, Llc are healthcare facilities that may perform a wide range of laboratory procedures, assisted by doctors and medical technologists. Laboratories can be categorized according to their function as common diagnostic labs or specialty labs that conduct specialized or confirmatory tests. Different clinical laboratories could specialize in clinical chemistry, clinical microbiology, hematology, serology, clinical microscopy, cytopathology, molecular biology, or public health. Please inquire directly with this provider to confirm their test menu.
Clinical labs in the U.S. that perform human testing are regulated by the Centers for Medicare & Medicaid Services (CMS) through the Clinical Laboratory Improvement Amendments (CLIA) program. The purpose of the CLIA program is to guarantee the quality of laboratory testing. This provider has a CLIA number assigned, and undergoes regular inspections to ensure compliance and quality.
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
Clinical Medical Laboratory
- Taxonomy Code
- 291U00000X
- Type
- Laboratories
- Taxonomy Description
- (1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
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
- 41D2200688
- Facility Type
- Physician Office
- Certificate Effective Date
- November 17, 2024
- Certificate Expiration Date
- November 16, 2026
- Laboratory Director
- CAROLINE CHANG
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Rhode Island Diagnostic Center, Llc 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 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 1609114404, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).
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 56 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1609114404, enumerated as an "organization" on January 29, 2013.
The provider is located at 58 MAIN ST SUITE 201 EAST GREENWICH, RI 02818 and the phone number is (401) 622-4488.
Clinical Medical Laboratory with taxonomy code 291U00000X.
