NOTARY SIGN CHICAGO LLC
NPI 1821740481
Clinical Medical Laboratory in Chicago, IL

NPI Status: Active since January 24, 2022

Contact Information

3955 W IRVING PARK RD
CHICAGO, IL
ZIP 60618
Phone: (312) 468-3556

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  • Organization
  • Clinical Medical Laboratory
  • CLIA Number: 14D2255568
  • CLIA Cert. Type: Independent
  • CLIA Exp. Date: 06-15-2027

About NOTARY SIGN CHICAGO LLC

This page provides the complete NPI Profile along with additional information for Notary Sign Chicago Llc, a provider established in Chicago, Illinois operating as a Clinical Medical Laboratory. The healthcare provider is registered in the NPI registry with number 1821740481 assigned on January 2022. The practitioner's primary taxonomy code is 291U00000X. 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 Jasmeka N Boyd (Owner)

NPI
1821740481
Provider Name
NOTARY SIGN CHICAGO LLC
Entity Type
Organization
Location Address
3955 W IRVING PARK RD CHICAGO, IL 60618
Location Phone
(312) 468-3556
Mailing Address
3955 W IRVING PARK RD CHICAGO, IL 60618
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-24-2022
Last Update Date
05-21-2025
Code Navigator

Establishments like Notary Sign Chicago 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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1251K00000XAgencies

Public Health or Welfare

 
2251S00000XAgencies

Community/Behavioral Health

 
3302R00000XManaged Care Organizations

Health Maintenance Organization

 

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

JASMEKA N BOYD

Authorized Official Title
OWNER
Authorized Official Phone
(773) 497-3092

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
14D2255568
Facility Type
Independent
Certificate Effective Date
June 16, 2025
Certificate Expiration Date
June 15, 2027
Laboratory Director
JASMEKA N. BOYD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Notary Sign Chicago 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 1821740481, 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
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 2 → 4 7 → 14 → 5 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 1 + 4 + 4 + 0 + 4 + 1 + 6 + 24 = 59

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.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1821740481.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821740481, enumerated as an "organization" on January 24, 2022.

The provider is located at 3955 W IRVING PARK RD CHICAGO, IL 60618 and the phone number is (312) 468-3556.

Clinical Medical Laboratory with taxonomy code 291U00000X.