OLANREWAJU OLAPEJU MD
NPI 1609441815
Pathology - Anatomic Pathology & Clinical Pathology in Chicago, IL
NPI Status: Active since May 21, 2021
Contact Information
251 E HURON ST
CHICAGO, IL
ZIP 60611
Phone: (312) 926-2000
- Individual
- Male
- Pathology
- Anatomic Pathology & Clinical Pathology
About OLANREWAJU OLAPEJU
This page provides the complete NPI Profile along with additional information for Olanrewaju Olapeju, a provider established in Chicago, Illinois with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1609441815 assigned on May 2021. The practitioner's primary taxonomy code is 207ZP0102X with license number 036.173898 (IL). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1609441815
- Provider Name
- OLANREWAJU OLAPEJU MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 251 E HURON ST CHICAGO, IL 60611
- Location Phone
- (312) 926-2000
- Mailing Address
- 251 E HURON ST CHICAGO, IL 60611
- Mailing Phone
- (312) 926-2000
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-21-2021
- Last Update Date
- 06-19-2025
- 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
Pathology Anatomic Pathology & Clinical Pathology
- Taxonomy Code
- 207ZP0102X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 036.173898
- License State
- IL
- Taxonomy Description
- A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
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) |
|---|---|---|---|---|
| 1 | 390200000X | Student, Health Care | Student in an Organized Health Care Education/Training Program |
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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 1609441815, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).
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 65 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.
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1609441815, enumerated as an "individual" on May 21, 2021.
The provider is located at 251 E HURON ST CHICAGO, IL 60611 and the phone number is (312) 926-2000.
Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.
