GRZEGORZ BIGAJ DN LAC INC
NPI 1578494159
Naprapath in Northbrook, IL
NPI Status: Active since May 25, 2026
Contact Information
1500 SHERMER RD STE 334W
NORTHBROOK, IL
ZIP 60062
Phone: (773) 879-7401
This NPI profile has been added to the NPI registry within the last 30 days.
- Organization
- Naprapath
About GRZEGORZ BIGAJ DN LAC INC
This page provides the complete NPI Profile along with additional information for Grzegorz Bigaj Dn Lac Inc, a provider established in Northbrook, Illinois operating as a Naprapath. The healthcare provider is registered in the NPI registry with number 1578494159 assigned on May 2026. The practitioner's primary taxonomy code is 172P00000X. The provider is registered as an organization and their NPI record was last updated May 2026. Grzegorz Bigaj Dn Lac Inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Grzegorz Bigaj Nd (President)
- NPI
- 1578494159
- Provider Name
- GRZEGORZ BIGAJ DN LAC INC
- Entity Type
- Organization
- Location Address
- 1500 SHERMER RD STE 334W NORTHBROOK, IL 60062
- Location Phone
- (773) 879-7401
- Mailing Address
- 1500 SHERMER RD STE 334W NORTHBROOK, IL 60062
- Mailing Phone
- (773) 879-7401
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-25-2026
- Last Update Date
- 05-25-2026
- 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
Naprapath
- Taxonomy Code
- 172P00000X
- Type
- Other Service Providers
- Taxonomy Description
- Naprapathy means a branch of medicine that focuses on the evaluation and treatment of neuron-muscular conditions. Doctors of naprapathy are connective tissue specialists. Education and training are defined through individual states' licensing/certification requirements.
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 | 171100000X | Other Service Providers | Acupuncturist |
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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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 1578494159, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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 71 is 80. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1578494159, enumerated as an "organization" on May 25, 2026.
The provider is located at 1500 SHERMER RD STE 334W NORTHBROOK, IL 60062 and the phone number is (773) 879-7401.
Naprapath with taxonomy code 172P00000X.
