OrganizationActive
Grzegorz Bigaj Dn Lac Inc
NPI 1578494159 · Naprapath · Northbrook, IL
Grzegorz Bigaj Dn Lac Inc is a Naprapath organization in Northbrook, IL (NPI 1578494159).
Provider details
- NPI number
- 1578494159
- Entity type
- Organization
- Primary specialty
- NaprapathOther Service Providers
- Organization subpart
- No
- Authorized official
- Grzegorz Bigaj, President(773) 879-7401
Specialties & taxonomies
Other Service Providers
- Acupuncturist171100000X
Other Service Providers
Profile Score
Established profile(52/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1500 Shermer Rd Ste 334w
Northbrook, IL 60062-5345
Phone: (773) 879-7401
Street-level locationGet directions
Mailing address
1500 Shermer Rd Ste 334w
Northbrook, IL 60062-5345
Registry dates
- Enumerated
- 2026-05-25
- Last updated
- 2026-05-25
- Certified
- 2026-05-25
Frequently asked questions
- What is Grzegorz Bigaj Dn Lac Inc's NPI number?
- Grzegorz Bigaj Dn Lac Inc's National Provider Identifier (NPI) is 1578494159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Grzegorz Bigaj Dn Lac Inc?
- Grzegorz Bigaj Dn Lac Inc is classified in the NPPES registry as Naprapath (Other Service Providers).
- Where is Grzegorz Bigaj Dn Lac Inc located?
- Grzegorz Bigaj Dn Lac Inc's practice location on file with NPPES is 1500 Shermer Rd Ste 334w, Northbrook, IL 60062-5345.
- What is Grzegorz Bigaj Dn Lac Inc's phone number?
- The practice phone number listed in the NPPES registry for Grzegorz Bigaj Dn Lac Inc is (773) 879-7401.
- Who is the authorized official for Grzegorz Bigaj Dn Lac Inc?
- The authorized official listed on Grzegorz Bigaj Dn Lac Inc's NPPES record is Grzegorz Bigaj, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Grzegorz Bigaj Dn Lac Inc's NPI active?
- Yes — Grzegorz Bigaj Dn Lac Inc's NPI (1578494159) is active in the NPPES registry as of the last update on 2026-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.