Lawrence Gralewski, DC
NPI 1790702470 · Chiropractor · Durand, MI
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Gralewski, DC is a Chiropractor provider in Durand, MI (NPI 1790702470).
Provider details
- NPI number
- 1790702470
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- LG005027 (MI)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2014-11-05
Frequently asked questions
- What is Lawrence Gralewski's NPI number?
- Lawrence Gralewski's National Provider Identifier (NPI) is 1790702470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Gralewski's specialty?
- Lawrence Gralewski is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Lawrence Gralewski located?
- Lawrence Gralewski's practice location on file with NPPES is 118 N Saginaw St, Durand, MI 48429-1164.
- What is Lawrence Gralewski's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Gralewski is (989) 288-0800.
- Does Lawrence Gralewski accept Medicare?
- Lawrence Gralewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Gralewski's NPI active?
- Yes — Lawrence Gralewski's NPI (1790702470) is active in the NPPES registry as of the last update on 2014-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.