Greenbax Health Solutions, LLC
NPI 1538792221 · Primary Care Clinic/Center · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greenbax Health Solutions, LLC is a Primary Care Clinic/Center organization in Chicago, IL (NPI 1538792221).
Provider details
- NPI number
- 1538792221
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Gregory Vachon, Chief Medical Officer(312) 285-7678
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-02-20
- Last updated
- 2020-09-23
- Certified
- 2020-09-23
Frequently asked questions
- What is Greenbax Health Solutions, LLC's NPI number?
- Greenbax Health Solutions, LLC's National Provider Identifier (NPI) is 1538792221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Greenbax Health Solutions, LLC?
- Greenbax Health Solutions, LLC is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Greenbax Health Solutions, LLC located?
- Greenbax Health Solutions, LLC's practice location on file with NPPES is 4922 W Chicago Ave, Chicago, IL 60651-3142.
- What is Greenbax Health Solutions, LLC's phone number?
- The practice phone number listed in the NPPES registry for Greenbax Health Solutions, LLC is (312) 285-7678.
- Does Greenbax Health Solutions, LLC accept Medicare?
- Greenbax Health Solutions, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Greenbax Health Solutions, LLC?
- The authorized official listed on Greenbax Health Solutions, LLC's NPPES record is Gregory Vachon, Chief Medical Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Greenbax Health Solutions, LLC's NPI active?
- Yes — Greenbax Health Solutions, LLC's NPI (1538792221) is active in the NPPES registry as of the last update on 2020-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.