OrganizationActive
Gz Service Inc
NPI 1619596624 · Oxygen Equipment & Supplies (DME) · Mundelein, IL
Gz Service Inc is a Oxygen Equipment & Supplies (DME) organization in Mundelein, IL (NPI 1619596624).
Provider details
- NPI number
- 1619596624
- Entity type
- Organization
- Primary specialty
- Oxygen Equipment & Supplies (DME)Suppliers
- Organization subpart
- No
- Authorized official
- Grigoriy Zelichenko, President(847) 749-5598
Specialties & taxonomies
Suppliers
Profile Score
Established profile(64/100 index)
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
576 Jennifer Cir
Mundelein, IL 60060-4110
Phone: (847) 293-6903
Street-level locationGet directions
Mailing address
576 Jennifer Cir
Mundelein, IL 60060-4110
Registry dates
- Enumerated
- 2020-04-09
- Last updated
- 2020-04-09
- Certified
- 2020-04-09
Frequently asked questions
- What is Gz Service Inc's NPI number?
- Gz Service Inc's National Provider Identifier (NPI) is 1619596624, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gz Service Inc?
- Gz Service Inc is classified in the NPPES registry as Oxygen Equipment & Supplies (DME) (Suppliers).
- Where is Gz Service Inc located?
- Gz Service Inc's practice location on file with NPPES is 576 Jennifer Cir, Mundelein, IL 60060-4110.
- What is Gz Service Inc's phone number?
- The practice phone number listed in the NPPES registry for Gz Service Inc is (847) 293-6903.
- Who is the authorized official for Gz Service Inc?
- The authorized official listed on Gz Service Inc's NPPES record is Grigoriy Zelichenko, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gz Service Inc's NPI active?
- Yes — Gz Service Inc's NPI (1619596624) is active in the NPPES registry as of the last update on 2020-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.