Advanced Gi, LLC
NPI 1942795422 · Gastroenterology Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Advanced Gi, LLC is a Gastroenterology Physician organization in Chicago, IL (NPI 1942795422).
Provider details
- NPI number
- 1942795422
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Carl Atallah, Owner(773) 281-5818
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-06-27
- Last updated
- 2025-01-28
- Certified
- 2025-01-28
Frequently asked questions
- What is Advanced Gi, LLC's NPI number?
- Advanced Gi, LLC's National Provider Identifier (NPI) is 1942795422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advanced Gi, LLC?
- Advanced Gi, LLC is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Advanced Gi, LLC located?
- Advanced Gi, LLC's practice location on file with NPPES is 3000 N Halsted St Ste 623, Chicago, IL 60657-5196.
- What is Advanced Gi, LLC's phone number?
- The practice phone number listed in the NPPES registry for Advanced Gi, LLC is (773) 281-5818.
- Does Advanced Gi, LLC accept Medicare?
- Advanced Gi, 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 Advanced Gi, LLC?
- The authorized official listed on Advanced Gi, LLC's NPPES record is Carl Atallah, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advanced Gi, LLC's NPI active?
- Yes — Advanced Gi, LLC's NPI (1942795422) is active in the NPPES registry as of the last update on 2025-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.