Advance Inpatient Medicine LLC
NPI 1265989875 · Hospitalist Physician · Oak Brook, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Advance Inpatient Medicine LLC is a Hospitalist Physician organization in Oak Brook, IL (NPI 1265989875).
Provider details
- NPI number
- 1265989875
- Entity type
- Organization
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Diane Sarka, Credentialing Specialist(630) 928-5234
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
9 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
- 2016-09-01
- Last updated
- 2016-09-26
Frequently asked questions
- What is Advance Inpatient Medicine LLC's NPI number?
- Advance Inpatient Medicine LLC's National Provider Identifier (NPI) is 1265989875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advance Inpatient Medicine LLC?
- Advance Inpatient Medicine LLC is classified in the NPPES registry as Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Advance Inpatient Medicine LLC located?
- Advance Inpatient Medicine LLC's practice location on file with NPPES is 903 Commerce Drive, Oak Brook, IL 60523.
- What is Advance Inpatient Medicine LLC's phone number?
- The practice phone number listed in the NPPES registry for Advance Inpatient Medicine LLC is (630) 571-6770.
- Does Advance Inpatient Medicine LLC accept Medicare?
- Advance Inpatient Medicine 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 Advance Inpatient Medicine LLC?
- The authorized official listed on Advance Inpatient Medicine LLC's NPPES record is Diane Sarka, Credentialing Specialist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advance Inpatient Medicine LLC's NPI active?
- Yes — Advance Inpatient Medicine LLC's NPI (1265989875) is active in the NPPES registry as of the last update on 2016-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.