Evanston Premier Healthcare Research LLC
NPI 1508124744 · Internal Medicine Physician · Evanston, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evanston Premier Healthcare Research LLC is a Internal Medicine Physician organization in Evanston, IL (NPI 1508124744).
Provider details
- NPI number
- 1508124744
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jeffrey Geohas, Owner(847) 869-1192
- License
- 036093330 (IL)
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
14 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
- 2012-04-25
- Last updated
- 2022-09-15
- Certified
- 2022-09-15
Frequently asked questions
- What is Evanston Premier Healthcare Research LLC's NPI number?
- Evanston Premier Healthcare Research LLC's National Provider Identifier (NPI) is 1508124744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Evanston Premier Healthcare Research LLC?
- Evanston Premier Healthcare Research LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Evanston Premier Healthcare Research LLC located?
- Evanston Premier Healthcare Research LLC's practice location on file with NPPES is 2500 Ridge Ave, Evanston, IL 60201-2455.
- What is Evanston Premier Healthcare Research LLC's phone number?
- The practice phone number listed in the NPPES registry for Evanston Premier Healthcare Research LLC is (847) 869-1192.
- Does Evanston Premier Healthcare Research LLC accept Medicare?
- Evanston Premier Healthcare Research 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 Evanston Premier Healthcare Research LLC?
- The authorized official listed on Evanston Premier Healthcare Research LLC's NPPES record is Jeffrey Geohas, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Evanston Premier Healthcare Research LLC's NPI active?
- Yes — Evanston Premier Healthcare Research LLC's NPI (1508124744) is active in the NPPES registry as of the last update on 2022-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.