Nicholas Horst
NPI 1245931484 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Horst is a Internal Medicine Physician provider in Chicago, IL (NPI 1245931484).
Provider details
- NPI number
- 1245931484
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 125.084436 (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
3 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
- 2023-03-14
- Last updated
- 2024-06-11
- Certified
- 2024-06-11
Frequently asked questions
- What is Nicholas Horst's NPI number?
- Nicholas Horst's National Provider Identifier (NPI) is 1245931484, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Horst's specialty?
- Nicholas Horst is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Horst located?
- Nicholas Horst's practice location on file with NPPES is 1717 W Congress Pkwy, Chicago, IL 60612-3809.
- What is Nicholas Horst's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Horst is (312) 942-7100.
- Does Nicholas Horst accept Medicare?
- Nicholas Horst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Horst's NPI active?
- Yes — Nicholas Horst's NPI (1245931484) is active in the NPPES registry as of the last update on 2024-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.