Quick answers
- Which hospitals does John R. Andrews work at?
- Medicare's official clinician data lists John R. Andrews at 1 hospital: Northwestern Lake Forest Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John R. Andrews see patients?
- Medicare's clinician data lists 1 practice location in Lake Forest, IL. Call before your visit to confirm the address.
- What is John R. Andrews's specialty?
- Medicare lists General Surgery as the primary specialty, and also Colorectal Surgery (Proctology).
- Does John R. Andrews accept Medicare assignment?
- Medicare's clinician data says John R. Andrews may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is John R. Andrews's NPI number?
- 1992775340. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John R. Andrews works
Medicare's Facility Affiliation Data lists John R. Andrews at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwestern Lake Forest HospitalLake Forest, IL · Acute Care Hospital · CCN 140130
Practice locations
Addresses where John R. Andrews is enrolled with Medicare (CMS data updated 2026-10-02).
- 800 N Westmoreland Rd, Suite 205Lake Forest, IL 60045
Specialties
Other general surgeons in Lake Forest
Clinicians with the same Medicare primary specialty in Lake Forest, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1992775340 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians