Quick answers
- Which hospitals does Jeffrey A. Grinblatt work at?
- Medicare's official clinician data lists Jeffrey A. Grinblatt at 4 hospitals: Advocate Lutheran General Hospital, Northshore University Healthsystem - Evanston Hospital, Saint Francis Hospital-Evanston and Swedish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey A. Grinblatt see patients?
- Medicare's clinician data lists 1 practice location in Skokie, IL. Call before your visit to confirm the address.
- What is Jeffrey A. Grinblatt's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Jeffrey A. Grinblatt accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey A. Grinblatt accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Jeffrey A. Grinblatt?
- (847) 677-0212, as listed in official Medicare / NPI Registry data.
- What is Jeffrey A. Grinblatt's NPI number?
- 1679580039. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey A. Grinblatt works
Medicare's Facility Affiliation Data lists Jeffrey A. Grinblatt at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Lutheran General HospitalPark Ridge, IL · Acute Care Hospital · CCN 140223
- Northshore University Healthsystem - Evanston HospitalEvanston, IL · Acute Care Hospital · CCN 140010
- Saint Francis Hospital-EvanstonEvanston, IL · Acute Care Hospital · CCN 140080
- Swedish HospitalChicago, IL · Acute Care Hospital · CCN 140114
Practice locations
Addresses where Jeffrey A. Grinblatt is enrolled with Medicare (CMS data updated 2026-10-02).
- 9669 Kenton Ave, Suite 203Skokie, IL 60076 (847) 677‑0212
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Skokie
Clinicians with the same Medicare primary specialty in Skokie, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679580039 |
| 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