Quick answers
- Which hospitals does Lewis E. Jacobson work at?
- Medicare's official clinician data lists Lewis E. Jacobson at 3 hospitals: Ascension St Vincent Hospital, Ascension St Vincent Kokomo and Witham Health Services. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lewis E. Jacobson see patients?
- Medicare's clinician data lists 1 practice location in Indianapolis, IN. Call before your visit to confirm the address.
- What is Lewis E. Jacobson's specialty?
- Medicare lists General Surgery as the primary specialty, and also Critical Care (Intensivists).
- Does Lewis E. Jacobson accept Medicare assignment?
- Yes. Medicare's clinician data says Lewis E. Jacobson 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 Lewis E. Jacobson?
- (317) 338-7450, as listed in official Medicare / NPI Registry data.
- What is Lewis E. Jacobson's NPI number?
- 1104888098. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lewis E. Jacobson works
Medicare's Facility Affiliation Data lists Lewis E. Jacobson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St Vincent HospitalIndianapolis, IN · Acute Care Hospital · CCN 150084
- Ascension St Vincent KokomoKokomo, IN · Acute Care Hospital · CCN 150010
- Witham Health ServicesLebanon, IN · Acute Care Hospital · CCN 150104
Practice locations
Addresses where Lewis E. Jacobson is enrolled with Medicare (CMS data updated 2026-10-02).
- 8240 Naab Rd, Suite 100Indianapolis, IN 46260 (317) 338‑7450
Group practices
Medicare enrollment lists Lewis E. Jacobson as a member of this group (CMS data updated 2026-10-02).
- Naab Road Surgical Group PC15 clinicians in the group
Specialties
- General Surgeryprimary
- Critical Care (Intensivists)also
Other general surgeons in Indianapolis
Clinicians with the same Medicare primary specialty in Indianapolis, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104888098 |
| 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