Quick answers
- Which hospitals does John Kersteff work at?
- Medicare's official clinician data lists John Kersteff at 3 hospitals: Ascension St Vincent Hospital, Franciscan Health Mooresville and Hendricks Regional Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Kersteff see patients?
- Medicare's clinician data lists 4 practice locations, including Plainfield, IN, Brownsburg, IN and Avon, IN. Call before your visit to confirm the address.
- What is John Kersteff's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does John Kersteff accept Medicare assignment?
- Medicare's clinician data says John Kersteff may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for John Kersteff?
- (317) 272-7500, as listed in official Medicare / NPI Registry data.
- What is John Kersteff's NPI number?
- 1942295936. 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 Kersteff works
Medicare's Facility Affiliation Data lists John Kersteff 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
- Franciscan Health MooresvilleMooresville, IN · Acute Care Hospital · CCN 150057
- Hendricks Regional HealthDanville, IN · Acute Care Hospital · CCN 150005
Practice locations
Addresses where John Kersteff is enrolled with Medicare (CMS data updated 2026-10-02).
- 1100 Southfield DrPlainfield, IN 46168
- 1411 S Green StBrownsburg, IN 46112
- 8244 E US Hwy 36Avon, IN 46123
- 8244 E US Hwy 36, Suite 1100Avon, IN 46123 (317) 272‑7500
Group practices
Medicare enrollment lists John Kersteff as a member of this group (CMS data updated 2026-10-02).
- Hendricks County Hospital340 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Plainfield
Clinicians with the same Medicare primary specialty in Plainfield, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1942295936 |
| 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