Quick answers
- Which hospitals does Matthew Lash work at?
- Medicare's official clinician data lists Matthew Lash at 2 hospitals: Franciscan Health Indianapolis and Franciscan Health Mooresville. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew Lash see patients?
- Medicare's clinician data lists 1 practice location in Greenwood, IN. Call before your visit to confirm the address.
- What is Matthew Lash's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Matthew Lash accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew Lash 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 Matthew Lash?
- (317) 526-4600, as listed in official Medicare / NPI Registry data.
- What is Matthew Lash's NPI number?
- 1023402054. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew Lash works
Medicare's Facility Affiliation Data lists Matthew Lash at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Franciscan Health IndianapolisIndianapolis, IN · Acute Care Hospital · CCN 150162
- Franciscan Health MooresvilleMooresville, IN · Acute Care Hospital · CCN 150057
Practice locations
Addresses where Matthew Lash is enrolled with Medicare (CMS data updated 2026-10-02).
- 701 E County Line Rd, Suite 204Greenwood, IN 46143 (317) 526‑4600
Group practices
Medicare enrollment lists Matthew Lash as a member of this group (CMS data updated 2026-10-02).
- Franciscan Physician Network1,170 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Greenwood
Clinicians with the same Medicare primary specialty in Greenwood, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023402054 |
| 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