Heartland Memorial Hospital, LLC
NPI 1023017423 · Ambulatory Surgical Clinic/Center · Merrillville, IN
Heartland Memorial Hospital, LLC is a Ambulatory Surgical Clinic/Center organization in Merrillville, IN (NPI 1023017423).
Provider details
- NPI number
- 1023017423
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Jeffrey Yessenow, Ceo(219) 922-4200
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Former legal business name
- Illiana Surgery and Medical Center, LLC
Registry dates
- Enumerated
- 2005-07-18
- Last updated
- 2020-08-22
Frequently asked questions
- What is Heartland Memorial Hospital, LLC's NPI number?
- Heartland Memorial Hospital, LLC's National Provider Identifier (NPI) is 1023017423, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Heartland Memorial Hospital, LLC?
- Heartland Memorial Hospital, LLC is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Heartland Memorial Hospital, LLC located?
- Heartland Memorial Hospital, LLC's practice location on file with NPPES is 315 W 89th Ave, Merrillville, IN 46410-6254.
- What is Heartland Memorial Hospital, LLC's phone number?
- The practice phone number listed in the NPPES registry for Heartland Memorial Hospital, LLC is (219) 757-5275.
- Who is the authorized official for Heartland Memorial Hospital, LLC?
- The authorized official listed on Heartland Memorial Hospital, LLC's NPPES record is Jeffrey Yessenow, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Heartland Memorial Hospital, LLC's NPI active?
- Yes — Heartland Memorial Hospital, LLC's NPI (1023017423) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.