Quick answers
- Does Lisa R. Stephenson accept Medicare assignment?
- Yes. Medicare's clinician data says Lisa R. Stephenson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Lisa R. Stephenson see?
- In 2024, CMS data shows 102 Original Medicare patients and 410 services for Lisa R. Stephenson. This counts Original Medicare only and measures volume, not quality.
- What is Lisa R. Stephenson's NPI number?
- 1851652820. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Lisa R. Stephenson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 102 |
|---|---|
| Services billed to Medicare | 410 |
| Different services or procedures | 17 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)177 services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)91 services
- Telephone medical discussion with physician, 21-30 minutes (99443)35 services
- Telephone medical discussion with physician, 11-20 minutes (99442)18 services
- Emergency department visit with moderate level of medical decision making (99284)17 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol72%
- Arthritis58%
- Depression46%
- Chronic kidney disease46%
- Ischemic heart disease45%
Hospitals where Lisa R. Stephenson works
Medicare's Facility Affiliation Data lists Lisa R. Stephenson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- St Mary Medical Center IncHobart, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150034
Practice locations
Addresses where Lisa R. Stephenson is enrolled with Medicare (CMS data updated October 2, 2026).
- 3313 E 83rd PlMerrillville, IN 46410 (219) 769‑8648
- 425 Sand Creek Dr, Suite CChesterton, IN 46304
- 770 Indian Boundary RdChesterton, IN 46304 (219) 921‑2000
Group practices
Medicare enrollment lists Lisa R. Stephenson as a member of these groups (CMS data updated October 2, 2026).
- Chesterton Physical Therapy Inc186 clinicians in the group
- Clarksville Emergency Group PC148 clinicians in the group
- Unity Hospice of Northwest Indiana LLC5 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Merrillville
Clinicians with the same Medicare primary specialty in Merrillville, IN — not a recommendation.
Other clinicians in Chesterton Physical Therapy Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851652820 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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