Quick answers
- Does Marion N. Nganga accept Medicare assignment?
- Yes. Medicare's clinician data says Marion N. Nganga 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 Marion N. Nganga see?
- In 2024, CMS data shows 110 Original Medicare patients and 1,101 services for Marion N. Nganga. This counts Original Medicare only and measures volume, not quality.
- What is Marion N. Nganga's NPI number?
- 1912785643. 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 Marion N. Nganga, 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 | 110 |
|---|---|
| Services billed to Medicare | 1,101 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)759 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)99 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)96 services
- Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (99439)53 services
- Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)49 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 cholesterol67%
- Depression62%
- Alzheimer's disease or dementia61%
- Anxiety45%
- Diabetes42%
Hospitals where Marion N. Nganga works
Medicare's Facility Affiliation Data lists Marion N. Nganga 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.
- Community Hospital of Bremen IncBremen, IN · Critical Access Hospital · Emergency services: listed by Medicare · CCN 151300
Practice locations
Addresses where Marion N. Nganga is enrolled with Medicare (CMS data updated October 2, 2026).
- 150 W Market St, Suite 400Indianapolis, IN 46204 (855) 743‑2247
- 8398 Mississippi St, Fl 2Merrillville, IN 46410 (855) 743‑2247
Group practices
Medicare enrollment lists Marion N. Nganga as a member of these groups (CMS data updated October 2, 2026).
- Extended Care Specialists, Inc312 clinicians in the group
- Eventus Ecs, Inc231 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Indianapolis
Clinicians with the same Medicare primary specialty in Indianapolis, IN — not a recommendation.
Other clinicians in Extended Care Specialists, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912785643 |
| 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