Quick answers
- Does Rebecca Ngassa accept Medicare assignment?
- Medicare's clinician data says Rebecca Ngassa may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Rebecca Ngassa see?
- In 2024, CMS data shows 128 Original Medicare patients and 267 services for Rebecca Ngassa. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca Ngassa's NPI number?
- 1427820265. 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 Rebecca Ngassa, 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 | 128 |
|---|---|
| Services billed to Medicare | 267 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Admn sarscov2 vacc 1 dose (90480)39 services
- Sarscov2 vac 50 mcg/0.5ml im (91322)39 services
- Administration of influenza virus vaccine (G0008)37 services
- Influenza vaccine split virus, preservative free (90662)36 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)33 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 cholesterol70%
- High blood pressure63%
- Arthritis36%
- Osteoporosis24%
- Ischemic heart disease17%
- Diabetes15%
Practice locations
Addresses where Rebecca Ngassa is enrolled with Medicare (CMS data updated October 2, 2026).
- 4015 Wales LnUpper Marlboro, MD 20772
- 424 Church StNashville, TN 37219
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Upper Marlboro
Clinicians with the same Medicare primary specialty in Upper Marlboro, MD — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1427820265 |
| 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
- 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