Quick answers
- Does Janet Twumasi accept Medicare assignment?
- Medicare's clinician data says Janet Twumasi may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Janet Twumasi's NPI number?
- 1154011914. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Janet Twumasi works
Medicare's Facility Affiliation Data lists Janet Twumasi 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.
- UVA Health Haymarket Medical CenterHaymarket, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490144
- UVA Health Prince William Medical CenterManassas, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490045
Practice locations
Addresses where Janet Twumasi is enrolled with Medicare (CMS data updated October 2, 2026).
- 15225 Heathcote BlvdHaymarket, VA 20169 (571) 284‑1000
- 8700 Sudley RdManassas, VA 20110 (703) 369‑8000
Group practices
Medicare enrollment lists Janet Twumasi as a member of this group (CMS data updated October 2, 2026).
- Vitas Solutions Inc56 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Haymarket
Clinicians with the same Medicare primary specialty in Haymarket, VA — not a recommendation.
Other clinicians in Vitas Solutions Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1154011914 |
| 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
- 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