Quick answers
- Which hospitals does Cara Butler work at?
- Medicare's official clinician data lists Cara Butler at 2 hospitals: Inova Loudoun Hospital and Reston Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cara Butler see patients?
- Medicare's clinician data lists 3 practice locations, including Reston, VA, Fairfax, VA and Leesburg, VA. Call before your visit to confirm the address.
- What is Cara Butler's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Cara Butler accept Medicare assignment?
- Yes. Medicare's clinician data says Cara Butler accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Cara Butler?
- (703) 689-9000, as listed in official Medicare / NPI Registry data.
- What is Cara Butler's NPI number?
- 1447753223. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cara Butler works
Medicare's Facility Affiliation Data lists Cara Butler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Inova Loudoun HospitalLeesburg, VA · Acute Care Hospital · CCN 490043
- Reston Hospital CenterReston, VA · Acute Care Hospital · CCN 490107
Practice locations
Addresses where Cara Butler is enrolled with Medicare (CMS data updated 2026-10-02).
- 1850 Town Ctr PkwyReston, VA 20190 (703) 689‑9000
- 3600 Joseph Siewick DrFairfax, VA 22033 (703) 391‑3600
- 44045 Rivderside PkwyLeesburg, VA 20176 (703) 858‑6000
Group practices
Medicare enrollment lists Cara Butler as a member of these groups (CMS data updated 2026-10-02).
- Inova Cares - Community190 clinicians in the group
- Reston Anesthesia Associates PC54 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Virginia →
Other nurse anesthetists in Reston
Clinicians with the same Medicare primary specialty in Reston, VA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447753223 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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