Quick answers
- Which hospitals does William Boswell work at?
- Medicare's official clinician data lists William Boswell at 5 hospitals: AdventHealth Castle Rock, Cox Medical Centers, The Medical Center of Aurora & South Hospital, Uch-Memorial Health System and University of WI Hospitals & Clinics Authority. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Boswell see patients?
- Medicare's clinician data lists 4 practice locations, including Colorado Springs, CO, Springfield, MO and Englewood, CO. Call before your visit to confirm the address.
- What is William Boswell's specialty?
- Medicare lists Anesthesiology Assistant as the primary specialty.
- Does William Boswell accept Medicare assignment?
- Yes. Medicare's clinician data says William Boswell 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 William Boswell?
- (719) 365-6999, as listed in official Medicare / NPI Registry data.
- What is William Boswell's NPI number?
- 1457464679. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Boswell works
Medicare's Facility Affiliation Data lists William Boswell at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth Castle RockCastle Rock, CO · Acute Care Hospital · CCN 060125
- Cox Medical CentersSpringfield, MO · Acute Care Hospital · CCN 260040
- The Medical Center of Aurora & South HospitalAurora, CO · Acute Care Hospital · CCN 060100
- Uch-Memorial Health SystemColorado Springs, CO · Acute Care Hospital · CCN 060022
- University of WI Hospitals & Clinics AuthorityMadison, WI · Acute Care Hospital · CCN 520098
Practice locations
Addresses where William Boswell is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 E Boulder St, Suite 2508Colorado Springs, CO 80909 (719) 365‑6999
- 3801 S National AveSpringfield, MO 65807 (417) 269‑6000
- 501 E Hampden Ave, Swedish Medical CenterEnglewood, CO 80113 (303) 438‑3999
- 600 Highland AveMadison, WI 53792 (608) 263‑6400
Group practices
Medicare enrollment lists William Boswell as a member of these groups (CMS data updated 2026-10-02).
- University of Wisconsin Medical Foundation Inc2,553 clinicians in the group
- Poudre Valley Medical Group LLC2,440 clinicians in the group
- US Anesthesia Partners of Colorado Inc461 clinicians in the group
- Ozark Anesthesia Associates Inc87 clinicians in the group
Specialties
- Anesthesiology Assistantprimary
Other anesthesiologist assistants in Colorado Springs
Clinicians with the same Medicare primary specialty in Colorado Springs, CO — not a recommendation.
Clinician information
| Credential | AA |
|---|---|
| Medical school | Emory University School Of Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457464679 |
| 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