Quick answers
- Which hospitals does Charles Riley work at?
- Medicare's official clinician data lists Charles Riley at 1 hospital: Cape Cod Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Charles Riley see patients?
- Medicare's clinician data lists 2 practice locations, including Hyannis, MA and North Adams, MA. Call before your visit to confirm the address.
- What is Charles Riley's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Charles Riley accept Medicare assignment?
- Yes. Medicare's clinician data says Charles Riley 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 Charles Riley?
- (508) 771-1800, as listed in official Medicare / NPI Registry data.
- What is Charles Riley's NPI number?
- 1821357419. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Charles Riley works
Medicare's Facility Affiliation Data lists Charles Riley at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cape Cod HospitalHyannis, MA · Acute Care Hospital · CCN 220012
Practice locations
Addresses where Charles Riley is enrolled with Medicare (CMS data updated 2026-10-02).
- 27 Park StHyannis, MA 02601 (508) 771‑1800
- 71 Hospital AveNorth Adams, MA 01247 (413) 664‑5484
Group practices
Medicare enrollment lists Charles Riley as a member of these groups (CMS data updated 2026-10-02).
- Berkshire Faculty Services Inc276 clinicians in the group
- Medical Affiliates of Cape Cod Inc229 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Hyannis
Clinicians with the same Medicare primary specialty in Hyannis, MA — not a recommendation.
Clinician information
| Graduation year | 2012 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821357419 |
| 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