Quick answers
- Which hospitals does Joseph Kay work at?
- Medicare's official clinician data lists Joseph Kay at 2 hospitals: Children's Hospital Colorado and University of Colorado Hospital Authority. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph Kay see patients?
- Medicare's clinician data lists 4 practice locations, including Casper, WY, Wilmington, DE and Cody, WY. Call before your visit to confirm the address.
- What is Joseph Kay's specialty?
- Medicare lists Adult Congenital Heart Disease (ACHD) as the primary specialty, and also Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Interventional Cardiology and Pediatric Medicine.
- Does Joseph Kay accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph Kay 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 Joseph Kay?
- (720) 777-6355, as listed in official Medicare / NPI Registry data.
- What is Joseph Kay's NPI number?
- 1902996580. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph Kay works
Medicare's Facility Affiliation Data lists Joseph Kay at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Children's Hospital ColoradoAurora, CO · Children's Hospital · CCN 063301
- University of Colorado Hospital AuthorityAurora, CO · Acute Care Hospital · CCN 060024
Practice locations
Addresses where Joseph Kay is enrolled with Medicare (CMS data updated 2026-10-02).
- 1230 E 1st StCasper, WY 82601 (720) 777‑6355
- 1600 Rockland RdWilmington, DE 19803 (302) 651‑4200
- 201 Yellowstone AveCody, WY 82414 (307) 527‑7561
- 801 N 29th StBillings, MT 59101 (406) 238‑2500
Group practices
Medicare enrollment lists Joseph Kay as a member of these groups (CMS data updated 2026-10-02).
- University Physicians Incorporated3,215 clinicians in the group
- Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group
- The Nemours Foundation249 clinicians in the group
Specialties
- Adult Congenital Heart Disease (ACHD)primary
- Cardiac Electrophysiologyalso
- Cardiovascular Disease (Cardiology)also
- Interventional Cardiologyalso
- Pediatric Medicinealso
Find other Adult Congenital Heart Disease (ACHD) doctors in Wyoming →
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902996580 |
| 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