Quick answers
- Does Joseph A. Grubenhoff accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph A. Grubenhoff accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Joseph A. Grubenhoff's NPI number?
- 1396720066. 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 A. Grubenhoff works
Medicare's Facility Affiliation Data lists Joseph A. Grubenhoff 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.
- Children's Hospital ColoradoAurora, CO · Children's Hospital · Emergency services: listed by Medicare · CCN 063301
Practice locations
Addresses where Joseph A. Grubenhoff is enrolled with Medicare (CMS data updated October 2, 2026).
- 13123 E 16th AveAurora, CO 80045 (720) 777‑1234
Group practices
Medicare enrollment lists Joseph A. Grubenhoff as a member of this group (CMS data updated October 2, 2026).
- University Physicians Incorporated3,215 clinicians in the group
Specialties
- Emergency Medicineprimary
- Pediatric Medicinealso
Other emergency medicine doctors in Aurora
Clinicians with the same Medicare primary specialty in Aurora, CO — not a recommendation.
Other clinicians in University Physicians Incorporated
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Saint Louis University School Of Medicine |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396720066 |
| 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