Quick answers
- Does Greggy Oliver King accept Medicare assignment?
- Yes. Medicare's clinician data says Greggy Oliver King 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 Greggy Oliver King's NPI number?
- 1417794280. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Greggy Oliver King works
Medicare's Facility Affiliation Data lists Greggy Oliver King 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.
- University Medical CenterLas Vegas, NV · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 290007
Practice locations
Addresses where Greggy Oliver King is enrolled with Medicare (CMS data updated October 2, 2026).
- 701 Shadow Ln, Suite 300Las Vegas, NV 89106 (702) 671‑6191
Group practices
Medicare enrollment lists Greggy Oliver King as a member of this group (CMS data updated October 2, 2026).
- University Medical Center of Southern Nevada402 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Las Vegas
Clinicians with the same Medicare primary specialty in Las Vegas, NV — not a recommendation.
Other clinicians in University Medical Center of Southern Nevada
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417794280 |
| 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