Quick answers
- Does Grail L. Brookshire accept Medicare assignment?
- Yes. Medicare's clinician data says Grail L. Brookshire 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.
- How many Medicare patients does Grail L. Brookshire see?
- In 2024, CMS data shows 45 Original Medicare patients and 47 services for Grail L. Brookshire. This counts Original Medicare only and measures volume, not quality.
- What is Grail L. Brookshire's NPI number?
- 1669454427. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Grail L. Brookshire, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 45 |
|---|---|
| Services billed to Medicare | 47 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for other procedure on nose and sinuses (00160)23 services
- Anesthesia for other procedure on neck area (1 year or older) (00320)17 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure67%
- Arthritis53%
- Diabetes24%
Hospitals where Grail L. Brookshire works
Medicare's Facility Affiliation Data lists Grail L. Brookshire 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.
- Summerlin Hospital Medical CenterLas Vegas, NV · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 290041
Practice locations
Addresses where Grail L. Brookshire is enrolled with Medicare (CMS data updated October 2, 2026).
- 9127 W Russell Rd, Suite 110Las Vegas, NV 89148 (702) 878‑0700
Group practices
Medicare enrollment lists Grail L. Brookshire as a member of this group (CMS data updated October 2, 2026).
- Fielden, Hanson, Isaacs, Miyada, Robison, Yeh Ltd181 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Las Vegas
Clinicians with the same Medicare primary specialty in Las Vegas, NV — not a recommendation.
Other clinicians in Fielden, Hanson, Isaacs, Miyada, Robison, Yeh Ltd
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Georgia School Of Medicine |
| Graduation year | 1980 (46 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669454427 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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