Quick answers
- Does Brooke A. Hollars accept Medicare assignment?
- Yes. Medicare's clinician data says Brooke A. Hollars 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 Brooke A. Hollars see?
- In 2024, CMS data shows 40 Original Medicare patients and 52 services for Brooke A. Hollars. This counts Original Medicare only and measures volume, not quality.
- What is Brooke A. Hollars's NPI number?
- 1235963786. 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 Brooke A. Hollars, 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 | 40 |
|---|---|
| Services billed to Medicare | 52 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Manual urinalysis test with examination using microscope, automated (81001)14 services
- Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b (87636)11 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 blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease40%
- Diabetes38%
- Atrial fibrillation35%
Hospitals where Brooke A. Hollars works
Medicare's Facility Affiliation Data lists Brooke A. Hollars 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.
- George C Grape Community HospitalHamburg, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161324
- Shenandoah Medical CenterShenandoah, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161366
Practice locations
Addresses where Brooke A. Hollars is enrolled with Medicare (CMS data updated October 2, 2026).
- 1219 Main StHamburg, IA 51640 (712) 382‑2626
Group practices
Medicare enrollment lists Brooke A. Hollars as a member of this group (CMS data updated October 2, 2026).
- Medical Clinic LLC8 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Other clinicians in Medical Clinic LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235963786 |
| 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