Quick answers
- Does Hollie Gallagher-Zate accept Medicare assignment?
- Yes. Medicare's clinician data says Hollie Gallagher-Zate 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 Hollie Gallagher-Zate see?
- In 2024, CMS data shows 959 Original Medicare patients and 8,179 services for Hollie Gallagher-Zate. This counts Original Medicare only and measures volume, not quality.
- What is Hollie Gallagher-Zate's NPI number?
- 1104269992. 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 Hollie Gallagher-Zate, 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 | 959 |
|---|---|
| Services billed to Medicare | 8,179 |
| Different services or procedures | 44 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Injection, gadoterate meglumine, 0.1 ml (A9575)6,300 services
- Mri scan of lower spinal canal without contrast (72148)346 services
- Mri scan of brain without contrast (70551)151 services
- Mri scan of upper spinal canal without contrast (72141)148 services
- Mri scan of brain before and after contrast (70553)126 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%
- Arthritis74%
- Diabetes42%
- Ischemic heart disease31%
- Anxiety31%
Practice locations
Addresses where Hollie Gallagher-Zate is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 14; the Medicare profile lists all.
- 157 E Coolidge AveModesto, CA 95350 · Modesto Advanced Diagnostic Imaging Medical Center (209) 524‑6800
- 1801 E March Ln, Suite A130Stockton, CA 95210 · Stockton Diagnostic Imaging
- 2300 Clayton Rd, Suite 160Concord, CA 94520 (925) 825‑7777
- 3338 Breton DrFlagstaff, AZ 86005 (877) 785‑0009
- 3440 California StSan Francisco, CA 94118 · Radnet Medical Imaging-San Francisco (415) 922‑6767
Group practices
Medicare enrollment lists Hollie Gallagher-Zate as a member of these groups (CMS data updated October 2, 2026).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
- Beverly Radiology Medical Group III328 clinicians in the group
- Desert Advanced Imaging Medical Center208 clinicians in the group
- Fresno Imaging Center133 clinicians in the group
- Kern Radiology Medical Group Inc100 clinicians in the group
- Norcal Imaging82 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Modesto
Clinicians with the same Medicare primary specialty in Modesto, CA — not a recommendation.
Other clinicians in Cedars-Sinai Medical Care Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2015 (11 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104269992 |
| 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
- 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