Quick answers
- Does Brian A. Holloway accept Medicare assignment?
- Yes. Medicare's clinician data says Brian A. Holloway 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 Brian A. Holloway see?
- In 2024, CMS data shows 1,548 Original Medicare patients and 7,886 services for Brian A. Holloway. This counts Original Medicare only and measures volume, not quality.
- What is Brian A. Holloway's NPI number?
- 1558781807. 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 Brian A. Holloway, 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 | 1,548 |
|---|---|
| Services billed to Medicare | 7,886 |
| Different services or procedures | 73 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)2,636 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,491 services
- Destruction of precancer skin growth, 1 growth (17000)1,311 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,063 services
- Biopsy of related skin growth, first growth (11102)253 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 cholesterol67%
- High blood pressure58%
- Arthritis37%
- Ischemic heart disease18%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)18%
- Atrial fibrillation18%
Practice locations
Addresses where Brian A. Holloway is enrolled with Medicare (CMS data updated October 2, 2026).
- 2950 Research Park DrSoquel, CA 95073 (831) 458‑5548
Group practices
Medicare enrollment lists Brian A. Holloway as a member of this group (CMS data updated October 2, 2026).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in Soquel
Clinicians with the same Medicare primary specialty in Soquel, CA — not a recommendation.
Other clinicians in Sutter Bay Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2014 (12 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558781807 |
| 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