Quick answers
- Does Nobuyoshi Kageyama accept Medicare assignment?
- Medicare's clinician data says Nobuyoshi Kageyama may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Nobuyoshi Kageyama see?
- In 2024, CMS data shows 282 Original Medicare patients and 1,455 services for Nobuyoshi Kageyama. This counts Original Medicare only and measures volume, not quality.
- What is Nobuyoshi Kageyama's NPI number?
- 1679561427. 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 Nobuyoshi Kageyama, 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 | 282 |
|---|---|
| Services billed to Medicare | 1,455 |
| Different services or procedures | 46 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (17311)280 services
- Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm (13132)124 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)101 services
- Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm (13121)65 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)64 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 cholesterol72%
- High blood pressure70%
- Arthritis45%
- Ischemic heart disease25%
- Atrial fibrillation21%
- Chronic kidney disease16%
Practice locations
Addresses where Nobuyoshi Kageyama is enrolled with Medicare (CMS data updated October 2, 2026).
- 1200 112th Ave NEBellevue, WA 98004
Specialties
- Dermatologyprimary
Other dermatologists in Bellevue
Clinicians with the same Medicare primary specialty in Bellevue, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Hawaii John A. Burns School Of Medicine |
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1679561427 |
| 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