Quick answers
- Does Justin J. Fazio accept Medicare assignment?
- Medicare's clinician data says Justin J. Fazio may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Justin J. Fazio see?
- In 2024, CMS data shows 449 Original Medicare patients and 2,884 services for Justin J. Fazio. This counts Original Medicare only and measures volume, not quality.
- What is Justin J. Fazio's NPI number?
- 1154853083. 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 Justin J. Fazio, 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 | 449 |
|---|---|
| Services billed to Medicare | 2,884 |
| Different services or procedures | 77 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (17311)435 services
- Pathology examination of specimen during surgery, first tissue block (88331)330 services
- Special stained specimen slides to examine tissue, each additional procedure (88341)245 services
- Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (17312)205 services
- Biopsy of related skin growth, first growth (11102)153 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 pressure68%
- Arthritis45%
- Ischemic heart disease25%
- Chronic kidney disease23%
- Atrial fibrillation22%
Practice locations
Addresses where Justin J. Fazio is enrolled with Medicare (CMS data updated October 2, 2026).
- 1525 Response RdSacramento, CA 95815 (916) 492‑1828
Group practices
Medicare enrollment lists Justin J. Fazio as a member of this group (CMS data updated October 2, 2026).
- Michael J Fazio, MD Inc2 clinicians in the group
Specialties
Other dermatologists in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Other clinicians in Michael J Fazio, MD Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1154853083 |
| 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