Quick answers
- Does Jeffrey C. Rebish accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey C. Rebish 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 Jeffrey C. Rebish see?
- In 2024, CMS data shows 519 Original Medicare patients and 4,884 services for Jeffrey C. Rebish. This counts Original Medicare only and measures volume, not quality.
- What is Jeffrey C. Rebish's NPI number?
- 1558452425. 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 Jeffrey C. Rebish, 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 | 519 |
|---|---|
| Services billed to Medicare | 4,884 |
| Different services or procedures | 45 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)1,376 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)675 services
- Ultrasonic guidance for placement of radiation therapy fields (G6001)519 services
- Obtaining data needed to develop the optimal radiation treatment, 1 treatment area (77280)484 services
- Superficial and/or low voltage radiation treatment delivery (77401)470 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%
- Arthritis45%
- Ischemic heart disease34%
- Diabetes30%
- Chronic kidney disease23%
Practice locations
Addresses where Jeffrey C. Rebish is enrolled with Medicare (CMS data updated October 2, 2026).
- 859 E Foothill Blvd, Suite BUpland, CA 91786 (909) 981‑8929
Group practices
Medicare enrollment lists Jeffrey C. Rebish as a member of these groups (CMS data updated October 2, 2026).
- Forefront Dermatology - Pacific, P.C.24 clinicians in the group
- Skinphysicians and Surgeons Medical Group Inc6 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in Upland
Clinicians with the same Medicare primary specialty in Upland, CA — not a recommendation.
Other clinicians in Forefront Dermatology - Pacific, P.C.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1998 (28 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558452425 |
| 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