Quick answers
- Does Dianna J. Donofrio accept Medicare assignment?
- Yes. Medicare's clinician data says Dianna J. Donofrio 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 Dianna J. Donofrio see?
- In 2024, CMS data shows 157 Original Medicare patients and 7,317 services for Dianna J. Donofrio. This counts Original Medicare only and measures volume, not quality.
- What is Dianna J. Donofrio's NPI number?
- 1396759759. 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 Dianna J. Donofrio, 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 | 157 |
|---|---|
| Services billed to Medicare | 7,317 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)3,048 services
- Therapy procedure using manual technique, each 15 minutes (97140)1,858 services
- Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (G0283)1,647 services
- Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)304 services
- Training for self-care or home management, each 15 minutes (97535)144 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%
- Arthritis75%
- Diabetes43%
- Chronic kidney disease34%
- Ischemic heart disease31%
Practice locations
Addresses where Dianna J. Donofrio is enrolled with Medicare (CMS data updated October 2, 2026).
- 18095 US Hwy 18, Suite CApple Valley, CA 92307 (760) 242‑7702
Specialties
Find other clinicians: Physical Therapist in Private Practice, California →
Other physical therapists in Apple Valley
Clinicians with the same Medicare primary specialty in Apple Valley, CA — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| School | Loma Linda University School Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396759759 |
| 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