Quick answers
- Does Diana Zirker accept Medicare assignment?
- Yes. Medicare's clinician data says Diana Zirker 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 Diana Zirker see?
- In 2024, CMS data shows 67 Original Medicare patients and 1,650 services for Diana Zirker. This counts Original Medicare only and measures volume, not quality.
- What is Diana Zirker's NPI number?
- 1003504465. 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 Diana Zirker, 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 | 67 |
|---|---|
| Services billed to Medicare | 1,650 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Therapy procedure using functional activities (97530)725 services
- Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)652 services
- Training for self-care or home management, each 15 minutes (97535)60 services
- Evaluation for physical therapy, typically 30 minutes (97162)25 services
- Evaluation for physical therapy, typically 45 minutes (97163)14 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).
- Arthritis75%
- High cholesterol70%
- High blood pressure61%
- Depression33%
- Osteoporosis33%
- Anxiety25%
Practice locations
Addresses where Diana Zirker is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 Monticello Ave, BCharlottesville, VA 22902 (434) 817‑7848
- 504 Albemarle SqCharlottesville, VA 22901 (434) 817‑7848
Group practices
Medicare enrollment lists Diana Zirker as a member of this group (CMS data updated October 2, 2026).
- Physical Therapy at Acac52 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Virginia →
Other physical therapists in Charlottesville
Clinicians with the same Medicare primary specialty in Charlottesville, VA — not a recommendation.
Other clinicians in Physical Therapy at Acac
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003504465 |
| 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