Quick answers
- Does Alexandra Hryniewicki accept Medicare assignment?
- Yes. Medicare's clinician data says Alexandra Hryniewicki 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 Alexandra Hryniewicki see?
- In 2024, CMS data shows 94 Original Medicare patients and 294 services for Alexandra Hryniewicki. This counts Original Medicare only and measures volume, not quality.
- What is Alexandra Hryniewicki's NPI number?
- 1689456881. 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 Alexandra Hryniewicki, 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 | 94 |
|---|---|
| Services billed to Medicare | 294 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Biopsy of related skin growth, each additional growth (11103)81 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)77 services
- Biopsy of related skin growth, first growth (11102)42 services
- Destruction of skin growth, 1-14 growths (17110)13 services
- Destruction of precancer skin growth, 1 growth (17000)12 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 pressure62%
- Arthritis37%
- Diabetes24%
- Depression23%
- Anxiety23%
Practice locations
Addresses where Alexandra Hryniewicki is enrolled with Medicare (CMS data updated October 2, 2026).
- 1010 High House RdCary, NC 27513 (919) 388‑9103
- 4056 Capital DrRocky Mount, NC 27804 (984) 242‑0510
- 5904 Six Forks Rd, Suite 211Raleigh, NC 27609 (984) 242‑0510
Group practices
Medicare enrollment lists Alexandra Hryniewicki as a member of these groups (CMS data updated October 2, 2026).
- Preston Dermatology and Skin Surgery Center PA10 clinicians in the group
- Midtown Dermatology, PC5 clinicians in the group
Specialties
- Physician Assistantprimary
Find other clinicians: Physician Assistant, North Carolina →
Other physician assistants in Cary
Clinicians with the same Medicare primary specialty in Cary, NC — not a recommendation.
Other clinicians in Preston Dermatology and Skin Surgery Center PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689456881 |
| 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