Quick answers
- Does Rachel L. Piechowiak accept Medicare assignment?
- Yes. Medicare's clinician data says Rachel L. Piechowiak 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 Rachel L. Piechowiak see?
- In 2024, CMS data shows 241 Original Medicare patients and 3,837 services for Rachel L. Piechowiak. This counts Original Medicare only and measures volume, not quality.
- What is Rachel L. Piechowiak's NPI number?
- 1679867212. 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 Rachel L. Piechowiak, 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 | 241 |
|---|---|
| Services billed to Medicare | 3,837 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Review by radiologist of additional artery image (75774)1,063 services
- Insertion of tube into abdominal, pelvic, or leg artery, additional second, third, and beyond (36248)933 services
- Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes (99153)467 services
- Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch (36247)306 services
- Occlusion of artery with review by radiologist (37242)174 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 pressure71%
- Arthritis51%
- Ischemic heart disease32%
- Diabetes30%
- Chronic kidney disease21%
Practice locations
Addresses where Rachel L. Piechowiak is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1801 Robert Fulton Dr, Suite 510Reston, VA 20191 (703) 783‑5355
- 1860 Town Ctr Dr, Suite 150Reston, VA 20190 (703) 480‑0220
- 19415 Deerfield Ave, Suite 112Leesburg, VA 20176 (703) 724‑1195
- 19500 Sandridge Way, Suite 300Leesburg, VA 20176 (703) 783‑5355
- 224 D Cornwall St NW, Suite 400Leesburg, VA 20176 (703) 443‑6733
Group practices
Medicare enrollment lists Rachel L. Piechowiak as a member of these groups (CMS data updated October 2, 2026).
- Loudoun Medical Group, PC271 clinicians in the group
- Gastrointestinal Specialists LLC81 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Reston
Clinicians with the same Medicare primary specialty in Reston, VA — not a recommendation.
Other clinicians in Loudoun Medical Group, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | New York College Of Osteo Medicine Of New York Institute Of Technology |
| Graduation year | 2006 (20 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1679867212 |
| 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