Quick answers
- Does Richard L. Nemec accept Medicare assignment?
- Yes. Medicare's clinician data says Richard L. Nemec 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 Richard L. Nemec see?
- In 2024, CMS data shows 621 Original Medicare patients and 10,500 services for Richard L. Nemec. This counts Original Medicare only and measures volume, not quality.
- What is Richard L. Nemec's NPI number?
- 1659329696. 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 Richard L. Nemec, 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 | 621 |
|---|---|
| Services billed to Medicare | 10,500 |
| Different services or procedures | 57 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, vedolizumab, intravenous, 1 mg (J3380)5,400 services
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)178 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)143 services
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)112 services
- Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43235)69 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%
- Arthritis48%
- Diabetes34%
- Anxiety32%
- Chronic kidney disease32%
Hospitals where Richard L. Nemec works
Medicare's Facility Affiliation Data lists Richard L. Nemec at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Hampshire Memorial HospitalRomney, WV · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 511311
- Page Memorial Hospital, IncLuray, VA · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 491307
- Shenandoah Memorial HospitalWoodstock, VA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 491305
- Winchester Medical CenterWinchester, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490005
Practice locations
Addresses where Richard L. Nemec is enrolled with Medicare (CMS data updated October 2, 2026).
- 17336 Pickwick Dr, Suite CPurcellville, VA 20132 (540) 441‑4900
- 17340 Pickwick Dr, Suite 130Purcellville, VA 20132 (540) 441‑4900
- 190 Campus Blvd, Suite 300Winchester, VA 22601
Group practices
Medicare enrollment lists Richard L. Nemec as a member of this group (CMS data updated October 2, 2026).
- Winchester Gastroenterology Associates17 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Purcellville
Clinicians with the same Medicare primary specialty in Purcellville, VA — not a recommendation.
Other clinicians in Winchester Gastroenterology Associates
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 1982 (44 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659329696 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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