Quick answers
- Does Cynthia A. Gardiner accept Medicare assignment?
- Yes. Medicare's clinician data says Cynthia A. Gardiner 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 Cynthia A. Gardiner see?
- In 2024, CMS data shows 254 Original Medicare patients and 270 services for Cynthia A. Gardiner. This counts Original Medicare only and measures volume, not quality.
- What is Cynthia A. Gardiner's NPI number?
- 1215922745. 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 Cynthia A. Gardiner, 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 | 254 |
|---|---|
| Services billed to Medicare | 270 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Anesthesia for other procedure on large bowel using an endoscope (00811)140 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)88 services
- Anesthesia for exam of colon using an endoscope (00812)38 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 pressure74%
- Arthritis42%
- Diabetes37%
- Ischemic heart disease16%
- Chronic kidney disease15%
Practice locations
Addresses where Cynthia A. Gardiner is enrolled with Medicare (CMS data updated October 2, 2026).
- 303 Butler Farm Rd, Suite 103Hampton, VA 23666 (757) 826‑3434
Group practices
Medicare enrollment lists Cynthia A. Gardiner as a member of this group (CMS data updated October 2, 2026).
- Hampton Roads Gastroenterology PC10 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Virginia →
Other nurse anesthetists in Hampton
Clinicians with the same Medicare primary specialty in Hampton, VA — not a recommendation.
Other clinicians in Hampton Roads Gastroenterology PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215922745 |
| 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