Quick answers
- Does Cynthia M. Armstrong accept Medicare assignment?
- Yes. Medicare's clinician data says Cynthia M. Armstrong 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 M. Armstrong see?
- In 2024, CMS data shows 143 Original Medicare patients and 1,029 services for Cynthia M. Armstrong. This counts Original Medicare only and measures volume, not quality.
- What is Cynthia M. Armstrong's NPI number?
- 1790009660. 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 M. Armstrong, 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 | 143 |
|---|---|
| Services billed to Medicare | 1,029 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 86 |
Most frequent services
- Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)626 services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)83 services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)72 services
- Annual alcohol misuse screening, 5 to 15 minutes (G0442)51 services
- Annual depression screening, 5 to 15 minutes (G0444)47 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%
- Alzheimer's disease or dementia69%
- Depression54%
- Arthritis53%
- Anxiety44%
Practice locations
Addresses where Cynthia M. Armstrong is enrolled with Medicare (CMS data updated October 2, 2026).
- 2200 E Williams Field Rd, Suite 200Gilbert, AZ 85295 (480) 452‑3399
Group practices
Medicare enrollment lists Cynthia M. Armstrong as a member of this group (CMS data updated October 2, 2026).
- Kmtrask PLLC15 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Gilbert
Clinicians with the same Medicare primary specialty in Gilbert, AZ — not a recommendation.
Other clinicians in Kmtrask PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790009660 |
| 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