Quick answers
- Does Makenzie B. Duncan accept Medicare assignment?
- Yes. Medicare's clinician data says Makenzie B. Duncan 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 Makenzie B. Duncan see?
- In 2024, CMS data shows 124 Original Medicare patients and 143 services for Makenzie B. Duncan. This counts Original Medicare only and measures volume, not quality.
- What is Makenzie B. Duncan's NPI number?
- 1952921272. 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 Makenzie B. Duncan, 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 | 124 |
|---|---|
| Services billed to Medicare | 143 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)59 services
- Emergency department visit with moderate level of medical decision making (99284)19 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)11 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 cholesterol69%
- High blood pressure59%
- Arthritis44%
- Anxiety27%
- Ischemic heart disease26%
- Diabetes23%
Practice locations
Addresses where Makenzie B. Duncan is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.
- 10830 N Michigan Rd, Riverview Health Emergency Room and Urgent CaZionsville, IN 46077 (317) 764‑5050
- 14535 A Hazel Dell PkwyCarmel, IN 46033
- 14585 Hazel Dell PkwyCarmel, IN 46033 (317) 214‑5030
- 395 Westerfield RdNoblesville, IN 46060
- 395 Westfield DrNoblesville, IN 46060
Group practices
Medicare enrollment lists Makenzie B. Duncan as a member of this group (CMS data updated October 2, 2026).
- Riverview Hospital211 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Zionsville
Clinicians with the same Medicare primary specialty in Zionsville, IN — not a recommendation.
Other clinicians in Riverview Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952921272 |
| 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