Quick answers
- Does Nikki L. Marcellino accept Medicare assignment?
- Yes. Medicare's clinician data says Nikki L. Marcellino 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 Nikki L. Marcellino see?
- In 2024, CMS data shows 87 Original Medicare patients and 933 services for Nikki L. Marcellino. This counts Original Medicare only and measures volume, not quality.
- What is Nikki L. Marcellino's NPI number?
- 1295196285. 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 Nikki L. Marcellino, 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 | 87 |
|---|---|
| Services billed to Medicare | 933 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)169 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)75 services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)45 services
- Nursing facility discharge management, more than 30 minutes (99316)18 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 cholesterol59%
- Depression49%
- Anxiety49%
- Chronic kidney disease47%
- Diabetes43%
Practice locations
Addresses where Nikki L. Marcellino is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 10; the Medicare profile lists all.
- 15350 English AveApple Valley, MN 55124 (952) 431‑8500
- 205 Wabasha Ave SSaint Paul, MN 55107
- 233 Radio DrWoodbury, MN 55125 (952) 967‑7616
- 3800 Park Nicollet BlvdSt Louis Park, MN 55416 (952) 993‑3123
- 3850 Park Nicollet BlvdSt Louis Park, MN 55416 (952) 993‑3123
Group practices
Medicare enrollment lists Nikki L. Marcellino as a member of these groups (CMS data updated October 2, 2026).
- Park Nicollet Clinic1,787 clinicians in the group
- Group Health Inc1,638 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Apple Valley
Clinicians with the same Medicare primary specialty in Apple Valley, MN — not a recommendation.
Other clinicians in Park Nicollet Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1295196285 |
| 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