Quick answers
- Does Rose Ann M. Wan accept Medicare assignment?
- Yes. Medicare's clinician data says Rose Ann M. Wan 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 Rose Ann M. Wan see?
- In 2024, CMS data shows 212 Original Medicare patients and 737 services for Rose Ann M. Wan. This counts Original Medicare only and measures volume, not quality.
- What is Rose Ann M. Wan's NPI number?
- 1861913980. 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 Rose Ann M. Wan, 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 | 212 |
|---|---|
| Services billed to Medicare | 737 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 83 |
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)234 services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)98 services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)59 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)57 services
- Administration of influenza virus vaccine (G0008)43 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%
- Arthritis71%
- Chronic kidney disease56%
- Heart failure54%
- Anxiety48%
Hospitals where Rose Ann M. Wan works
Medicare's Facility Affiliation Data lists Rose Ann M. Wan 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.
- OSF Little Company of Mary Medical CenterEvergreen Park, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140179
- UChicago Medicine AdventHealth BolingbrookBolingbrook, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140304
- UChicago Medicine AdventHealth GlenoaksGlendale Heights, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140292
- UChicago Medicine AdventHealth HinsdaleHinsdale, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140122
- UChicago Medicine AdventHealth La GrangeLa Grange, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140065
Practice locations
Addresses where Rose Ann M. Wan is enrolled with Medicare (CMS data updated October 2, 2026).
- 396 Remington BlvdBolingbrook, IL 60440
- 4200 Cantera Dr, Suite 114Warrenville, IL 60555 (331) 252‑4078
- 630 E N AveCarol Stream, IL 60188 (630) 458‑5300
Group practices
Medicare enrollment lists Rose Ann M. Wan as a member of these groups (CMS data updated October 2, 2026).
- Adventist Health Partners, Inc.255 clinicians in the group
- At Home Care Physicians PLLC4 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Bolingbrook
Clinicians with the same Medicare primary specialty in Bolingbrook, IL — not a recommendation.
Other clinicians in Adventist Health Partners, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1861913980 |
| 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